Mike Greenfield

Entrepreneur + a little advising/investing. Founded @circle-of-moms, @team-rankings. First data scientist at both @linkedin and @paypal.
http://numeratechoir.com

Bram Cohen

@bittorrent inventor. Founder of @bittorrent Inc. Veteran of many startups.

Rahul Dewan

Working on the weekend. Formerly @apple @stanford-university, Engineer.

Philip Rosedale

Founder @coffee-power, @linden-lab • Worked at @real-networks, @realnetworks • Studied at University of California, San Diego
http://www.lovemachineinc.com/blog/

Patrick Collison

Cofounder of @stripe. Previously: MIT, Auctomatic, reverse engineering iPhone apps, reading books.

Jason Citron

Founded @openfeint. Programmed the first version myself. Grew the company as CEO to 7,000 games and 120,000,000 users. Sold it for $104 million after 3 years.

Brent Goldman

Co-Founder @standard-treasury • Worked at @facebook • Investor in @doordash, @instacart • Studied at @california-institute-of-technology

Kevin Hale

Partner at @y-combinator. Founded @wufoo (Acquired by @surveymonkey).
http://roundedbygravity.com

Amos Elliston

Founder @pocket-change. CTO @geni. Engineering @yammer.

Naval Ravikant

Sweat: @angellist , @venture-hacks @vast @epinions ; Money: @twitter @heyzap @snaplogic
http://startupboy.com/

Aaron Batalion

Cofounder/1st CTO, @livingsocial. Investor: @betable, Bevel, @mediaspike, @retargeter, @shyp, @altschool... Advisor: @everlane, @brilliant, @bountysource...
http://aaronbatalion.com

Chris Wanstrath

Co-Founder and CEO of @github.

Millie Tadewaldt

Venture Hacker @angellist. Founded @cakestyle, @doggyloot. Previously at @sandboxind, @bcg, @harvard-law-school.

Tikhon Bernstam

Co-founder, @scribd.com and parse.com @parseit

Ding Zhou

engineering@square

John Pettitt

CEO Free Range Content Inc. Ex: VP of Engr. @bittorrent. CTO/Founder @cybersource (IPO $2bn exit) & @beyond-com (IPO)

Walter Lee

Product at @leanplum. Former @google product manager and software engineer. @princeton-university BSE computer science.

Brian Sugar

Director Everlane Founder/CEO POPSUGAR VP/GM @2wire (sold AT&T) Founder/CEO @SugarMedia (sold 2Wire) Chief Web Officer @bluelight-com VP eCommerce at @j-crew

Saran Chari

Founder, CTO @flixster and RottenTomatoes

Allan Grant

Co-Founder & CTO at @hired-1. Co-Founder & CEO at @curebit. Founded @webmasters-international (bootstrapped & profitable 50 employee). @georgia-institute-of-technology CS

Leah Culver

Founder and CEO of @grove (@grove.io). Former technical co-founder of @pownce (sold to @six-apart). Co-author of OAuth and OEmbed.
http://blog.leahculver.com

Renaud Visage

Co-Founder & CTO of Eventbrite. Mentor at seedcamp, startupbootcamp, lecamping, techpeaks. Advisor to European startups.

Darwin Ling

Founder @thump-games •Chief Architect at @jaxtr, Sr Director @skyfire ( Acquired by Opera ), Hacker/Data Nerd, BS/MS @purdue-university , MBA @university-of-chicago-booth-school-of-business

Manish Shah

Co-Founder @mpact, Co-Founder @rapleaf • Advisor @code-for-america • Studied Computer Science @university-of-california-berkeley • Advisor to tech founders & engineers

Evan Reiser

Product at TellApart. CEO/Co-Founder @adstack-acquired-by-tellapart. Co-Founder @bloomspot-acquired-by-jpm-chase. Expert in ad optimization+personalization

Jim Young

Currently: founder of @perceptual-networks. Before: founder of HotOrNot, @i-o-ventures, Megatasty. PhD, UC @university-of-california-berkeley EE/CS.

David Blado

Founder @vendop • Worked at @redhat-1, @decarta, @ebay, @cadence-design-systems, @nortel • Studied at @clarkson-university

Steven Roussey

Platform @weebly ; Commerce @weebly ; Secret Weapon @weebly . Firebug contributor. Creator of Illuminations. Founder of Network54. Advisor. Investor. Hacker.

Dheeraj Sanka

Product Manager @intuit. Investor @reesio, @lob ,@zesty-1

Nathan Schmidt

Facebook Engineering, Cofounder and CTO of Gaston Labs, founding CTO of @pbworks. Depth in web backend, mobile, and geo technologies.

Ajit Sancheti

Co-founder @preempt-security ; Co-founder @taskit; Co-founded Mu Dynamics (acquired by @Spirent Communications)

Philip Fung

CTO @operator-inc , Early Engineer @facebook

Adam Gries

Hustler • Founder OKpanda • Founder @social-expeditions: Sold to Kama Games '11 • Founder, Nicknames: Sold to @sgn '08 • Founder NishNash: Sold to DiningIn '07

Florian Leibert

Tech lead at @airbnb. Former Software Engineer, @twitter. Former platform engineer, @ning.

Jonathan Downey

CEO at @airware, @y-combinator alum, extensive experience with @unmanned-air-systems, UAS flight controls @boeing, commercial pilot, studied EECS @massachusetts-institute-of-technology

Dave Johnson

Co-founder/CTO @nitobi-software (acq'd by @adobe). Worked on @phonegap-1 and @robotreplay (acq'd by @foresee-results). PhD, investor, father, and lover of beer.

Kirk Ouimet

Founder at @scan, grew web traffic from 0 to 2.5+ million monthly uniques. Helped take our app to over 80 million installs on iOS, Android, and Windows.

Robert Zeches

Founder @trubric • Investor @pinterest, @facebook, @nanoholdings, @AlphabetEnergy, @MomentumMachines , @simplestar • Ph.D. Nanoscale Science & Engineering, @university-of-california-berkeley

Jon Dahl

Co-founder/CEO of @zencoder - video infrastructure in the cloud. Sold to Brightcove in 2012. Founder, developer, investor, philosophy nerd. YC 2010.

Cuong Do

Former @youtube (early scalability/infrastructure guy, manager of @youtube front-end feature development), Former manager/software engineer at @paypal and @inktomi

Chris Arsenault

Founder @inovia-capital, @sit-europe • Worked at @telesystems-ltd, @msbi-inc • Studied at @university-of-laval
http://chrisarsenault.wordpress.com

Keith Lee

Former Founder/CEO of @booyah, Programmer, Lead Producer for @Diablo at Blizzard, Lead Engineer @InsomniacGames
http://66dots.com/

Patrick Riley

Founder / CEO of @ark (YC W12) @university-of-california-berkeley Ph.D. in CS focused on search. Previously worked at leading search and social media companies as Product & UX Director.

Brian Armstrong

CEO of @coinbase • Software engineer at @airbnb and @carwoo-1 • Masters in CS and BA in Economics at @rice-university University

Ryan King

Technology Executive & Entrepeneur. Co-founder/CTO of a stealth startup. Early employee / VP Eng of @plaxo, MSCS @stanford, Angel Investor

Joshua Greenough

Founder @bankons (Launched May 2011). 1st hire @ PowerReviews. Both acquired in 2012, currently at Capital One Labs. My career is a big CS & Business mash-up

Avichal Garg

PM - Facebook; CEO - @spool (acquired by Facebook); CTO - @prepme (acquired by Daily Mail Group (LON:DMGT); PM - @google; MS/BS - @stanford-university
http://www.avichal.com

Somik Behera

PM @nicira @vmware, Early Engg. @vmware, Founding Member @openstack-1 Quantum. Broad '1.0' Engg. & Biz exp. @stanford-university MS&E @university-of-texas-at-austin-1 CS

Gary Tsang

Worked at @twitter, @serious-business • Studied at @university-of-texas-at-austin-1

Stefano Bernardi

Employee #1 at @betable • Previously at @500startups and at TechCrunch • BSc Computer Science
http://bernardi.me

Scott Raymond

Mobile @ Airbnb. Co-founder / CTO of @gowalla; acqui-hired by @facebook. Mobile product guy. iOS developer, early Rails hacker, O'Reilly author.
http://www.scottraymond.net/

Mathew Spolin

Founder @sproutling, Noosh, @doubledutch. VP Eng at @one-medical-group, CTO @rateitall

Brandon Leonardo

Founder @instacart. Early @angellist engineer. Hack of all trades, master of awesome.

Vijay Karunamurthy

Seen in coffeshops in the Mission, @university-of-california-berkeley, and lands to the south (co-founder @ AVOS, previously Confluent, @stanford-university, @youtube, @google)

Michael Agustin

i build expressive products. co-founder & ceo of @weaver-labs. co-founder of @gamesalad, responsible for 21% of app store monthly game uploads. masters from @carnegie-mellon-university

Ted Grubb

Vamsi Sistla

CEO @telvetto CTO @offerboard, Angel @TIESV @arcfund @eniac-ventures Mentor @microsoft-ventures-accelerator-seattle @the Unreasonable Institute @springboard
http://blog.sistla.com

Chris Wetherell

Founder @avocado • Worked at @google, @twitter • Studied at @university-of-california-berkeley

Ozan Onay

Co-founder and CTO of @vida, previously @topguest

Paul Stamatiou

Designer at Twitter.
http://paulstamatiou.com

Henry Tirri

Interim CTO @nokia, PhD + Professor of Comp Sci @university-of-helsinki, Frmly SVP Research at @nokia

Victor Young

@uwaterloo Alum. CEO & Founder @flinja. General Partner @X-Fund, Engineer by trade, built largest insurance eApp and CRM, hired over 500 people, Grew ARR to 50M

Nurzhas Makishev

Investor, Entrepreneur, Developer, @StartupChile Judge, @massachusetts-institute-of-technology CS Econ Math, @wharton-school MBA, @harvard MPA

Kevin Gibbon

Co-founder, CEO of @shyp . Canadian.

Josh Fraser

Co-founder & CTO at Forage. Previously founded @torbit (acquired by Walmart) and @eventvue. Computer Science @clemson-university.
http://www.onlineaspect.com

Ben Finkel

Co-founder and CTO of Jelly. Previously, @fluther (acquired by Twitter), @twitter (Growth).

Ryan Romanchuk

Gnarlar at @ostrovok. Studied at @santa-clara-university

Maria Alegre

Co-founder and CEO @chartboost
http://blog.chartboost.com/

Russ d'Sa

Worked at @twitter, @23andme • YC Summer 2007

Max Gutman

Early engineer at @eventbrite helped company grow to over 200 employees and $700M/year in revenue, @adteractive • @red-mccombs-media • Studies at @berkeley and @carnegie-mellon-university-2 • Lives in San Francisco

Jean Bredeche

co-founder, CTO at @quantopian

Paul Bohm

Game Theory Enthusiast
http://paulbohm.com/about/

Ken MacInnis

Co-founder Distill. Formerly Lead Architect Search and Infrastructure @stumbleupon, Sr. Tech Lead Webmap and Search at @yahoo • CE at @university-of-michigan, @carnegie-mellon-university

Guillermo Rauch

Cloudup CTO
http://devthought.com

Zac Witte

Founder of @handup, first employee at @pubnub, worked at @castlight-health, data-obsessed computer scientist
http://zacwitte.com

Kenn R

Currently at @gobbler • Worked at @apple, @line-6 • Studied at @berklee-college-of-music, @azusa-pacific-university

Vladimir Giverts

CTO at @identified-3. Team builder and scalability expert.

Jeffrey Wescott

Passionate internet entrepreneur. Relentlessly pragmatic and solution focused. Passionate about data-informed design, lean thinking, and agile development.
http://jeffreywescott.tumblr.com/

Chris Smoak

Founder Volume11 Media. @y-combinator W06. Worked at @amazon, @nvidia , @microsoft. Studied at @carnegie-mellon-university.

Collin Jackson

Founder @apportable • Worked at @google, @betable • Studied at @stanford-university, @yale-university

Rajesh Chandran

CEO/Founder, @tinker; CTO/Founder, wize.com (Nextag); Lead, pre-IPO NetSuite; Architect, Closedloop (Lawson). Team/Product/Tech Assembler.

Aaron Gotwalt

Co-founded @cotweet (sold to ExactTarget), @seesaw-decisions-corp (sold to @byliner-inc). At the intersection of people, products, and technology.

John Manoogian III

Founder, CTO: @140-proof, advisor to startups. Coder / designer since forever. Have raised money from @bluerun-ventures , @founders-fund, and @sv-angel.
http://blog.jm3.net/

Daniel Undurraga

Entrepreneur, Software engineer and seed investor. Co-founder @seahorse. Previously founded @needish and @clandescuento.com sold to @groupon in 2010.

Scott Snibbe

Founder @eyegroove , @snibbe-studio • Worked at @adobe-systems, @interval-research • Studied at @brown-university, @rhode-island-school-of-design
http://snibbe.com/blog

Christian Sanz

Founder & CEO at @skycatch. DroneGames founder and Chief Organizer. Cofounded @geeklist , Engineer @ Disney, Built break.com from the ground up. Military vet

Joel Gascoigne

Co-founder and CEO at @buffer. Took idea to revenue in 7 weeks. Now used to share 500K posts/day, with $4.3m ARR. Blogger, speaker, advisor. @angelpad alum.
http://joel.is

Christopher Gooley

Making @preact the industry leader in predictive customer behavior. Previously: @earbits-yc-w11, @foliohd, @humantelligence

Leore Avidar

Co-founder @lob. Worked at @aws, @citigroup, @google , @motorola • Studied at @university-of-michigan

Apoorva Mehta

CEO @ Instacart Previously @ @amazon, RIM & Qualcomm, UWaterloo Engineering Grad

Victor Ghitescu

Venture Hacker at @angellist. Previous startup experience with @topguest. Worked at @goldman-sachs and @ubs. @university-of-sydney-1 Finance & Law

Richard Crowley

Operations engineer @betable, founder of @devstructure, and equal-opportunity technology hater.

Paul Biggar

CEO of @circleci (https://circleci.com). @y-combinator alumnus, former @mozilla senior engineer, former @lookout principal engineer, PhD in Computer Science (compilers, @trinity-college College Dublin)
http://blog.paulbiggar.com

Jean-Paul Cozzatti

VP of Engineering @ @rally Product Manager @ @twitter Director of Product/Engineering at @bebo

Aaron Hall

Founder of @boatbound & avid boater. @university of Arizona. 3 previous exits.
http://thehalltruth.co

Jonathan Pines

Founder @giftrocket • Worked at @facebook Investor @comprehend, @splitwise Studied at @stanford-university, @harvard-university

Jon Crawford

Founder & CEO of @storenvy. Technical, design, and product-savvy. Former small biz e-commerce engineer and consultant. Loves a good API and a good IPA.
http://joncrawford.com

Ryan King

Worked at @twitter, @technorati.
http://theryanking.com/

Matt Kent

Co-founder @sprig. Built and launched initial products for venture-backed startups @reactualize. Co-creator of @radrails RoR IDE.

Rupert Ralston

Founder, Developer, Angel investor
http://www.rupertralston.com

Kyle Wild

Wisdom seeker. Student of social, cognitive, and computer systems. Co-founder & CEO of @keen-io
http://keen.io/blog

Arjun Banker

Former engineer @facebook on platform and tools. Previously @zillow, @microsoft.

Brent Fitzgerald

Founding team card.io (sold to PayPal). Founding team Sifteo. Also MIT Media Lab, Stanford SymSys.

Larry Halff

Founder @gnolia-systems-llc, @Contrast LLC • Investor @apptimize, @zuli • Studied at @university-of-british-columbia, @earlham-college

Mircea Pasoi

Growth Hacker @twitter, Co-founder @summify, @balaurro
http://mirceapasoi.com

Rob Phillips

Former iOS Lead at @everest. Created and sold a hunting app company. Created @brevidy, an open source video social network.

David Recordon

Builder at @facebook • Investor @onbeep, @upverter, @spark, @viacycle • Advisor @superfeedr • Ex- @six-apart, @verisign and OAuth/OpenID

Adam Michela

Designer & Developer · Made things at @dropbox, @facebook, @gowalla, @new-york-times, etc.

Frank Stratton

Founder Runscope • Former API Tech-Lead @twilio • Worked at @Pelago, @amazon • Studied at @university-of-illinois-urbana-champaign

Stephen Hood

Co-Founder of @blockboard, formerly head of product for @del-icio-us, PM for @yahoo Search and @bea-systems.
http://uniquehazards.com

Sam Street

Co-founder of @postmates. Front-End / iOS Engineer

Russ Heddleston

Co-founder and CEO at DocSend

John Sheehan

Founder and CEO of @runscope. Previously Platform Lead at IFTTT and Developer Evangelism Lead and Developer Experience Product Manager at Twilio.

Matt Pakes

Product at @facebook • Founder @miso (sold to @dijit-media)

Joshua Scott

Co-founder @shyp. Dev & design background. Previous: Lead product & UX designer at @attachments-me, @ibm, startup founder.
http://joshuascott.quora.com/

Nisheeth Ranjan

Co-Founder/CTO at @brightfunnel, @introrocket. Built @zamanzar-com tech/business, Worked at @trulia, @liveops, Netscape. @stanford-university MSCS in AI, @cornell-university BSCS.
http://nisheeth.tumblr.com

John Bragg

Founder/CTO at Cozy

Sean Ahrens

Product CEO of Crohnology • @y-combinator Alum (2x) • @votizen, @1000memories, @messageparty • @uc-berkeley Business, Comp Sci

George Su

Founder @whathavei • Worked at @salesforce, @infoseek • Studied at @university-of-california-berkeley
https://twitter.com/whathavei

Craig Harper

Founder @irisnote, @apisphere, @avasta exec team as CTO/VP Eng • Worked at @interactyx • Studied at @babson-college, University of California, San Diego
http://irisnote.com/category/blog/

Brad Griffith

Eng / CEO at Gametime. Studied at Stanford. Helped build Google and Zappedy (acquired by Groupon). iOS developer. Love scalable creative distribution.

Adam Derewecki

Founder of CameraLends. Former Director of Engineering at ApartmentList, technical lead at Yelp and Causes.
http://derwiki.tumblr.com

Aren Sandersen

Stanford CS, 15 years in industry. Experience scaling early technology and teams.

Garrett Gee

Set genius world record for Tetris at 13. Collegiate soccer for @brigham-young-university at 20. Now going to try this startup thing.
http://garrettgee.me/blog/

Jonathon Kresner

Founder at @airpair

Jason Crawford

Co-founder & CEO, @fieldbook. Previously: Co-founder & CTO, @kima-labs (sold to @groupon); team lead @amazon; built supercomputers @d-e-shaw; CS @carnegie-mellon-university.
http://jasoncrawford.org/

John Beatty

Founder @clover • EIR at Sutter Hill Ventures • Software engineer @ Sun, BEA/WebLogic, Yahoo • Studied Computer Science at @brigham-young-university

William Hockey

Founder @plaid • Worked at @bain-company • Studied at @emory-university

matt hunter

Founder EightBit, textslide • Worked at @simplegeo, @jawbone

Joshua Slayton

Venture Hacker @angellist. Previously @super-rewards, acquired by @adknowledge.

Dave Fowler

Founder @chartio (YC s10) and previously SocialBrowse (YC w08). One of IBM's most patented interns ever. Forbes 30 under 30 in 2012 and 2013.
http://thingsilearned.com

Erik Smith

Partner at @shuffle-interactive; Co-founder / Director of Product @kanvas.by; Consultant at the Council for Economic Education; Advisor at Class Badges

Rod Begbie

Co-founder & CTO at @sosh • http://sosh.com/ • Seeking super-smart engineers, passionate about products • Previous Lives: @slide, @bose-corporation, @sapient

Vu Nguyen

Co-founder of @beautylish

Kevin Bong

Founded @auditfile ; studied @ucla; worked @deloitte

Davy Kestens

Founder and CEO at Sparkcentral. Developer since age 13. Public speaker. Enjoying life.
http://www.davykestens.be

Brandon Ballinger

Co-Founder @sift-science, Software Engineer @google

Buster Benson

Co-founder/CTO at Habit Labs/Health Month. Co-founder Robot Co-op (sold to @amazon). Creator of Locavore (sold to Local Dirt/Hevva). Creator of 750words.com.
http://wayoftheduck.com

Anuja Doshi

Product Manager at @identified-3. EE/CS Bachelors and Masters from @massachusetts-institute-of-technology. MBA from @stanford-university. Experience in tech, consulting, and private equity. Love data.

BrightBytes

Specialize in managing technology strategies and new product portfolios.Founder BrightBytes • Worked at @zynga, @moody-s • Studied at @massachusetts-institute-of-technology

Josh Whiting

Technical Co-Founder at @blockboard. Formerly: senior engineer at @craigslist, ran engineering team at @delicious-part-of-avos. Technical background but always product-focused
http://blog.yetanotherjosh.com/

Ty Amell

Founder @stackmob, the original Backend-As-A-Service. Now at @paypal and a former engineer at @imeem

Peter Boctor

CTO & Co-founder @skedadel
http://idevrecipes.com

Arun Thampi

Co-founder at @nitrous-io. Previously: Early Engineer wego (2.5M+ MUV), Palm & Motorola. EE @ NUS with Entrepreneurship Minor from @stanford-university. Started Addressgate.
http://mclov.in

Zach Perret

Co-Founder of @plaid

Vivek Tatineni

Founder @messageme • Worked at @lolapps • Studied at University of Illinois, Urbana, Champaign

Amit Sasturkar

Founder/CEO of stealth startup, CTO of Twurler. 2nd Engineer @lexity. Web Search @google and @Yahoo. Strong background in large-scale systems, algorithms, and data mining.

blat001

CTO of 5th Finger, transformed business operations enabling a successful exit for our VC in 2012.

Steven Ou

Founder @touchofmodern • Studied at @university-of-pennsylvania

Alexander Wolfe

Head of Product Design & Front End Development. I love building great products with incredible user experiences. I have successfully managed teams and grown startups into thriving companies with world class products.

Ernest W. Semerda

a^2 + b^2 = c^2
http://www.theroadtosiliconvalley.com/

Gaurav Sharma

Co-Founder and Engineer GetChute.com.
http://allyourcodearebelongto.me/blog

Tom Whipple

Software engineer & entrepreneur.

Ben Morse

Machine Learning, Software Engineering. @carnegie-mellon-university Electrical and Computer Engineering BS & Robotics MS w/ 4.0 GPA.

Andrew Look

Co-Founder and CTO @URX_tech. Vancouver-born, SF Bay Area-raised, UCLA alumni. Obsessed with BigData and Machine Learning

Brian Upton

Cofounder and CTO of @rally. Developer, admirer of storytelling mediums, tech nerd.

Arnaud CAVAILHEZ

Software Engineer

Marwan Roushdy

Co-Founder @complex-polygon @tag

Marc Held

CEO of @weft; Co-founded @zazu (a @masschallenge finalist and PepsiCo10 winner); Dir. Mobile @boxfish; National Cyber Defense Champion; Six Sigma Yellow Belt

Pierre-Olivier Latour

Founded @everpix. Sold motion graphics tech to @apple. Founded game company @french-touch-sarl. Built award-winning #1 ranking free iPad app for @cooliris.

Jessica Mah

Co-Founder/CEO, @indinero.com. Y Combinator Alum, member of Young Presidents' Organization (YPO). Making selective angel investments.
http://jessicamah.com

Allen Rohner

Founder, CTO, @circle-4. Machine Learning background. Clojure contributor. 2nd time entrepreneur. Tech Lead of 4 products and 30 engineers @crossroads-systems .

Justin Rosenthal

Founder @messageme • Worked at @lolapps • Studied at @university-of-wisconsin-madison

Dave Maestri

Invented Mob Wars. Co-founded @metamoki. Angel investor here and there.

James Lawrence Turner

Founder @urx • Studied at @university-of-california-los-angeles
http://blog.adlast.com

Roger Pincombe

Chronic inventor, professional hackathonner, proud Glasshole. Past: Co-founder of @augur ( @techstars Boulder 2013) , dev at @microsoft , @yahoo , @ark.
http://allthepeople.net/roger-pincombe

Jed Denlea

Software Engineer/SRE @google

Tejas Kotecha

Co-Founder @shopquick • Architect at @paypal • Engineer at @zuora, @wepay, @kreditfly • Studied at @university-of-southern-california

Matt Howland

Looking to start something new. Successes as both CTO and CEO, a geek with business sense who loves to build.

Prabhdeep Gill

Co-Founder Umano • Worked at @google, @yahoo, @tagged @socialdeck (acquired by @google) • @university-of-waterloo @software-engineering Grad

Jose Gonzalez

Worked at J&J, @yahoo, @yammer, and @microsoft. BS-CS and MS-MIS @florida-international-university; CS PhD dropout; founded two companies; Fitness and sports junkie.

Brad Whitaker

Co-Founder @tugboat-yards • Worked at @six-apart, @livejournal

Peter Jihoon Kim

Co-Founder & CTO at @nitrous-io. Previously: Lead Engineer at @viki (10M+ MUV), @decisivebits, GameVentures, and @apple. CS @ @national-university-of-singapore
http://www.raingrove.com/

Doug Wormhoudt

Founder and President of @lovely, 2nd startup • Started developing professionally before I could vote • Worked at @tyco-international, @sogeti-usa

Matthew Moore

Founder & iCEO @crowdmob, @thrivesmart • Worked at @google, interned at @ibm Extreme Blue • BS in CSE from @university-of-california-san-diego

Bradley Greenwood

Founder at @scal-io and @shotlist. Ex-Yahoo. Hacker, Designer, Bootstrapper.
https://www.facebook.com/ScalioLabs

cooper bethea

Software engineer and site reliability expert. Currently: Google SRE; formerly primary oncall for Twitter, Foursquare, Sift Science.

Howard Marks

co-founder Activision ATVI $14B cap, founder @acclaim-games (sold to @playdom). Founder and managing partner @startenginela LA's largest accelerator.

Brian Woods

Co-founder/CTO Hellobit. 20+ years product dev. Founded 3 startups, involved in 8. 9 patents. Four11 alum (sold to Yahoo), head of viral Bebo (sold to AOL)

Peter Nixey

YC Alum - I sold previous company in 2010. Degree in Physics from Oxford, Rails engineer, UX and team obsessive, full stack engineer & writer at peternixey.com
http://peternixey.com

Kyan Pardiwalla

Brandon Goldman

Co-Founder at @freshpay. Worked at @miso-media, @box-com.

Ben Standefer

Product Manager at @urban-airship. Co-founded @fantasybook (acquired by Citizen Sports/Yahoo! Sports). Early engineer at @eventbrite, @digg, and @simplegeo.

Mike Lee

Cofounder @edshelf. Ex-mobile product director @tripit (acquired by Concur in 2011). Ex-technical manager & software engineer @yahoo.

Dan Rummel

CTO @shyp Prev: Dir. Eng. @live-nation-labs, CoFndr @pundit-rally, CoFndr of @prescreen, CoFndr @Seero, Flight Dynamics Manuver Specialist @nasa for THEMIS

Evan Prodromou

I build Open Source startups.
http://evanprodromou.name/

Dustin Whittle

Developer Evangelist @ AppDynamics
http://tumblr.dustinwhittle.com/

David Turner

Head of Technology at @unified | Former cofounder at @pagelever
http://blog.unifiedsocial.com/

Tommy Griffith

SEO at @airbnb, previously SEO @paypal. Side project is @clickminded, digital marketing training for startups.

Adeel Ahmad

Founder @shopseen. Worked at @context-optional acq. by @efficient-frontier acq. by @adobe. @university-of-waterloo EE.

Gil Silberman

Computer engineer (@princeton-university BSE), venture lawyer (@university-of-california-berkeley JD), operations guy. Early participant @ Craigslist, @opentable, and @linkedin.

Eric Florenzano

Founded Clutch.io (YC, sold to Twitter in 2012), and Convore (YC, also sold in 2012). Developer (iOS, Android, Python, Go). B.S. Comp. Sci. (Iowa State, 2008).
http://www.eflorenzano.com/

Darren Nix

Founder and engineer at @42floors. Founder of @silver-financial and @leaky.

Nachiketas Ramanujam

Hacker with strong background in User experience, UX Research, Product Design, and HCI. 2X Entrepreneur • Worked at @paypal, @microsoft, @amazon • Studied at @georgia-institute-of-technology @mit-media-lab

Marko Gargenta

Founder of @marakana, acquired by @twitter • Investor in @spire, @accio-energy-inc, @matterfab • Studied at @university-of-waterloo

Ryan Jackson

Founder @theorem. Developer @visible. Founded @microeval. Product Manager @ooyala. B.S. & M.Eng. from MIT.

Yash Kumar

Founder of @runnable.com. Worked at Amazon.com & Cisco Systems. Full stack hacker and engineer

Eddie Siegel

Co-Founder / CTO @tapfwd

Matt Hatoun

Founder @wholeshare, East Transit. Computer Scientist at @adobe-systems. Computer Science @brown-university University.

Brian Rue

Co-founder/CEO @rollbar. Previously: Co-founder/CTO @lolapps, @stanford-university undergrad dropout.
http://brianrue.wordpress.com

Ronald Mannak

Inventor of the #1 best selling music toys on Amazon UK, early Kickstarter success story and creator of several successful iPhone apps.
http://blog.airguitarmove.com

Sam Gharabally

iTunes Mobile Store Engineering Manager

Ritik Malhotra

Co-Founder & CEO at @streem (YC S12; acq. by @box) • 2012 Thiel Fellow • Previously at @twitter, @intel • UC @university-of-california-berkeley EE/CS

Susheel Daswani

Start-up guy. Experienced engineer & IP Lawyer. Can code, define product & strategy, churn through IP agreements, and negotiate deals and M&A.

Chris Sun

* Wrote @facebook applications that reached 20+ million users. Used PHP and MySQL * 3.5 Years at @yahoo as C++ programmer on Ad Servers (display ads)

David Lee

UI Designer & Fullstack developer, previously at Punchtab and Pulse; recently launched PvshApp.com
http://hollandaise.me

Andrew Benton

Founder @bolt. Former Lead Software Engineer @twilio. Former DNS junkie @infoblox. Half of an Econ PhD from @princeton-university. Math BA from @university-of-pennsylvania.

Justin Zhu

Co-founder & CEO of @iterable. Ex @twitter engineer on Growth & API. Stint at @google. CS @carnegie-mellon-university-2.
http://\

Chris Kline

Co-Founder @shelf-com • Engineering manager, DevOps at @liveramp, @rapleaf • @texas-a-m-university

Jean Sini

CTO @fountain @onekingslane @twelvefold-media @blogrovr • VP Engineering @mint • Worked at @oracle-corporation • Investor @boxbee, @canva, @treasure-data
http://www.sini.net

Mike Demers

professional complainer, amateur fixer… Previously @captureproof, @mixbook (Mosaic), @yobongo, @amazon, @thomsonreuters
http://mikedemers.net/resume/

Clay Loveless

Co-founded @mashery (acquired by Intel). Founded @jexy (failed). Learning in progress.

Spenser Skates

Cofounder of @amplitude-1 (YC W12). Former Algorithmic Trader at DRW Trading. Two time winner of @massachusetts-institute-of-technology's biggest programming competition, Battlecode.

Nick ONeill

I founded Social Times Inc. in 2007 and sold it to WebMediaBrands (parent company behind mediabistro.com) in 2010. Now I'm building my next company...
http://nickoneill.com

Seth Blank

Founder @yourtrove-acquired-by-live-nation. Former CEO @dbix, COO @simpli-hosting. Helped scale @gdgt, @songkick, @justin-tv. Advisor @pubnub and @indinero.

Montgomery Kosma

Innovator on business models, marketing & discovery in noisy long tail markets.

Zack Liscio

Founder @naytev - YC (S14) - Former Googler - SF and DC - front-end developer, sales hustler
http://www.sprezzy.com

Simon Maynard

Co-founder @bugsnag, ex @heyzap. 10 years of product development experience.
http://snmaynard.com

Konrad Listwan-Ciesielski

Co-Founder Kira Talent • Worked at @minted, @nuance-communications • Studied at @university-of-waterloo • Next36 Entrepreneur

Chris Lloyd

Founder Assembly, Minefold • Worked at @opera-software • Studied at @university-of-sydney

Henry Liu

Co-Founder of @familyleaf (YC W12). Previously at @hunch. 18 years old and youngest Y Combinator alum. Currently on a leave of absence.

Pavel Serbajlo

@m-dot, @powerybase-1 Co-Founder and CTO. Entrepreneur, investor and developer with focus on mobile-first solutions.

Rikk Carey

Eng/prod designer+leader+coder. Deep in consumer internet/mobile, social, u/x, 2d/3d, games. Founder @plaxo Worked @egroups-com @yahoo! @silicon-graphics

Eric Nakagawa

Co-founder of @simplehoney, shopping simplified. Founder of @icanhascheezburger. Millions of lols.
http://ericnakagawa.com

Ian Nieves

(Apple, LEGO, Samsung, eBay/PayPal, CMU) Founding Partner @untangle (CMEA, Rustic Canyon Partners) Founder StuCo (@carnegie-mellon-university) MS BS Computer Science BS Economics @carnegie-mellon-university

Matt Wallington

Technical cofounder of @cargo. Previously cofounded @cpusage & @gridvid-me-1, launched distributed cloud compute platform at TechCrunch Disrupt. 10 yrs @intel.
http://feedtheinsanity.com

Ben Mathes

@angellist, @greylock-partners, @rockyou when it was #1, @athenahealth at IPO. @brandeis-university CS Masters 2 years early.
http://blog.benmathes.net

David Byttow

Co-founder of Secret. Formerly Google, Square, Medium.
https://medium.com/@davidbyttow

Dafeng Guo

Founder Strikingly.com • Worked at @yahoo, @goldman-sachs, @morgan-stanley

Brian Norton

co-founder at @shoto. iOS and Rails Engineer and with an eye for immersive design. UC Berkeley CS grad. Previously @involver @salesforce @oracle-corporation

Aleem Mawani

Founder @ @streak.com, Engineer, ex-Google, Waterloo + HBS alumn
http://www.aleemmawani.com

Pete Soderling

3x tech entrepreneur, hacker, geek. founder of hakkalabs.co & 500 startups mentor. living the bi-coastal dream.
http://petesoder.com

Justin Kruger

Software Architect, Designer and Leader at heart. For a decade developed, games, frameworks and SDKs. A true polymath that loves to learn and solve problems.
http://jdavid.net

Derek Tia

Software Engineer at @vurb, @salesforce alumni, @berkeley EECS, Rails side projects https://github.com/dtia/.

Dan Levine

Using technology to disrupt industries I love: early employee at @current-tv and @emi-music Digital, founded @styleseat to revolutionize personal beauty.

Jon McKay

Co-founder of Technical Machine, 1st startup out of school. Majored in computing at Olin College. Interned at Hangtime, Microsoft, and Pico-Digital.

Stan P. van de Burgt

Entrepreneur, Angel; Co-founder of @watchmouse (acquired by CA Technologies), @q-go (acquired by Rightnow/Oracle), DMO, @cloudspeakers, Geobrand;

Mohit Sabharwal

Nicolas Grenié

Intern Hacker in residence at @3scale Co founder of @cerealize Web, g33k, fun, frogs and snails !
http://blog.nicolasgrenie.com

Zack Shapiro

Co-founder of @luna. Engineer. Worked at @taskrabbit, @path, @techstars, and @next-big-sound. Studied @university-of-colorado-boulder. Turned Colorado into a basketball school.

Stephen Huenneke

Tech Founder @jobulous • Worked at @opower, @hubspot • Studied at @university-of-massachusetts-boston

Chris Bruce

Founder & CEO @sproutling • Worked at @rupture, @electronic-arts, @wellnessfx, @one-medical-group

Curtis Liu

Cofounder of @amplitude-1 (YC W12). Former software engineer at @google.

Aaron Blackledge MD

Founder & CEO of Care Practice (http://carepractice.com) one the most innovative private clinic in the US. Aaron is an MD, health hacker, designer and dancer.

Gilles Devaux

Senior Software engineer working on highly scalable systems with a strong emphasis on product quality and operational excellence.

Jonathan Claybaugh

Systems and Network Operations Architect and Leader. 17 years of industry experience. Key contributor to technology solutions and teams to enable and transform business execution.

Shash Joshi

CTO who specializes in architecting web-based, high availability, scalable systems which incorporate lean-Agile practices. Big-data, simplifying complexity.

Manolo Diaz

CEO & Co-founder @yogome.com. 500 Startups Batch 4. Mexican Entrepreneur.

Sean McCullough

Just a dude making it happen.

Patrik Outericky

Founder and CTO @simplelegal YC S13. 10 years in litigation management and billing analytics through prior company. Second time founder.

Steven Clarke-Martin

Technical CEO. Expert Software Architect. ATG Dynamo Java Application Server vet. Ad Tech vet at Goto, Overture -> @yahoo. Patents on media monetization. @worcester-polytechnic-institute

Valentin Squirelo

Hackerloop co-founder. Product designer, software + hardware. I've previously worked @owni and co-founded @tactilize

Miha Rebernik

I design, build and ship products. All the time.
http://breakthebit.org

Edward Dowling

Co-Founder & engineer @app-io. Always creating awesome products and teams that are never boring and always exciting.

Eric Simons

Cofounder of @songhop and @thinkster-1. Lived in Aol's headquarters for a few months.

Chris Maddox

Typist, Philosopher. Humanist with a penchant for dystopian novels, St. George gin enthusiast, and wearer of colorful pants.

Austin Cooley

Co-Founder & CEO at Tripstr. CEO of Nerd Swagger Inc (@quilt). CEO of Youtorial, Ed Tech startup. Kauffman EVP Fellow. @university-of-florida Comp Eng 2008

Navin Kumar

@weotta. Former Lead Eng. @mpact. Founder and Geek. Former CTO of @socialwok, former Venture Hacker @angellist
http://nokum.posterous.com

Hannah Fouasnon

Co-Founder & Developer at DJZ | Maker of companies and code | Mathematics, B.A., Reed College 2010

Barney Govan

Senior software engineer with 14 years development experience. Expertise lies at the intersection of software, data science, and statistics.
http://fromdatawithlove.thegovans.us/

Roderic Campbell

Lots of iOS experience at high profile companies. Tons of passion for making iOS apps look and feel great.

Andrew Lee

Co-Founder of @firebase.
http://blog.firebase.com

Alexander Davis

Frames delivered in under 16 ms

Andreas Klinger

CTO at Product Hunt Tech/Product/Metrics kind of guy Mentor at several accelerators

Mark Quezada

Co-founder @minded. Previously co-founder/CTO of @fastcustomer and founding engineer at @peer-news.

Mike Deerkoski

CTO/VP Eng @ EAT Club, former head of engineering of Flickr

Eli Tucker

Co-Founder of @vizify and alumni of @techstars & @PDXSeedFund. Software developer, entrepreneur, and amateur photographer.

Amol Kher

CTO of Wello. Previously founded HealthMobs. Netflix, Google, Microsoft. Passion for Health and Wellness software.

Joey Shurtleff

Cofounder, CTO at @instaedu (acquired by @chegg). Previously at @aerospike-1, getTalent (Cofounder), and Aggregate Knowledge. B.A. in Economics from Stanford.

Michael West

Founder/CTO @socrative; Founder PreazyPrep. R&D team leader; BS/M.Eng @cornell-university

Walter Punsapy

Worked at @edmodo, @yahoo, @raptr, @trialpay, @razorfish.

Peter Cummings (MIoD)

Founder & Owner @socomo, @Borealis IT Ltd • Co-Owner & CTO @masterbranch

Harsh Doshi

Engineer @facebook. Previously @brightroll , @zynga, @yahoo • Studied at University of Utah

Brian Leung

VP of Engineering at @circle-of-moms, Senior Information Retrieval Engineer at @spock, ex-MSFT, @massachusetts-institute-of-technology EECS graduate

Michael Jackson

UX designer, JavaScript/Ruby developer. Worked at Path, now at @twitter.

Nick Lane-Smith

Co-founder & CTO of @damntheradio (acquired by @fanbridge). ∞ Hustler. exHacker @apple. Past: math+compsci

Stanley Tang

Co-founder of DoorDash. Stanford CS. Author of eMillions

Malcolm Ong

EIR @500startups. Co-founder @skillshare. Advisor @unwind-me , @crossfader . Mentor @founder-institute, @launchpadla. Prev: @omgpop, @razorfish, @ibm. CMU '05

Kurt Ericson

Hacker & Craftsman

Chris Raethke

Over 10 years full stack dev, 7 years commercial product experience. Cert scrum master + lean advocate. Bachelor of IT/Bach of Microelectronic Eng. Ex Army Eng.
http://www.codesoda.com

Todd Sullivan

Co-Founder at @flightfox. Co-Founder at @globetrooper (sold 2011). Lead developer at @raytheon and @defence-1.

Maia Bittner

Co-founder / CTO at @rocksbox
http://blog.maiabittner.com

Dane Hurtubise

Co-founder, @parklet Product Director at @rally Co-founder of @jobspice (YC S09)

Oliver Nicholas

Engineering product and team builder trained @Ooga Labs, honed @yelp, managing Infrastructure @uber

Brennen Byrne

Founder @clef, • Worked at @adobe-systems, @h-bloom • Studied at @pomona-college
http://blog.getclef.com

Cherian Thomas

@cucumbertown CEO; Early @zynga India Employee - multiple roles (Engineer, PM, Producer etc.); RedHat scholarship recipient; @support-com

Anthony Mayer

Created @habinate • @ning, @glam-media • University of Washington

Tony Bako

Technology Leader. CTO at @mosaic-2, formerly VP of Engineering at @chegg, @cramster.

Sahin Boydas

Founder at @movielala-1, Serial Entrepreneur, Founder of @emoda-beyazkutu (exited)

Bart Myers

Founder and CEO @countable - Direct Democracy Sold @sidereel to Rovi Corp • Worked at @ibm • Angel Investor and startup Advisor
http://www.bartolah.com

Frost Li

Connecting talented developers with best-matched jobs with top companies in tech!

Andy Agrawal

Freelancer; Coding since 8; Rails expert; Built largest Facebook connect implementation on web; Worked at @Oracle @marklogic; Carnegie Mellon CS 2001.

Nuo Yan

Software Engineer at @pinterest • Worked at @chef-2 and @Livestar (acquired by Pinterest) • Studied at @UW

Scott Fleckenstein

Back-end developer at multiple startups; Experience leading development teams; Experience scaling a product to hundreds of millions of users.

Michael Herman

Full Stack Generalist. Experienced in Python/Django and Python/Flask and ROR. Currently learning Node, Meteor, Angular.
http://www.mherman.org/blog

Anand Henry

Co-founder @dopios • Data engineer at @eventbrite, Search engineer @salesforce • @carnegie-mellon-university graduate

Michael Christopher

Entrepreneur, Tinkerer, Lover of all things tech. Currently @otoy. Formerly @appslingr @zencoder @brightcove @schooltube

Bret Kittle

Web Engineer and early team member at both Limos.com and LuxDelux.com. Full-stack developer with entrepreneurial spirit.
http://stark-wave-4253.herokuapp.com

Yan Lhert

Cofounder of Zen99, YC Alumni

Nick Baum

Founder @whereberry • Worked at @youtube, @google • Studied at @dartmouth-college

Ravi Srivatsav

CEO, Founder @elasticbox. @microsoft and @ibm Alum, Director of Platform at @myspace and VP product and strategy @sgn @mindjolt

Jeff Schenck

Co-founder and CTO at @chewse. Formerly Senior Engineer at @adly.
http://zealousbits.com/blog/

Arrel Gray

Coder, designer, and co-founder of Soldsie, making tech for the people.

Pius Uzamere

Lead Engineer at @the-information. @becouply co-founder. @massachusetts-institute-of-technology CS grad and student body president. Open source hacker. Featured on CNN's Black in America.

Brian Sunter

Hacker @snapup Co-Founded @partender Love mobile, startups, tech, travel and adventure. Native iOS apps are my specialty
http://www.brian.su