About
Brian Fioca is a product engineer with over two decades of experience across web, mobile, and desktop platforms using languages including Java, PHP, Ruby, C++, Swift, and JavaScript. He has founded five companies including RescueTime (Y Combinator 2008) and co-founded Madrona Venture Labs, the incubation arm of Madrona Venture Group.
Founder at RescueTimeYC W08
Intro paths
YC
Brian went through Y Combinator (Winter 2008) β any YC alum in your network can reach them through the YC community.
β
In turn, Brian can intro founders to RescueTime's investors below.
Experience
- OpenAIModel Design, Aplied Evals, Startupscurrent2025 β present
- Pioneer Square LabsPrincipal AI Engineer2023 β 2025Seattle, Washington, United States
- Blueprint AIHead of AI2023Seattle, Washington, United States
- RescueTimeFounder, Product Enginner2019 β 2023Seattle, WA
- Crowd CowDirector of Growth Engineering2017 β 2019
- GlowforgeHead of Ecommerce Engineering2016 β 2017Seattle, WA
- Madrona Venture LabsFounding Partner2014 β 2016Seattle, WA
- About.meDirector of Mobile2013 β 2014
- ZapdMobile Engineer2011 β 2013Seattle, WA
- RescueTimeFounder, Lead Engineer2007 β 2011
- JobsterSoftware Development Manager / Tech Lead2006 β 2007
- JobbyFounder2005 β 2006
- Pango Technology, Inc.Chief Scientist2005 β 2006
- UPSSr. Programmer Analyst2004 β 2005
- Employease, a Division of ADPSoftware Engineer II2000 β 2004
- IBM CorporationSystems Analyst1998 β 2000
Skills & more
Ruby on RailsRubySaaSJavaScriptRESTPythonDatabasesJSONSoftware as a Service (SaaS)Open SourceXML1Hibernate
+12 more
C++ApacheMongoDBMySQL.NETObjective-CAmazon Web Services (AWS)PHPWeb ApplicationsProduct ManagementMobile ApplicationsTechnical Leadership- Triplebyte certified Generalist Software Engineer β Triplebyte
From Brian's professional profile.
Frequently asked questions
- Who is Brian Fioca?
- Brian Fioca is a product engineer with over two decades of experience across web, mobile, and desktop platforms using languages including Java, PHP, Ruby, C++, Swift, and JavaScript. He has founded five companies including RescueTime (Y Combinator 2008) and co-founded Madrona Venture Labs, the incubation arm of Madrona Venture Group.
- Where does Brian Fioca work?
- Brian Fioca is Founder of RescueTime.
- What companies did Brian Fioca found?
- Brian Fioca founded RescueTime.
- Where did Brian Fioca go to school?
- Brian Fioca studied at Y Combinator; Georgia Institute of Technology (Computer Science).
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
+ 4,709 more
Georgia Institute of Technology mafia180
Also came through, then founded or led a company.
Lukasz GadowskiExchange SemesterFounded Spreadshirt +2Aamir PoonawallaMastersFounded Understudy Labs +1Jonathan FriedmanBachelor of Science (B.Sc.)Founded Assembly +1Eric WangMaster of Science - MSFounded Natural +1Pranavkrishna SureshDual EnrollmentFounded Blaze Market Incorporated +1Royce ArockiasamyBachelor of Science - BSFounded Pleom +1
+ 173 more
OpenAI mafia68
Also came through, then founded or led a company.
Reid HoffmanBoard MemberFounded LinkedIn +2Sam AltmanCo-founder & CEOFounded Tools for Humanity +2Elon MuskCo-founder & former Co-chair / board memberFounded PayPal +5Ilya SutskeverCo-founder & Chief ScientistFounded Safe SuperintelligenceAravind SrinivasResearch ScientistFounded PerplexityDario AmodeiVP of ResearchFounded Anthropic
+ 61 more
Pioneer Square Labs mafia4
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more
Also attended Georgia Institute of Technology346
Brando De CourtenData Engineer at P101 VenturesTom DyalCo-Founder at Redpoint VenturesWouter Van de PutteInvestment Director at Capricorn Venture PartnersWill McGinnisEntrepreneur and data science executive working at the intersection of AI/ML, technology, and business strategyJaya GuptaInvestor at Foundation CapitalJames WangGeneral Partner at Creative Ventures
+ 340 more
Shared employers
Also worked at OpenAI133
Reid HoffmanCo-founder of LinkedIn; Partner at GreylockPat GradyPartner at Sequoia CapitalGreg BrockmanCo-founder & President of OpenAIIlya SutskeverCo-founder of OpenAI; co-founder & CEO of Safe SuperintelligenceAravind SrinivasCo-founder & CEO of Perplexity AIDario AmodeiCo-founder & CEO of Anthropic
+ 127 more
Also worked at Pioneer Square Labs13
Vivek LadsariyaManaging Director at PSL VenturesGreg GottesmanManaging Director at Pioneer Square Labs (Co-Chair) at Visible HandsSanford SpiveyHead of Studio at 25MadisonMike GalgonChief Executive Officer at Global PartnershipsVivek LadsariyaGeneral Partner at SINEWAVE VENTURESGeoff EntressManaging Director at Pioneer Square Labs
+ 7 more
Also worked at About.me4
Also worked at UPS16
Luke ZaientzOperating Partner at Rally Ventures Management, LlcThomas BrophyVP of Finance at New Form CapitalRyan DresslerManaging Director at Advantage Capital PartnersYiorgos GiannetosSenior Fund Accountant at Runway Growth CapitalDavid Mounts GonzalesPartner and Managing Director at Aero X VenturesFozia ParachaPrincipal at Digital Opportunities Group
+ 10 more