About
James Zammit is an infrastructure and AI engineer with over a decade of experience. He previously served as Senior Engineer at AngelList, where he worked on portfolio infrastructure and developed Relay, an AI system for managing financial documents, and co-founded a startup that was demonstrated at Google I/O 2016.
Founder & CEO at RoarkYC W25
Intro paths
YC
James went through Y Combinator (Winter 2025) β any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Gustaf Alstromer β the partner who ran Roark's batch and knows the company first-hand. YC profile β
β
In turn, James can intro founders to Roark's investors below.
Roark's investors Β· 1
Co-founders at Roark
DG
Daniel GauciFounder
DG
Daniel Gauci MizziCo-founder & CTO
Experience
- Roark (YC W25)Co-Founder & CEOcurrent2025 β presentSan Francisco Bay Area
- AngelListSenior Software Engineer2022 β 2025San Francisco Bay Area
- AvidSenior Full-Stack Engineer2021 β 2022Greater London, England, United Kingdom
- IDEA Management Consulting Services LimitedSenior Software Engineer2019 β 2021Mosta, Mosta, Malta
- Gaming Innovation Group - (Infobot)Product Owner & Technical Lead2018 β 2019Saint Julian's, Malta
- InfobotCo-founder & CTO2017 β 2018Malta
- Courtland BrooksConsulting Software Engineer2017 β 2018New York, United States
- KwaverCo-founder & CTO2015 β 2017San Francisco Bay Area
- GoogleSoftware Engineer Internship2015Mountain View, California, United States
- MITA (Malta Information Technology Agency)iOS Software Developer2014 β 2015Smart City Malta
- Just Some CodingiOS Software Developer2014Qormi, Qormi, Malta
Skills & more
OpenAI4Management2FirebasePrismaAmazon AuroraNestJSAWS LambdaNext.jsGraphQLNode.jsReact.jsGoogle Kubernetes Engine (GKE)
+12 more
JavaScriptPythonHTMLCSSObjective-CSwiftAmazon Web Services (AWS)CC++JavaWeb ApplicationsUser Experience (UX)Languages English Β· Maltese
- Startup School Grant Winner β Y Combinator
- Google Cloud Certified Professional Cloud Architect β Google
- Facebook F8 Scholarship β Meta
- Apple WWDC Scholarship Winner 2013 β Apple
- Piano Grade 8 (Advanced Level) β Trinity Music
From James's professional profile.
Frequently asked questions
- Who is James Zammit?
- James Zammit is an infrastructure and AI engineer with over a decade of experience. He previously served as Senior Engineer at AngelList, where he worked on portfolio infrastructure and developed Relay, an AI system for managing financial documents, and co-founded a startup that was demonstrated at Google I/O 2016.
- Where does James Zammit work?
- James Zammit is Founder & CEO of Roark.
- What companies did James Zammit found?
- James Zammit founded Roark.
- Where did James Zammit go to school?
- James Zammit studied at Y Combinator; University of Malta (Diploma Information Technology, Software Development); St.Aloysius College, Malta (Advanced Maths and Physics).
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
AngelList mafia24
Also came through, then founded or led a company.
Oleg RogynskyyAngel InvestorFounded UFORCE Acquired +2Guillaume LuccisanoY Combinator Demo Day Fund ManagerFounded Yuma AI +2Harish AgarwalTeam LeadFounded Nori +2Jonathan AbramsEarly investor and advisorFounded Jabrams +1James LinHead of Candidate DataFounded Crunchyroll +1Drew WilsonDesignFounded Opacity +1
+ 17 more
University of Malta mafia2
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 University of Malta13
Martina PacePartner, COO & Head of Impact at PeakBridge VCAlexia FarrugiaInvestment Committee & Board at Kintaro CapitalJulian BuhagiarGeneral Partner at Yolo InvestmentsCharlene MicallefChief Financial Officer (Bentley Trust) at Bentley ReidMarie Louise ZammitDirector β Head of Trust Services at Bentley ReidEthelbjorn BorgAccounts and Operations Executive at Infinitas Capital
+ 7 more
Shared employers
Also worked at Roark (YC W25)1
Also worked at AngelList70
Cyan BanisterCo-founder & General Partner at Long Journey VenturesWesley ChanInvestor at Felicis VenturesHelen MinEarly-stage investor and marketing advisor to startupsMehul KumarInvestor at FJ LabsBrendan BakerPartner at Rackhouse Venture Management LpLee JacobsEntrepreneur, investor, and cofounder of Edelweiss
+ 64 more
Also worked at Gaming Innovation Group - (Infobot)3
Also worked at Google1,715
Ron ConwayFounder of SV AngelElad GilSolo general partner investing through Gil CapitalKai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AIBrian SingermanCo-founder of GPx; Partner Emeritus at Founders FundJess LeePartner and Chief Product Officer at Sequoia CapitalTomasz TunguzFounder & General Partner at Theory Ventures
+ 1,709 more