About
Steven Arellano previously worked at Two Sigma, Google, SEI Labs, and Axlab, and holds a degree in computer science and economics from the University of Chicago.
Founder at WaferYC S25
Intro paths
YC
Steven went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran Wafer's batch and knows the company first-hand. YC profile ↗
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In turn, Steven can intro founders to Wafer's investors below.
Wafer's investors · 2
Co-founders at Wafer
EA
Emilio AndereFounder
Experience
- WaferCo-Foundercurrent2025 — presentSan Francisco, California, United States
- University of Chicago Department of Computer ScienceResearcher2024Chicago, Illinois, United States
- GoogleSoftware Engineer2024Cambridge, Massachusetts, United States
- Two SigmaSoftware Engineer2024New York, United States
- GoogleSoftware Engineer2023New York City Metropolitan Area
- Sei LabsSoftware Engineer2022San Francisco Bay Area
Skills & more
315 bench2can do a backflip14
From Steven's professional profile.
Frequently asked questions
- Who is Steven Arellano?
- Steven Arellano previously worked at Two Sigma, Google, SEI Labs, and Axlab, and holds a degree in computer science and economics from the University of Chicago.
- Where does Steven Arellano work?
- Steven Arellano is Founder of Wafer.
- What companies did Steven Arellano found?
- Steven Arellano founded Wafer.
- Where did Steven Arellano go to school?
- Steven Arellano studied at University of Chicago (Bachelor's in Computer Science & Economics, (Joint) Master's in Computer Science); Loyola High School of Los Angeles (High School Diploma).
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
University of Chicago mafia102
Also came through, then founded or led a company.
Bobby PittmanMaster's degreeFounded Oathafrica +2Sean HarperABFounded TransFS +2Bharat KilaruBachelor of Arts (BA)Founded Verano Health +2Matt KrisiloffFounded Preventive +1Robby YungB.A. cum laudeFounded The Sandbox +1Alexis BorisyBachelor's degreeFounded Foundation Medicine +1
+ 95 more
Two Sigma mafia23
Also came through, then founded or led a company.
Michael TruellInternFounded CursorJakob PalmstiernaWorkerFounded GsrDhaivat PandyaQuantitative ResearchFounded Verse MedicalPaul ButlerQuantitative AnalystFounded JamsocketSammy SidhuSoftware EngineerFounded EventualFernando VarelaSoftware Developer InternFounded Boton
+ 16 more
Loyola High School of Los Angeles mafia3
Also came through, then founded or led a company.
Same school
Also attended University of Chicago350
Mark SusterManaging Partner at Upfront VenturesShardul ShahInvestor at Index VenturesSam BlackmanEntrepreneur in Residence at GV (Google Ventures)Clay FisherInvestor at Spark CapitalMaria HeyenInvestor at LightbankJonas CiplickasPrincipal at Scale Venture Partners
+ 344 more
Also attended Loyola High School of Los Angeles13
Brian Bustamante-NicholsonPartner at GreycroftOmar Njie, MDPrincipal at AlleyCorpAndy PerilleVice President at Archer Capital GroupRyan RoddyInvestor at Seaside VenturesMatt BrownPartner at Matrix PartnersLucas MannManaging Partner at Acre Venture Partners
+ 7 more
Shared employers
Also worked at Wafer2
Also worked at University of Chicago Department of Computer Science2
Also worked at Google1,721
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
+ 1,715 more
Also worked at Two Sigma38
Michael TruellCo-founder & CEO of CursorJakob PalmstiernaPresident at GSRColin BeirneFounding Partner at Deviation CapitalDusan PerovicPartner at Two Sigma VenturesJuliette HanBoard Member at MassChallenge MexicoKimberley BuenoVenture Advisor at Growth Warrior Capital
+ 32 more