Fundraising Fox

🦊/People

Mostafa Afr

Founder

Founder at Doomersion

San Francisco, California, United States

FoundedDoomersion · YC

Find your path to Mostafa

451 people in our graph share verified history with Mostafa — schools, employers, funds. One of them is your warm intro.

Lauren ArribasunlockedMostafa: together at The Wharton School (2021)

×4Mostafa: together at The Wharton School

×2Mostafa: together at University of Pennsylvania

×3Mostafa: together at YouTube

About

Mostafa Afr is a Penn M&T student and former professional gamer with expertise in language learning, particularly Japanese.

Founder at Doomersion YC W26

Intro paths

YC

Mostafa went through Y Combinator (Winter 2026) — 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 Doomersion's batch and knows the company first-hand. YC profile ↗

→

In turn, Mostafa can intro founders to Doomersion's investors below.

Doomersion's investors · 1

Y CombinatorSan Francisco · $500K checks · since 2026

Experience

DoomersionFoundercurrent2025 — present
YouTubeYoutubercurrent2023 — present
PrivoroElectrical Engineering Intern2023Phoenix, Arizona, United States

Skills & more

Languages Arabic · Japanese · Latin

From Mostafa's professional profile.

Frequently asked questions

Who is Mostafa Afr?: Mostafa Afr is a Penn M&T student and former professional gamer with expertise in language learning, particularly Japanese.
Where does Mostafa Afr work?: Mostafa Afr is Founder of Doomersion.
What companies did Mostafa Afr found?: Mostafa Afr founded Doomersion.
Where did Mostafa Afr go to school?: Mostafa Afr studied at University of Pennsylvania (Master's degree in Mechanical Engineering, Design and Manufacturing); Jerome Fisher M&T Program (BSE in Electrical Engineering and BS in Economics); The Wharton School (Bachelor of Science in Economics, Entrepreneurship/Entrepreneurial Studies).

Founder mafias

Y Combinator mafia10,230

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3 Garry TanPresident & CEOFounded Y Combinator +1 Jessica LivingstonCo-founderFounded Y Combinator Alexis OhanianPartnerFounded Reddit Fred EhrsamYC Summer 2012Founded Nudge +1 Matt HuangYC Winter 2011Founded Paradigm +1

+ 10,223 more

The Wharton School mafia570

Also came through, then founded or led a company.

Kunal BahlMarketing and Operations StrategyFounded Snapdeal Jack AbrahamBachelors of Science in Economics *Dropped outFounded Atomic Labs +3 Gleb ChuvpiloMaster of Business Administration (MBA)Founded Thor Directed Energy +6 Jagmeet LambaMBAFounded Certa +3 Ankur JainBachelor of Science (BS)Founded Kairos +3 Edward LandoBachelor's DegreeFounded Link +2

+ 563 more

Jerome Fisher M&T Program mafia21

Also came through, then founded or led a company.

Kunal BahlFounded Snapdeal Brianna LinComputer ScienceFounded Copperlane +1 Parth ChopraFounded Laguna Daniel BessonovBachelor of Science - BSFounded Avora Sam OshayWharton-Engineering Joint Degree ProgramFounded Recurrency Kunal GargBachelor's degreeFounded Bracket

+ 14 more

BASIS Phoenix mafia2

Also came through, then founded or led a company.

Connor WasloFounded Caddy

Same school

Also attended University of Pennsylvania1,419

Brian ActonCo-founder of WhatsApp; co-founder of Signal Foundation Kunal BahlCo-founder of Snapdeal; co-founder of Titan Capital Dasha MaggioPartner at Felicis Ventures, writer on venture capital and founder psychology Nancy WangInvestor at Felicis Ventures Leah von SiemensPartner at Manta Ray Ventures Eghosa OmoiguiFounder and Managing General Partner at EchoVC Partners

+ 1,413 more

Also attended Jerome Fisher M&T Program35

Kunal BahlCo-founder of Snapdeal; co-founder of Titan Capital Joe TsaiPartner at Mucker Capital Alex DollInvestor at Ten Eleven Om ShastriInvestor at Dorm Room Maneesha GhiyaManaging Partner at FemHealth Ventures Sophia AfrickInvestor at Long Ridge Equity Partners

+ 29 more

Also attended The Wharton School2,000

Sarah GuoFounder & General Partner of Conviction Josh KopelmanFounder and Partner at First Round Capital Aydin SenkutFounder & Managing Partner at Felicis Jack AbrahamFounder, CEO & Managing Partner of Atomic Katie RiesterPartner, Head of Investor Relations at Felicis Ventures Trevor OelschigInvestment Team at General Catalyst

+ 1,994 more

Also attended BASIS Phoenix1

Connor WasloFounder at Caddy

Shared employers

Also worked at YouTube134

Roelof BothaAdvisor & former Steward at Sequoia Capital; SpaceX board member Ellie HinkenInvestor at Khosla Ventures Jayden BaiInvestor at Dorm Room Kate MasonVenture Partner at AirTree Ventures David StewartVenture Partner at LiveOak Ventures Alessio FanelliPartner and CTO at Decibel; co-host of the Latent Space podcast

+ 128 more

Also worked at Privoro3

Mike FongFounder & CEO at Privoro Michael CampbellHead of Government and Federal Business at Privoro John HurleyChief Revenue Officer at Optiv