About
Sai Gurrapu is a machine learning engineer who previously worked on multimodal algorithms at Apple that shipped on hundreds of millions of devices. He has published NLP research in peer-reviewed venues and founded an interview preparation platform that achieved six-figure annual revenue.
Founder at HypercubicYC F25
Intro paths
YC
Sai went through Y Combinator (Fall 2025) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Garry Tan, President & CEO of Y Combinator — the partner who ran Hypercubic's batch and knows the company first-hand. YC profile ↗
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In turn, Sai can intro founders to Hypercubic's investors below.
Hypercubic's investors · 4
Co-founders at Hypercubic
AN
Aayush NaikFounder
Experience
- HypercubicCEO / Co-Foundercurrent2025 — presentSan Francisco Bay Area
- AppleLead Machine Learning Engineer2024 — 2025Cupertino, California, United States
- AppleMachine Learning Engineer2022 — 2023Cupertino, California, United States
- WonderlyCo-Founder2021 — 2022
- Z FellowsZ Fellow2021
- Commonwealth Cyber Initiative (CCI)Applied ML Researcher2021
- William & MaryApplied ML Researcher2020 — 2021
- Stanford UniversityUniversity Innovation Fellowship2020 — 2021
- HitchHiqeCo-Founder2019 — 2020
- George Mason UniversityApplied ML Researcher2019
Skills & more
Machine Learning6Entrepreneurship2Research and Development (R&D)3Software Engineering2Artificial Intelligence (AI)2Natural Language Processing (NLP)Computer Vision1Scientific Writing1Design1Leadership3Problem Solving1Public Speaking1
+12 more
PythonJavaC++JavaScriptLaTeXCSwift (Programming Language)React.jsNode.jsTensorFlowPyTorchKeras- Design Thinking and Lean Startup — Stanford University
- Deep Learning Specialization — DeepLearning.AI
- CompTIA IT Fundamentals+ — CompTIA
From Sai's professional profile.
Frequently asked questions
- Who is Sai Gurrapu?
- Sai Gurrapu is a machine learning engineer who previously worked on multimodal algorithms at Apple that shipped on hundreds of millions of devices. He has published NLP research in peer-reviewed venues and founded an interview preparation platform that achieved six-figure annual revenue.
- Where does Sai Gurrapu work?
- Sai Gurrapu is Founder of Hypercubic.
- What companies did Sai Gurrapu found?
- Sai Gurrapu founded Hypercubic.
- Where did Sai Gurrapu go to school?
- Sai Gurrapu studied at Virginia Tech (Master of Science - MS, Computer Science); Virginia Tech (Bachelor of Science - BS, Computer Science); Chantilly High School (Advanced Studies 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
Stanford University mafia903
Also came through, then founded or led a company.
Peter ThielJ.D.Founded PayPal +1Reid HoffmanB.S.Founded LinkedIn +2Joe LonsdaleBSFounded Opto +3Mike Maples JrBSFounded Pattern BreakersSteve JurvetsonMSEEFounded Mojo VisionBalaji SrinivasanGraduate StudentFounded Counsyl +1
+ 896 more
Virginia Tech mafia36
Also came through, then founded or led a company.
Khaled HusseinMaster’s DegreeFounded Tilt +2Jason CorwinBachelor's DegreeFounded Safely Finance +1Rob LaFaveBAFounded Foodzie +1John HigginbothamBSCEFounded BlueridgeCorey ThomasComputer Science & Political ScienceFounded CloudZeroAnuj ShahGraduate Teaching AssistantFounded Rethink Yearbooks
+ 29 more
Chantilly High School mafia2
Also came through, then founded or led a company.
Same school
Also attended Virginia Tech110
Rashad AssirContent at Redpoint VenturesJoseph RuscioI build scalable, fault-tolerant, distributed systems.Tim GuleriInvestor at Sierra VenturesCurry RobertsPresident, Fredericksburg Regional Alliance at Riphean InvestmentsSamantha MoskettiSenior Manager, Knowledge Sharing at JMI EquityMichelle KincaidVP, Marketing & Platforms at Ballistic Ventures
+ 104 more
Also attended Chantilly High School3
Shared employers
Also worked at Hypercubic1
Also worked at Apple489
Reid HoffmanCo-founder of LinkedIn; Partner at GreylockJim BreyerFounder & CEO of Breyer CapitalDaniel GrossMeta Superintelligence Labs; co-founder of NFDG and Safe SuperintelligenceSteve JurvetsonCo-founder of Future VenturesKai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AISteve WozniakCo-founder of Apple
+ 483 more
Also worked at Stanford University722
Ann Miura-KoCo-founding Partner at FloodgateBalaji SrinivasanAngel investor and founder of The Network SchoolMartin CasadoGeneral Partner at Andreessen HorowitzMike KriegerCo-founder of Instagram; Chief Product Officer at AnthropicAndy FangCo-founder & CTO of DoorDashRyan SheaCo-founder of Blockstack (Stacks)
+ 716 more
Also worked at George Mason University15
Veronica DaiglePresident, National Security Practice at Red Cell IncubationKurt SchererManaging Director at C5 CapitalMikhail ZeldovichAdvisor at Cento VenturesDhruv BansalInvestor at VMG PartnersGillian KrugProgram Manager at Conscious Venture LabLawrence GreenbergVenture Partner at Motley Fool Ventures
+ 9 more