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Sai Gurrapu

Founder

Co-founder at Hypercubic

San Francisco Bay Area

FoundedHypercubic · YC

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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.

Co-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 · 9

Afore CapitalSan Francisco · $500K – $2M checksCapitoriaCIVVenice BeachOurCrowdJerusalem · $604K – $65M checksPioneerToronto, OntarioRocketship.vcSunnyvale · $1M – $5M checks · since 2026Unpopular VenturesMiami · $100K – $500K checksWefunderSan FranciscoY CombinatorSan Francisco · $500K checks · since 2025

Co-founders at Hypercubic

ANAayush Naik
Aayush NaikCo-founder

Experience

  1. HypercubicCEO / Co-Foundercurrent2025 — presentSan Francisco Bay Area
  2. AppleLead Machine Learning Engineer2024 — 2025Cupertino, California, United States
  3. AppleMachine Learning Engineer2022 — 2023Cupertino, California, United States
  4. WonderlyCo-Founder2021 — 2022
  5. Z FellowsZ Fellow2021
  6. Commonwealth Cyber Initiative (CCI)Applied ML Researcher2021
  7. William & MaryApplied ML Researcher2020 — 2021
  8. Stanford UniversityUniversity Innovation Fellowship2020 — 2021
  9. HitchHiqeCo-Founder2019 — 2020
  10. 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 morePythonJavaC++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 Co-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

Chantilly High School mafia2

Also came through, then founded or led a company.

Connor ParkFounded Async

Same school

Shared employers

Also worked at Hypercubic1

Aayush NaikFounder at Hypercubic