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João Graça

InvestorFounder

Venture Partner at Shilling VC · Founder/CTO at Unbabel

Lisbon, Lisbon, Portugal

FoundedUnbabel · YC

Find your path to João

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

Andy VitusunlockedJoão: together at Unbabel (2017–2026)
×2João: together at Easol
João: together at Unbabel
João: together at Replai

About

João Graça holds a Ph.D. in Natural Language Processing and completed post-doctoral research at the University of Pennsylvania. He is co-founder and CTO of Unbabel, a machine translation platform, and co-founded the Lisbon Machine Learning Summer School.

Founder/CTO at UnbabelYC W14

Intro paths

YC

João went through Y Combinator (Winter 2014) — any YC alum in your network can reach them through the YC community.

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In turn, João can intro founders to Unbabel's investors below.

Unbabel's investors · 17

Amino CapitalPalo Alto · $100K – $10M checksCaixa CapitalLisbon · since 2017FaberLisbon · $2.7M checksFunders Club ManagementSan Francisco · since 2017FundersClubSan Francisco · $250K – $5M checksGreycroftNew York · $100K – $5M checks · since 2019Indico Capital PartnersLisbon · $250K – $10M checks · since 2019M12 (Microsoft's Venture Fund)Seattle · $100K – $10M checks · since 2017MatrixSan Francisco · $100K – $10M checksNotion CapitalLondon · $1M – $100M checks · since 2017Point72 VenturesNew York · $1M – $75M checks · since 2019Salesforce VenturesSan Francisco · $5M – $50M checks · since 2017Samsung NextSan Jose · $100K – $5M checks · since 2017Scale Venture PartnersSan Francisco · $5M – $25M checks · since 2017Shilling VCLisbon · $108K – $1.1M checksWorkday VenturesSan FranciscoY CombinatorSan Francisco · $500K checks · since 2014

Co-founders at Unbabel

VPVasco Pedro
Vasco PedroFounder/CEO
BPBruno Prezado Silva
Bruno Prezado SilvaFounder/Lead Designer
HSHugo Silva
Hugo SilvaFounder/Developer

Experience

  1. SokoFounder CTOcurrent2025 — presentPortugal
  2. Shilling VCVenture Partnercurrent2025 — presentLisbon, Portugal
  3. UnbabelFoundercurrent2013 — present
  4. UnbabelCTO and Board Member2013 — 2025Lisbon
  5. LxMLSFoundercurrent2010 — presentLisbon, Portugal
  6. LangOps InstituteMember of the Board of Advisorscurrent2025 — present
  7. SenseiInvestorcurrent2024 — presentLisbon, Portugal
  8. ZBioticsInvestorcurrent2022 — presentSan Francisco Bay Area
  9. YouverseInvestorcurrent2021 — presentLisbon, Portugal
  10. EasolInvestorcurrent2021 — presentLondon, England, United Kingdom
  11. MeightInvestorcurrent2021 — presentLisbon, Portugal
  12. ReplaiInvestorcurrent2020 — presentLisbon, Portugal
  13. Forbes Technology CouncilOfficial Membercurrent2018 — present
  14. Stealth AI StartupFounder & CTO2025 — 2026Lisbon, Portugal
  15. L2FResearcher2011 — 2013Lisboa
  16. Dezine.comChief Scientist2012 — 2013Lisboa
  17. FlashGroupResearch Scientist2011 — 2012
  18. University of PennsylvaniaPostDoc2010 — 2011
  19. INESC-ID LisboaResearcher2004 — 2006

Skills & more

python5java3Python85Java16LaTeX10Natural Language Processing99Machine Learning99Artificial Intelligence62Algorithms35Data Mining19Software Development29Software Engineering44
+12 moreSoftware DesignresearchResearchMachine TranslationLispComputational LinguisticsPattern RecognitionInformation ExtractionComputer ScienceProgrammingText MiningInformation Retrieval
  • The Innovative Technology Leader — Stanford University Graduate School of Business

From João's professional profile.

Colleagues at Shilling VC

António Casanova
Founder & IC Member at Shilling VC
Diogo da Silveira
Founder & IC Member at Shilling VC
Duarte Guerra
Analyst at Shilling VC
Gil Batista
Senior Associate at Shilling VC
Hugo Gonçalves Pereira
Founder, Venture Partner & IC Member at Shilling VC
João Bhaloo
Head of Growth at The Taken Seat
João Coelho Borges
Founder & IC Member at Shilling VC
Juan Alvarez
Founder & IC Member at Shilling VC

Frequently asked questions

Who is João Graça?
João Graça holds a Ph.D. in Natural Language Processing and completed post-doctoral research at the University of Pennsylvania. He is co-founder and CTO of Unbabel, a machine translation platform, and co-founded the Lisbon Machine Learning Summer School.
Where does João Graça work?
João Graça is Founder/CTO of Unbabel and Venture Partner at Shilling VC.
What companies did João Graça found?
João Graça founded Unbabel.
Where did João Graça go to school?
João Graça studied at University of Pennsylvania (Post-Doc, Computer Science); Instituto Superior Técnico (PHD, Computer Science); Instituto Superior Técnico (Egenharia Informatica).

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