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raihan khanMTS @ Graphify Labs
Kolkata

Experience · since 2023

Experience

12 roles across 8 companies since 2023. Graphify Labs and ColdVisit are current.

Full history on LinkedIn

  1. Graphify LabsNow

    Sep 2026 – now

    Member of Technical Staff

    Full-time · Remote, San Francisco

    What I did

    YC S26. Graphify turns codebases into a knowledge graph that AI coding assistants query, trace and cite.

  2. ColdVisitNow

    Sep 2026 – now

    Founder

    What I did

    Catch broken flows before they merge. ColdVisit's agent opens a real browser and tests critical user journeys on pull-request previews.

  3. Wyzr

    Jan 2024 – Aug 2026

    1. Founding AI EngineerFeb 2024 – Aug 2026
    2. AI Developer ConsultantJan 2024 – Feb 2024

    Part-time · Remote, UK

    What I did

    Building the world's first AI CFO.

  4. Doczen

    Jun 2024 – Feb 2026

    1. AI Product ManagerSep 2025 – Feb 2026
    2. Sr. AI Product EngineerJun 2025 – Sep 2025
    3. Applied AI & Software EngineerJun 2024 – Jun 2025

    Part-time · Remote, London

  5. Ephemera

    Nov 2024 – Dec 2025

    AI Product & Integrations Engineer

    Freelance · Remote, US

    What I did

    Worked on the MessageKit core library, a web3-native open-source AI agent framework on XMTP.

  6. esynergy

    Oct 2023 – Jul 2024

    1. AI Solutions ArchitectJan 2024 – Jul 2024
    2. Developer Consultant, GenAIOct 2023 – Jan 2024

    Part-time · London

    What I did

    Shipped GenAI for clients like HSBC Defra AWS and Marsh McLennan.

  7. Summer of Bitcoin

    May 2023 – Aug 2023

    Summer Intern

    Part-time · Remote

  8. Layer-E

    Apr 2023 – Jul 2023

    AI Protocol Engineer

    Remote, Dubai

    What I did

    Built Polygon Copilot and Mantle Copilot.

Off the timeline

Community & achievements

Selected for Summer of Bitcoin 2023: one of 44 interns out of 7,204 applicants.

Lead organiser of Diversion, India's first AI-powered hackathon and East India's largest, with 2,000+ participants.

200+ offline workshops and seminars across India, and 50+ speaking engagements on AI/ML.

Won two national-level MLH hackathons in a row.

Featured in The National (Abu Dhabi), Scientific American, and Sky TG24 (Italy).

Hackathon track wins

  • ETHGlobal Agentic Ethereum · Coinbase track

    Feb 2025

  • ETHGlobal Bangkok 2024 · Cartesi and XMTP tracks

    Nov 2024

  • Coinbase Agents in Action 2025 · CashDrive · Best use of x402 and CDP Wallet

    Jun 2025

  • Algorand Build Station Kolkata · Winner

    Aug 2025

  • Hack This Fall 3.0 · GoDaddy, Peerlist, Storyblok and Postman tracks

    Feb 2023

  • Hack The Mountains 3.0 · Lighthouse track

    Sep 2022