AI fullstack engineer in Berlin, building end-to-end products where software meets AI.

Writing

Carlos Cazallas Delfa

7+ years building products end to end. Currently AI Fullstack Engineer at Merantix Momentum in Berlin, working at the intersection of software engineering and AI. I build best when I own decisions and understand the product I am shaping.

Day to day I reach for

TypeScript / React / Next.js / Python / Golang / JavaScript / PostgreSQL / MongoDB / Claude Code / Cursor / Codex

Where I've worked

  • Merantix MomentumSenior Full-Stack Software EngineerAug 2025 — NowSenior since Sep 2026
  • Planet LabsFull-Stack Software EngineerApr 2022 — Aug 2024
  • lawpilotsFront-End Web DeveloperSep 2020 — Mar 2022
  • Squareball DigitalFull-Stack Web DeveloperAug 2019 — Aug 2020
  • sennderFront-End Web DeveloperApr 2019 — Jul 2019

Projects

  • Memex

    Personal knowledge base, lovingly built.

    Think with an AI that knows your notes. A calm, linked workspace for your thoughts, and a chat companion that reads, writes, and connects across them.

    • Linked vault — notes, journals, and collections with wikilinks, tags, and backlinks
    • AI chat grounded in your notes
    • Search everything across the vault

    AI · Notes · Knowledge base

    Built by Carlos

    Visit Memex
    Memex homepage

Get in touch

Open to interesting projects and conversations.

© 2026 Carlos Cazallas Delfa