Felix Vemmer

👋 Welcome to my personal website

Hey, I am Felix, a full-stack Web3 Developer and Data Engineer based in Berlin. Check out my portfolio projects, browse through my blog posts, or get in touch with me for freelance work.


What I can help you with? 💪

I am a self-taught programmer with a CEMS Master in International Management. Having both a business and deep technical understanding allows me to easily communicate complex technical ideas with business stakeholders.

Web 3

Build and ship the next decentralized App on any EVM compatible blockchain with Solidity Smart Contracts.

Languages I speak

Solidity, Javascript, CSS, HTML

Frameworks & Libraries

  • Next.js
  • Hardhat
  • Ether.js
  • Tailwind CSS
  • Moralis
  • ThirdWeb
  • Alchemy

Data Engineering

Derive better insights and build new data products with a scalable data warehouse and custom data pipelines.

Languages I speak

Python, SQL

Frameworks & Libraries

  • DBT
  • Prefect
  • Superset
  • Airbyte
  • Great Expectations
  • Pandas

Business & Marketing

Learn how to how to optimize your current business or get feedback on a complete new business idea.

Experiences I draw from

SEO & SEA, Agile Sprints, BizDev


  • Ahrefs
  • Google Search Console
  • Google Tag Manager
  • Business Model Canvas
  • Notion

Companies I worked for

Bertelsmann Stiftung
Deutsche Bank
Monitor Deloitte

Book a Meeting

Interested in Working together? 🗓️