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Available for freelancing!
Available for freelancing!




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I’m David Stotijn, a software engineer from Amsterdam.

Senior Software Engineer with 10 years’ experience building distributed services.

I‘m available for freelance work 🤙

Go (6 years) JavaScript/TypeScript (Node.js and client) Cloud Infrastructure (AWS, Google Cloud, Docker) APIs (REST, GraphQL, gRPC) Web frameworks/libraries (React, Next.js) Test Driven Development Observability Engineering (Prometheus, Grafana, OpenCensus)

  • 10 years’ experience building web applications and services at agencies and start/scale-ups.
  • 6 years’ experience building and maintaining Go projects, mainly distributed web services.
  • 5 years’ experience with JavaScript/TypeScript in Node.js and React projects.
  • Built APIs (RESTful, GraphQL, gRPC), (queue) workers, third-party API integrations.
  • Used various (managed) AWS and Google Cloud products for: databases (PostgreSQL, Cloud Spanner, DynamoDB, MongoDB), message brokers, object storage and caching.
  • I’m comfortable with immersing myself in a (new) business domain and pragmatically designing and building software in it.
  • Empathetic, with a humble mindset. I can quickly get up to speed in a new work environment and communicate effectively with team members and stakeholders.


  1. hetty Public

    An HTTP toolkit for security research.

    Go 4.5k 251

  2. go-notion Public

    Go client for the Notion API.

    Go 260 24

  3. ct-diag-server Public archive

    Diagnosis server for Apple/Google's (COVID-19) Exposure Notification framework.

    Go 62 7

  4. Public

    Source code for

    TypeScript 1 1

  5. funda-alert Public

    Funda new house alerts on Telegram.

    Go 3

  6. Go program with embedded Next.js app.

    TypeScript 169 20

652 contributions in the last year

Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Mon Wed Fri
Activity overview
Contributed to dstotijn/hetty, dstotijn/go-notion, dstotijn/edena and 14 other repositories

Contribution activity

July 1, 2022

dstotijn has no activity yet for this period.

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