About

BJØRN FRANCKE ASMUSSEN

Copenhagen, Denmark

Senior Full‑Stack Engineer focused on enterprise‑grade microservices and scalable e‑commerce platforms. Recently architected and built Tribe API V2, a multi‑tenant, event‑driven ecosystem powering complex B2B and B2C workflows.

🚀 Fullstack Development
🛠️ Technical Leadership
✨ UI/UX Design
🔍 Quality Assurance

Recent Project: Tribe API V2

  • Event‑driven microservices for orders, products, payments, accounts, notifications, delivery
  • RabbitMQ messaging with correlation IDs, auto‑reconnect, graceful error handling
  • API gateway with auth, request routing, webhook forwarding, response aggregation
  • Multi‑tenant PostgreSQL via Drizzle ORM, per‑service databases and migrations
  • Observability with OpenTelemetry tracing and structured logging (Axiom)
  • Stripe webhooks (3DS), Redis caching, Dockerized container‑first workflows

Skills

TypeScript
NodeJS
React & Next.js
Express
PostgreSQL
Redis
Docker
RabbitMQ
Stripe
OpenTelemetry
Drizzle ORM
Bun.js
Quality Assurance

Experience

02/2025 - Current

Tribe Happiness

Head of Development

Architecting and leading Tribe API V2 — a production‑ready, event‑driven microservices platform with a multi‑tenant PostgreSQL foundation, Drizzle ORM, RabbitMQ messaging, and an API gateway for auth, routing, and webhook orchestration. Focus on reliability, observability, and developer experience.

09/2024 - 02/2025

Tribe Happiness

Frontend Developer

Developed and maintained modern web applications using React and TypeScript. Focused on creating responsive, accessible, and performant user interfaces.

06/2023 - 09/2024

WelcomeBob

QA and Operations Manager

In my role at WelcomeBob, I primarily worked with TypeScript, React, and Express, contributing to both frontend and backend development. Transitioning from QA tasks, where I refined my attention to detail and understanding of quality standards, I moved into software development. As a junior software developer, I have played a key role in developing WelcomeBob's administration platform and API façade.

Additional Expertise:

  • Mobile App Management:Oversaw the QA and management of iOS and Android applications, ensuring seamless user experiences and high standards of quality.
  • Connectivity & MDM:Managed mobile device management (MDM) systems and cellular connectivity, optimizing performance and reliability.