(Senior) TypeScript Backend Developer (m/w/d)
hellomateo
Were looking for a backend engineer who thinks beyond code someone who not only builds APIs and services but also cares deeply about how they run in production how they scale and how easy they are to operate and observe.
Youll join a small fast-moving team building a SaaS platform on top of Supabase and AWS Fargate. We dont run Kubernetes and we dont need to but we do need engineers who are pragmatic production-minded and who can design systems that are simple reliable and maintainable.
Tasks
What youll do:
Design build and maintain scalable backend services (TypeScript SQL/PostgreSQL Redis)
Write clean maintainable code and thoughtful interfaces
Take ownership of production readiness (observability alerting performance)
Collaborate on internal tooling and improve dev workflows (e.g. monorepo CI/CD)
Help evaluate and integrate pragmatic tools from monitoring to AI-based dev tools
Investigate issues across the stack (infra DB API) and propose improvements
Collaborate closely with product and other engineers in a fast-moving environmentWhat youll do
Requirements
What were looking for:
Solid experience building and maintaining production backends
Youve been on-call before or felt the pain of systems that dont scale well
Strong SQL/PostgreSQL skills and understanding of data modeling
Hands-on experience with observability tooling (Grafana Prometheus or similar)
A pragmatic mindset you know when to build when to buy and when to simplify
Bonus: experience with Supabase Fargate or serverless architectures.
Benefits
Why this role might be interesting:
You want to build things end-to-end: from database schema to production dashboard
You like simplicity and want to avoid overengineering
You enjoy improving not just the product but the way the product is built
You want to work in a team that values high trust low ego and direct communication
Other hellomateo-Benfits:
Deutschland Ticket or Wellhub membership
JobHandy-Partner
Weekly Team breakfast
Bi-weekly Team-lunch
Juicer
Free dinner for afterhours
Beerstash
Monthly team events
Ping Pong & Darts
We are looking forward to your applicaton!
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Hiring Prozess:
- 15 Screening Call - phonecall / videocall
- 15 CTO Call - videocall
- 120 - take home
- 45 - system design in the office
- 30 Founder Ref Call - videocall / in the office
€ 80.000 - € 110.000
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