Job
- Level
- Senior
- Job Field
- Web, Full Stack, Back End
- Employment Type
- Full Time
- Contract Type
- Permanent employment
- Location
- Berlin
- Working Model
- Hybrid, Onsite
Job Summary
In this role, you develop high-quality frontend and backend solutions using TypeScript, Node.js, and React while taking ownership of design, implementation, testing, and rollout.
Job Technologies
Your role in the team
- You ship reliable, maintainable, and high-impact code - fast.
- You take full ownership of the features you build, from first idea through implementation, testing, documentation, and production rollout.
- You work closely with the Engineering Lead and Product Lead to translate business problems into simple, stable solutions across marta's multi-service architecture.
- Build high-quality features across backend and frontend using TypeScript, Node.js, and React.
- Translate product requirements into clean, maintainable implementations.
- Take full ownership of your code - from design to testing to observability.
- Ensure features include regression tests and predictable behavior under load.
- Contribute to core services across 9 microservices and multiple apps.
- Help simplify and consolidate the system where possible (e.g., monorepo adoption, shared library improvements).
- Maintain predictable APIs, clear data flows, and stable interfaces.
- Deliver quickly without compromising quality - lean, simple, pragmatic solutions.
- Identify unnecessary complexity and reduce it.
- Write code that others can understand and build upon.
- Use AI tools to accelerate documentation, scaffolding, and test creation.
- Break down features into clear, executable tasks.
- Give constructive feedback early when requirements are unclear.
- Align with Product on feasibility and necessary trade-offs.
- Build secure-by-default components and handle data with care.
- Assist in improving reliability, monitoring, and incident response.
- Follow CI/CD processes and avoid untested changes or hotfix shortcuts.
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Our expectations of you
Qualifications
- Write fast, clean, and maintainable code in TypeScript, Node.js, React.
- Understand backend fundamentals: Hexagonal Architecture, NestJs/Inversify, Express.js, AWS SQS/SNS, Sockets, PostgreSQL, TypeORM.
- Know your way around AWS (ECS/EKS), Docker, Kubernetes, Terraform.
- Work pragmatically: prefer simple solutions over abstractions.
- Care deeply about testing and long-term reliability.
- Take ownership of what you build - even after it ships.
- Communicate clearly with engineers, product managers, and designers.
- Enjoy working in a lean, fast-moving team with minimal hierarchy.
- Prior work in distributed systems or microservices is nice to have.
Experience
- Have 5-10 years of experience building production-grade systems.
- Have experience with CI/CD pipelines (GitHub Actions, CircleCI).
- Experience with observability (Prometheus, Grafana, Sentry) is nice to have.
- Experience with AI-assisted development workflows is nice to have.
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What we offer
- Location: Berlin (hybrid, 3 office days per week).
- Languages: Fluent in English.
- Experience Level: 5-10 years in software engineering.
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Topics that you deal with on the job
Job Locations
This is your employer
marta GmbH
marta GmbH, based in Berlin, is a technology platform focused on connecting care and nursing services. It provides a digital solution that directly links families and caregivers across Europe while reducing placement fees to create better conditions for caregivers. Since its founding in 2020, the company has been growing by scaling its platform and expanding into new markets.
Description
- Company Type
- Startup
- Working Model
- Hybrid, Onsite
- Industry
- Healthcare, Social Sector
Senior Full Stack Engineer
- Location
- Berlin
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
- English Only
- English only required
