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Senior Fullstack Developer (m/w/d)

Hamburg / HybridRemoteFull-time2026-03-18 → 2026-10-14
Hybrid

Core

Building software to support solar energy projects from initial inquiry through to operational management, including partner portals and billing systems.

Role type

Senior Fullstack Developer (Product Owner track)

Builds

Go-to-Market portals (inquiry funnel, partner portal) and Project Implementation apps (metering concepts, onboarding, billing)

Domain

Renewable energy / Solar power / SaaS

Required skills

TypeScript, React, NestJS, PostgreSQL, API development, System architecture, Code review, Mentoring, CI/CD, AI coding assistant usage

Preferred skills

None stated

Technologies

TypeScript, React, NestJS, PostgreSQL

Responsibilities

Define technical direction for major software areas, translate requirements into systems, develop features end-to-end, design and optimize databases, ensure code quality and scalability, mentor junior/mid-level developers, participate in CI/CD and monitoring

Seniority

Senior, hands-on IC with mentorship responsibilities