Senior Fullstack Engineer (Services) at autarc GmbH

Berlin, Berlin, Germany -

Full Time

Start Date

Immediate

Expiry Date

27 Jun, 26

Salary

0.0

Posted On

29 Mar, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

TypeScript, React, Three.js, Go, Node/NestJS, Postgres, Electric SQL, RxDB, Local-first sync patterns, Docker, Fly.io, NATS, API Development, Data Modelling, UX Craftsmanship, AI-assisted Development

Industry

Services for Renewable Energy

Description

Company Founded in Berlin, autarc is a ~40 person start-up who were part of Y Combinator's S24 batch in San Francisco. Our team consists of people in Sales, Tech and Operations, with the Engineering & Product department currently ~20 people, as we continue to grow throughout the year. Role description You'll join either our Solar or Heating team to focus entirely on our fastest-growing product area: Services. On top of their monthly subscription, our customers can book additional services through autarc — such as government subsidy applications (e.g. KfW), energy performance certificates, and more. This area is scaling rapidly and we're hiring dedicated engineering capacity to match. Your job is to build and ship new services fast. That means new service types, new country rollouts (Italy, UK, France), and new workflows — often from zero to live in days, not weeks. We expect you to go all-in on AI-assisted development (Claude, Cursor, Copilot) to move at a pace that traditional engineering can't match. Other things you'll do will include: Build and ship end-to-end service workflows Expand our service offering into new European markets, adapting to local regulations and requirements Ship polished React UIs and interaction-heavy workflows with strong UX Integrate AI models (Anthropic, OpenAI) to automate service fulfilment like document generation, form pre-filling, validation Build APIs that connect service data across systems and workflows Partner closely with Design and Product to deliver features at speed The technologies you will use include: TypeScript, React, Three.js Go, Node/NestJS, Postgres Electric SQL, RxDB, local-first sync patterns Docker, Fly.io, NATS This is a Fullstack role with a 70/30 split between Frontend and Backend. Requirements Requirements: 3+ years for Mid-level or 5+ years for Senior of professional software experience Strong React + TypeScript and UX craftsmanship Backend experience with APIs, data modelling, and SQL databases Comfortable shipping Fullstack features end-to-end Already using AI tools (Claude, Cursor, Copilot) in your daily workflow, not just experimenting Berlin-based, hybrid 3 days in the office (Mitte) Fluent in English (German is a plus) What we offer Freedom to choose your own equipment (within a budget) 26 paid vacation days An annual team retreat The choice between Dance or JobRad for mobility The choice between Classpass or Urban Sports Club for fitness Regular team events, lunches and activities Our values Next steps If your application is successful, you will participate in the following: Screening call with Louis (Recruiter) Culture fit call with a Senior Engineer Pair programming/live coding exercise Final on-site interview with Marius (CTO) and the team

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Responsibilities

The role focuses on building and shipping new, rapidly scaling services end-to-end, including developing new service types, expanding into new European markets, and integrating AI models for automation. Responsibilities also involve shipping polished React UIs, building integration APIs, and closely partnering with Design and Product teams to ensure fast feature delivery.