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1KOMMA5°·Hamburg, Germany·onsite

Senior Fullstack Software Engineer - Ruby/ Typescript (m/f/d)

Posted 2 months ago
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Ruby on RailsTypeScriptJavaScript

About the role

What you'll do

  • Lead the development and maintenance of a core Ruby on Rails application focusing on code health and long-term stability.
  • Take ownership of technical implementation in 6-week ShapeUp cycles, from architecture to deployment.
  • Integrate the Rails monolith with satellite TypeScript and GCP services pragmatically without over-engineering.
  • Improve developer experience by resolving tooling, CI/CD, and environment friction.
  • Drive technical standards through documentation, architectural decision records, and thorough code reviews.

What you should know

  • You will join a cross-functional, self-organized team including frontend, backend, product, and UX/UI roles.
  • The role offers a chance to work on cutting-edge renewable energy tech with direct climate impact.
  • Expect a dynamic, international environment with opportunities to learn from highly skilled colleagues.
  • Work location is flexible within Germany with options for remote work and offices in major cities.
  • The company supports a healthy work-life balance with benefits like job bike leasing and wellness programs.

About the company

  • 1KOMMA5° is committed to a sustainable energy future, focusing on renewable energy integration with AI-driven systems.
  • The company operates globally with over 3,000 employees across more than 80 locations.
  • They combine regional craftsmanship with scalable software to build a virtual power plant ecosystem.
  • Ambitious with a clear mission to transition 1.5 million households to renewable energy by 2030.
  • The culture values imagination, enthusiasm, and tackling new challenges to make a real impact.

Key required skills

Ruby on RailsTypeScriptGCPPostgreSQLREST APIs

Summary generated from the original posting.