1KOMMA5°

Senior Full-Stack Software Engineer – Payments

1KOMMA5°

full-time

Posted on:

Location Type: Remote

Location: Germany

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Job Level

Senior

Tech Stack

GraphQLTypeScript

About the role

  • Architect the financial engines that power the global energy transition
  • Build payment lifecycles and seamless checkout experiences
  • Process transactions and build trust and infrastructure for renewable technology
  • Take technical ownership of key systems and features, driving architectural decisions
  • Collaborate with engineers, product managers, and stakeholders
  • Mentor teammates and champion engineering excellence
  • Evolve development and deployment practices

Requirements

  • Experience writing maintainable, reusable, and testable code in TypeScript
  • Strong skills in frontend frameworks and backend technologies
  • Strong understanding of API design, data modeling, and system integration (RESTful or GraphQL)
  • Proven ability to own features end-to-end, from UX and architecture to deployment and monitoring
  • Practical, product-focused mindset balancing technical excellence with customer value
  • Curiosity to explore new tools and methods that improve product quality and engineering efficiency
  • Excellent written and spoken English
  • Residency in Germany
Benefits
  • International, dynamic, and highly motivated team
  • Accelerate the energy transition and impact the climate
  • Direct contact with core decision-makers
  • Best chances to enter full-time roles in a thriving scaleup
  • Remote work (Germany-wide) with offices in Hamburg, Berlin, or Munich
  • Create a healthy work–life balance
  • Benefits and discounts through Futurebens
  • Flexible job bike leasing with city bike or e-bike options
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
TypeScriptfrontend frameworksbackend technologiesAPI designdata modelingsystem integrationRESTfulGraphQLdeploymentmonitoring
Soft Skills
mentoringcollaborationtechnical ownershipengineering excellenceproduct-focused mindsetcuriositycommunication