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Senior Fullstack Engineer

Fullstack Developer • Senior • Hybrid • Full-time Germany Cologne, Germany

As part of a cross-functional team, develops user-friendly applications, designs and implements backend and frontend solutions for envelio's core products, designs APIs, and continuously improves code quality following industry best practices.

Responsibilities

  • Developing user-friendly applications as part of a cross-functional team
  • Designing, developing and implementing backend and frontend solutions for envelio's core products
  • Owning the full development process from concept through implementation, testing, and go-live in an agile environment
  • Designing and integrating APIs, both for external interaction and frontend communication
  • Continuously improving code to industry best practices

Requirements

  • 3+ years of relevant experience developing web applications (frontend + backend)
  • Experience with Python, ideally designing or interacting with APIs and integrating third-party systems
  • Fluent English (C1 level)
  • Experience with SQL databases for data modeling and writing queries
  • Solid experience in modern frontend development, proficient in at least one JavaScript framework (Vue, React or Angular)
  • Team player who enjoys working with talented, inspiring people

Soft skills

Team player, enjoys working with talented, inspiring peopleOpen to keeping up with industry best practicesSeeks technical challenges and takes pride in smart, creative solutions

What we offer

  • Agile working method with Kanban in interdisciplinary squads
  • Continuous integration / continuous delivery
  • Clean (and simple) code, documentation
  • High unit test coverage and regular code reviews
  • Knowledge sharing between developers
  • "You code it - you own it" squad ownership
  • Flexible work location within Germany, Spain, or the Netherlands: hybrid, from home, or at the office in Cologne
  • Option to work remotely from abroad (up to three months a year, EU/US)
  • State-of-the-art technology and modern tech stack
  • Excellent hardware setup (16" MacBooks, 2 screens)
  • Urban Sports Club health support
  • Mental well-being support (partner nilo)
  • Monthly mobility budget
  • Time and budget for individual growth
  • Regular Tech & Growth Talks
  • Optional company pension contribution
  • Regular company and team events

About the company

envelio was recognized as one of the hundred most innovative Clean Technology companies worldwide; more than 130 team members from over 20 nationalities are driving the energy transition through digital technologies.

Languages: Angol: C1

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