Logo Cambio Carsharing Service Gmbh

Senior Backend Engineer

New

Job

  • Level
    Senior
  • Job Field
    Back End
  • Employment Type
    Part Time/Full Time
  • Contract Type
    Permanent employment
  • Location
    Bremen
  • Working Model
    Onsite
  • Job Summary

    In this role, you will develop secure .NET/C# backends for contract and onboarding solutions, modernize legacy systems through refactorings, and take responsibility for API design, integrations, monitoring, and incident analysis.

    Job Technologies

    Your role in the team

    • In the CONTRACT product team, you develop and operate secure, data-efficient backends for contract & onboarding, authentication, role and permission management, as well as fraud prevention.
    • Design architecture and technical implementation - from modularization and interface design to meaningful service boundaries.
    • Systematically modernize existing legacy systems and improve maintainability, robustness, and deliverability through refactorings.
    • Develop, integrate, and operate backend solutions in .NET/C# (APIs, data access, and platform integrations).
    • Strengthen quality within the team: embed testing, code reviews, pairing, and architecture sparring into everyday practice.
    • Share responsibility for operations, such as monitoring, incident analysis, and sustainable issue resolution.

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    Our expectations of you

    Qualifications

    • Very good understanding of API design, data models, integrations, and automated unit and integration tests.
    • Very good German skills (at least C1) and good English skills.

    Experience

    • Several years of practical experience in backend development with .NET/C# and architectural experience in production systems.
    • Experience with cloud-native concepts such as microservices, messaging, and resilient communication.
    • Experience with Entity Framework, SQL databases, Docker/Kubernetes, CI/CD, as well as Security-by-Design and Privacy-by-Design is advantageous.

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    What we offer

    • Meaningful work for reliable car sharing and sustainable mobility.
    • A dedicated team with responsibilities from development to operations and collaboration at eye level.
    • Freedom of design in architecture, quality, and collaboration.
    • Flexibility through part-time or full-time work starting from 30 hours per week, with suitable working hours.
    • Further development, subsidies for corporate fitness and occupational pension schemes, as well as mobility offers (Germany Ticket, Jobrad/Businessbike, and cambio usage).

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    Benefits

    Work-Life-Integration

    Food & Drink

    Health, Fitness & Fun

    Topics You Will Work On

    Job Locations

    • Location Bremen

      Bremen

      Germany

    About Your Employer

    Cambio Carsharing Service Gmbh

    Cambio Carsharing Service Gmbh

    At cambio, we believe that our car-sharing service can play a key role in helping people make the switch to more sustainable and future-proof transportation options. We want to give our customers the opportunity to ditch their private cars in favor of a more environmentally friendly option.

    Description

  • Founding Year
    1990
  • Company Type
    Digital Agency
  • Working Model
    Hybrid, Onsite
  • Industry
    Internet, IT, Telecommunication, Logistics, Transportation
  • Logo Cambio Carsharing Service Gmbh

    Senior Backend Engineer

    Location
    Bremen
    Working Model
    Onsite
    Diversity
    Open for all genders

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