Senior Fullstack Developer - Python & React

Funk Gruppe Gmbh

Job

In this role, you will develop modern web applications using Python and React, shape architectural decisions, conduct code reviews and implement tests while mentoring the team and evaluating new technologies.

Job summary

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Job technologies

Your role in the team

  • As a Senior Full-Stack Developer specializing in Python and React, you play a key role in further developing digital solutions for Funk Group’s clients and ensuring a seamless, high-performance user experience.
  • In addition, you will actively help shape modern approaches such as Spec-Driven Development and Agentic Coding.
  • Conceptualization, design, and implementation of modern web applications using Python and React.
  • Responsibility for architectural decisions and technical design in new and existing projects.
  • Ensuring code quality through code reviews, tests (unit/integration/E2E), and automated deployments (CI/CD).
  • Close collaboration with Product Owners, UX/UI teams, and other stakeholders to implement business requirements.
  • Technical guidance and mentoring for developers on the team.
  • Evaluating new technologies and best practices to continuously improve our software landscape.
  • Using Spec-Driven Development and Agentic Coding to shorten development cycles and improve code quality.

Our expectations of you

Education

  • A completed degree in (business) informatics or a comparable qualification.

Qualifications

  • Very good knowledge of Python (e.g., Litestar or comparable frameworks).
  • Confident use of modern frontend technologies (TypeScript, HTML, CSS, build tools).
  • Strong affinity for agentic coding and AI-assisted development, particularly for exploring new AI-powered workflows and introducing them to the team.
  • In-depth knowledge of software architecture (e.g., iSAQB certification), design patterns, and clean code.
  • Experience using version control (Git) and CI/CD pipelines.
  • Strong quality awareness, a pragmatic approach to work, and a high degree of personal responsibility.
  • Good communication skills in German and English.

Experience

  • Several years of professional experience in software development (ideally 3+ years), including relevant experience as a Senior or Lead Developer.
  • Solid experience with React and common tools in the React ecosystem (e.g., React Router, Redux/Zustand, Hooks).
  • Solid experience with relational databases (e.g., PostgreSQL, Oracle).
  • Practical experience or a strong interest in spec-driven development (e.g., deriving implementations and tests, as well as contract testing between services).
  • Experience with container and cloud environments (e.g., Docker, Kubernetes, AWS/Azure).

What we offer

  • Join an inspiring workplace in the heart of the city, shaped by family tradition, where you as an employee are at the center.
  • Are you full of ideas? We offer you the greatest possible scope to shape your role in an internationally successful, organically growing, forward-looking company.
  • Thanks to our modern working time model, you can easily balance work and personal life, whether through flexible working hours or working from home.
  • Take advantage of a wide range of internal and external training opportunities to develop your skills with a forward-looking, goal-oriented approach.
  • We’d be happy to support you!
  • Of course, we’ll reward your valuable contribution appropriately, including a 13th-month salary, holiday pay, a travel allowance, and other attractive benefits.

Benefits

Topics you will work on

Job locations

Map of the job locations
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  • Location Bielefeld
    Nordrhein-Westfalen, Germany

About your employer

As Germany's largest, family-owned, and independent insurance broker and risk consultant, we have been speaking on behalf of businesses in terms of security since 1879. We are the best recommendation for companies when it comes to safeguarding their interests.

Company size
250+ Employees
Company type
Established Company
Work model
Onsite, Hybrid
Industry
Banking, Finance, Insurance
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Senior Fullstack Developer - Python & React

Funk Gruppe Gmbh