Fullstack Developer (m/f/d)

You will play a key role in the development and evolution of our Cyber Intelligence Platform:

  • Frontend Rework & Modernization:
    Further development and refactoring of an existing web application (UI/UX, components, state management, performance).
  • Implementing New Features:
    Planning and implementing new product features.
  • Code Quality & Maintainability:
    Improving architecture, reducing technical debt, and establishing clean patterns, tests, and documentation.
  • API Integration:
    Integrating existing APIs, implementing proper error handling, caching/optimization, and ensuring clean data flows.
  • Long-term: Full-Stack Support (depending on needs):
    • Backend features (smaller services/endpoints, business logic)

    • APIs & integrations (REST/GraphQL, third-party services)

    • Data flows & performance (monitoring, debugging, optimizations)

  • Deployment & Operations:
    Contributing to CI/CD, releases, production bug fixes, and observability (logs and metrics).

You will contribute your ideas and expertise throughout the entire development process.

What You Bring / Qualifications

  • Experience developing with ReactJS

  • Solid knowledge of Golang, HTML5, CSS3, and TypeScript

  • Experience with version control systems (Git) and agile project management tools (e.g., Jira)

  • Strong experience working with testing frameworks

  • Experience with build tools and package managers

  • Knowledge of responsive design and cross-browser compatibility

  • Experience working with RESTful APIs and data visualization techniques

  • Ideally, experience in cybersecurity or working with large and complex datasets

  • Professional proficiency in German and English

What You Can Expect from Us

  • An autonomous and dynamic work environment that encourages growth and innovation

  • A strong focus on continuous learning, with openness to new ideas and approaches

  • Flexible working hours and the option for remote work (up to 60% home office) after a short onboarding period

  • Convenient location with excellent connections (S-Bahn, bus, tram, and city highway) and free parking available

  • A modern workplace equipped with the latest tools and technology

  • A family-like company culture with flat hierarchies and open communication

  • Meal allowance and tax-free shopping vouchers (€110 extra per month – choose freely from over 25 providers such as Decathlon, MediaMarkt, IKEA, Rewe, and many more)

Application

 

The position is initially limited to one year, with a clear perspective for extension if it proves to be a good fit both professionally and personally and we see a long-term collaboration ahead.

We are looking for smart, motivated people who want to take ownership and help us build a truly great security platform over the coming years — pragmatic, high-quality, and with real impact.

If you see yourself in this description and would like to become part of our team, we look forward to receiving your application including your salary expectations at hr@alphastrike.io.