Lead Full-Stack Engineer

Vor 2 Tagen

Berlin, Berlin, Deutschland Sonia Solutions GmbH Vollzeit
Let me introduce...

With Sonia, doctors are successful doctors. We create and deploy AI-enhanced solutions that make doctors' lives easier, patients' care better, and healthcare systems more efficient. If you're proactive, impact-driven, and ready to shape the future of healthcare, join us.

We're looking for a Lead Full-Stack Engineer (all) to drive the development of our modern, high-performing web applications. You'll take ownership of technical direction, lead a team of engineers, and ensure our product remains scalable, reliable, and thoughtfully built.

This role can be performed in a hybrid setup from our offices in Luxembourg or Berlin , or remotely from anywhere in Germany or Luxembourg.

This is what you'll own
  • Team Leadership: Lead, coach, and develop a team of full-stack engineers, fostering growth, clarity, and high performance.
  • Application Development: Design and implement robust, scalable full-stack web applications.
  • Code Quality: Ensure clean, maintainable, and testable code that meets high engineering standards.
  • Architecture: Steer architecture decisions and long-term technical planning together with other leads.
  • Performance: Optimize application performance and system reliability across the stack.
  • Mentorship: Enable skill development, support career growth, and model best practices.
  • Review & Feedback: Conduct thoughtful code reviews and drive a culture of constructive feedback.
  • Documentation: Contribute to technical documentation and cross-team knowledge sharing
You'll thrive in this role if you bring
Must Haves
  • Experience: 8+ years of professional software development experience.
  • Leadership: Proven experience leading or mentoring engineers.
  • Fundamentals: Solid understanding of full-stack development principles.
  • Core Expertise: Strong expertise in TypeScript / JavaScript and
  • Frontend: Advanced experience with React and modern front-end development.
  • Database Layer: Hands-on experience with ORM tools, especially Prisma.
  • Backend: Extensive experience in backend development with
  • APIs: Strong experience with RESTful API design and implementation.
  • Data Modeling: Experience with database schema design and data modeling.
  • DevOps Foundation: Understanding of CI/CD pipelines and deployment workflows.
  • Platform Ops: Familiarity with container orchestration and GitOps workflows, ideally with Kubernetes and tools like Argo CD.
  • Version Control: Proficiency with Git version control.
Nice to Have
  • UI Libraries: Familiarity with Chakra UI.
  • Testing: Experience with testing frameworks (e.g., Playwright, Vitest).
Why you'll love working with us
  • An engineering-driven culture with modern tools and clean code practices.
  • A product-focused environment where quality and performance matter.
  • A collaborative team that values learning, pragmatism, and ownership.
  • Attractive compensation aligned with your skills.
  • Flexible work arrangements.
  • 30 days of vacation per year.
  • The chance to work on products that directly shape the future of healthcare.
Ready to apply?

If you enjoy building meaningful applications, driving technical excellence, and contributing to the transformation of healthcare, we'd love to hear from you

I'm Margarita and will be guiding you through the application process.

  • Lead Full-Stack Engineer

    Vor 2 Tagen

    Berlin, Berlin, Deutschland Sonia Vollzeit

    Let me introduce...With Sonia, doctors are successful doctors. We create and deploy AI-enhanced solutions that make doctors' lives easier, patients' care better, and healthcare systems more efficient. If you're proactive, impact-driven, and ready to shape the future of healthcare, join us.We're looking for aLead Full-Stack Engineer (all)to drive the...

  • Full Stack Engineer

    Vor 6 Tagen

    Berlin, Berlin, Deutschland Hawksman Technology Vollzeit 90.000 € - 120.000 € pro Jahr

    Senior Full-Stack Engineer (React / Go)Remote or On-site in Böblingen, GermanyWe create intelligent, reliable software that empowers people in their everyday work. Our solutions in workforce management, HR, time tracking, access control, and security help organizations operate more efficiently, securely, and humanely.Your RoleAs aSenior Full-Stack Engineer,...

  • Full Stack Engineer, Intregrations

    Vor 2 Tagen

    Berlin, Berlin, Deutschland Optibus Vollzeit

    About Optibus:Optibus is a unified software platform revolutionizing public transportation planning, scheduling, and operations in over 7,000 cities worldwide. Using AI, ML, and optimization algorithms, it empowers agencies to design more efficient, equitable, and sustainable transit networks, enhancing passenger access, reducing emissions, and improving...

  • Full Stack Engineer, Integrations

    Vor 2 Tagen

    Berlin, Berlin, Deutschland Optibus Vollzeit

    About Optibus:Optibusis a unified software platform revolutionizing public transportation planning, scheduling, and operations in over 7,000 cities worldwide. Using AI, ML, and optimization algorithms, it empowers agencies to design more efficient, equitable, and sustainable transit networks, enhancing passenger access, reducing emissions, and improving...

  • Senior Full Stack Engineer

    vor 2 Wochen

    Berlin, Berlin, Deutschland Impala Search Vollzeit 90.000 € - 120.000 € pro Jahr

    Our client is building the digital defence infrastructure for the modern economy - arming businesses with the tools they need to survive and thrive in a world of escalating cyber threats. Their SaaS platform creates a cybersecurity-first safety net for companies across Europe. In a landscape where ransomware, breaches, and digital sabotage are daily threats,...

  • Senior Full Stack Engineer

    Vor 4 Tagen

    Berlin, Berlin, Deutschland Ralph Vollzeit 50.000 € - 120.000 € pro Jahr

    Kurz gesagt:Wir wollen die Hausverwaltung in Deutschland neu denken – intuitiv, skalierbar und nutzerfreundlich. Wir suchen dich, wenn du ein echter Engineering-Guru bist und uns dabei helfen möchtest, unsere Software auf das nächste Level zu bringen.AufgabenDeine Rolle: Senior Full-Stack Engineer (m/f/d)Titel: Senior Full-Stack EngineerScope: Full-stack...

  • Senior Full Stack Engineer

    vor 4 Stunden

    Berlin, Berlin, Deutschland deskbird Vollzeit

    Your missionWe're looking for a Senior Full-Stack Engineer to join our team and help us build and scale deskbird's world-class SaaS application for workplace management.You will play a key role in developing a platform engineered for reliability, scale, and an exceptional user experience. You won't just ship new features; you'll refine how users experience...

  • Full Stack Engineer

    Vor 6 Tagen

    Berlin, Berlin, Deutschland FLIZpay Vollzeit 100.000 € - 120.000 € pro Jahr

    Join Fliz — Help Us Build the Future of PaymentsWe are looking for an exceptional full-stack engineer— someone with relentless drive who wants to win with us. You'll join a tight-knit team of six who, in just 18 months, built and launched a new payment method now used by 500+ companies and 80k+ active payers. If you thrive on ownership, speed, and high...

  • Full Stack Engineer

    vor 2 Wochen

    Berlin, Berlin, Deutschland b2701328-2d31-4b46-814d-2180bfc415c2 Vollzeit 50.000 € - 80.000 € pro Jahr

    Our Vision: A new era of healthcare in Europe.At Every Health, we're building the first digital platform that finally makes healthcare simple, inclusive, and accessible. For the LGBTQ+ community and beyond We're making prevention, diagnoses, and treatments more convenient than ever before.Backed by top investors such as Atlantic Labs, Atomico Angels, and...

  • Full Stack Engineer

    vor 2 Wochen

    Berlin, Berlin, Deutschland JUNA Technologies Vollzeit 80.000 € - 120.000 € pro Jahr

    Your mission As a Full Stack Engineer at JUNA, you will manage the flow of telemetric, geospatial, logistical, and business data from our growing fleet of electric trucks. You will spearhead the direction and roadmap of our data analytics and engineering. You'll be responsible for making key architectural decisions about our data tech stack. This role...