Lead Fullstack Engineer / System Architect (m/w/d)

Festanstellung, Vollzeit · Berlin

Dein zukünftiger Job

As a Lead Fullstack Engineer (React / Node.js) / System Architect (m/f/d) at DNS:NET, you will design and develop our internal company systems, build scalable applications, and take responsibility for architecture, implementation, and coordination. This role combines fullstack development with system architecture and technical management.

With us, you will work hands-on in a cross-functional product team and help to create secure, high-performance, and user-friendly systems that make our business processes even more efficient.

Do you enjoy connecting technology, teams, and business goals? Then this role is just right for you.

Wofür wir Dich brauchen

Architecture and development: Design and further development of scalable microservices and full-stack applications (Node.js, TypeScript, and React).
System design and further development: Design and continuous further development of our system architecture in close coordination with the software architect and product owner.
Code quality as standard: Ensuring clean, high-performance, and secure code across frontend and backend.
Coordination and collaboration: Management and coordination with internal and external developers to ensure common standards and smooth delivery processes.
Security and data protection: Implementation of authentication, authorization, and data protection mechanisms according to current best practices.
Data management: Working with SQL databases (schema design, indexing, optimization, and caching).
Automation and delivery: Contribution to CI/CD pipelines and containerized environments (Docker, Kubernetes, and AWS).
Planning and review: Participation in architecture reviews, effort estimates, and release planning.
Knowledge sharing: Promoting technical excellence within the team through active knowledge transfer.
Error analysis and solution finding: Analyzing complex technical problems and developing a practical, solution-oriented approach.

Was Du mitbringst

Many years of professional experience in software development across front-end and back-end
In-depth experience with Node.js, TypeScript, and frameworks such as NestJS or Express
Very good knowledge of React and modern front-end development (state management, asynchronous data processing, component design)
Solid understanding of system architecture, distributed systems, and integration patterns
Experience with SQL databases and REST or event-driven APIs
Knowledge of Docker, CI/CD pipelines, and cloud environments (e.g., AWS)
Experience in agile, cross-functional teams
Very good written and spoken English skills

Nice to have:
• Knowledge of NoSQL- or Caching-Technologie (z. B. Redis, MongoDB) • Experience with process automation, monitoring oder observability •

Deine Vorteile bei uns

Permanent employment contract with 30 days of vacation and an additional day off on your birthday
Flexible working hours thanks to flexitime and the option to work remotely on a daily basis
Germany-wide train ticket, 100% financed
High-quality technical equipment
Capital-forming benefits, company pension plan
Access to OpenUp: A professional program for mental health and mindfulness
Discounted membership at Urban Sports Club
Free IPTV and a discounted employee connection (available if there is a DNS:NET connection on site)
Work in a forward-looking industry
Flat hierarchies, short information channels, and a pleasant working atmosphere
A friendly and open working environment with a culture of informality
Modern offices in a convenient location with a view of Checkpoint Charlie
Free drinks and good coffee...
...and much more.

Jetzt bewerben und gemeinsam mit uns die digitale Zukunft mit Lichtgeschwindigkeit gestalten!

Does this sound like the right job for you? Then we look forward to getting to know you! Even if you don't meet all the requirements, please apply anyway - motivation and personality are just as important to us as experience.

Simply send us your complete application documents, including your salary expectations and earliest possible start date.

Do you have any questions? Your contact person:
Wolf Bußmeier – we're happy to help.

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Über uns

Menschen mit Lichtgeschwindigkeit begeistern – das ist die Vision, die die rund 250 Mitarbeiter der DNS:NET Familie antreibt. Denn wir stehen für den „Anschluss Zukunft“ und haben es uns zur Aufgabe gemacht, das Grundrecht auf Internet in unterversorgten Regionen durchzusetzen.

Als mittelständisches Telekommunikationsunternehmen sind wir seit 1998 eine feste Größe in der IT-Branche. Unser Dienstleistungsportfolio spiegelt das gesamte Spektrum der Wertschöpfungskette wieder: Vom Bau bis zum Betrieb der eigenen Netzinfrastruktur bieten sich in der DNS:NET Unternehmensgruppe vielfältige Einsatzgebiete für Spezialisten, Allrounder, Quereinsteiger und Auszubildende.

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Wir freuen uns über Dein Interesse an der DNS:NET!

Bitte fülle das folgende kurze Bewerbungsformular aus. Solltest Du Schwierigkeiten mit dem Upload Deiner Daten haben, wende Dich gerne per E-Mail an bewerbung@dns-net.de.