Über diese Senior Software Developer (Full Stack) Stelle bei Qvantel
It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.
Job Summary
About Qvantel
Qvantel builds mission-critical telecom business solutions used by operators across the world. The systems are complex, high-scale, and product-driven. This is not website work. It’s real engineering with real impact.
Role Overview
As a Fullstack Developer at Qvantel, you’ll work across backend and frontend layers to build reliable, scalable features used by global customers. You’ll own features end-to-end, from APIs and data models to clean, usable user interfaces.
Key Responsibilities
Design, develop, and maintain full-stack applications
Build scalable backend services using Java and Spring Boot
Develop responsive, user-friendly frontend applications
Build and consume RESTful APIs
Work with databases to design schemas and optimize queries
Collaborate closely with product managers, architects, and QA
Participate in code reviews and technical design discussions
Debug, troubleshoot, and resolve production issues
Continuously improve performance, security, and code quality
Required Skills & Experience
Backend
Strong hands-on experience with Java (8+)
Experience with Spring / Spring Boot and microservices
Solid understanding of OOP, data structures, and design principles
Experience with REST APIs and backend integration
Hands-on experience with relational databases (PostgreSQL, MySQL)
Frontend
Strong experience with JavaScript / TypeScript
Experience with modern frontend frameworks like React or Angular
Good understanding of HTML5, CSS3, and responsive design
Ability to work with API-driven UI architectures
General
Experience with Git and collaborative development workflows
Familiarity with Agile / Scrum development practices
Ability to understand complex systems and work independently
Good to Have
Experience with Hibernate / JPA
Exposure to Kafka, messaging, or event-driven systems
Experience with Docker, Kubernetes, or cloud platforms
Basic understanding of CI/CD pipelines
Telecom domain exposure (nice to have, not mandatory)
What You Can Expect at Qvantel
Ownership of meaningful features end-to-end
Work on large-scale, high-impact systems
Direct exposure to global customers and complex problem spaces
A practical, engineering-first culture
Strong learning and growth opportunities
