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Senior Backend Developper (m/f/d)
Contract
Luxembourg, Luxembourg
16.09.2025
Are you a seasoned backend developer with a passion for scalable architecture and cloud-native solutions? Do you thrive in complex environments and enjoy applying Domain-Driven Design (DDD) principles to build robust systems? This opportunity might be your next big move.
Your Role :
As a Senior Backend Engineer, you'll be responsible for designing, developing, and optimizing microservices within a large-scale cloud ecosystem. You'll collaborate closely with cross-functional teams to deliver secure, high-performance backend solutions that align with business domains.
Key Responsibilities :
- Architect and implement resilient microservices using DDD principles
- Collaborate with frontend/backend developers, analysts, and architects to ensure cohesive solutions
- Develop secure and well-documented APIs (REST/WebSocket) for internal and external integrations
- Implement token-based authentication (JWT, OAuth2) aligned with modern security standards
- Optimize solutions for cloud platforms (Azure, AWS) with a focus on scalability and reliability
- Maintain clear and comprehensive technical documentation
- Translate business requirements into effective technical designs
- Contribute to Agile documentation (HLA, HLD, LLD, user stories)
Your Profile :
- Strong experience in backend development and microservices architecture
- Solid understanding of cloud platforms (Azure, AWS)
- Familiarity with security protocols and authentication standards
- Excellent communication and analytical skills
- Fluent in English; other languages are a plus
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