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Our client is an innovative company in the field of optical communication technologies, headquartered in Luxembourg.
Description
The Backend Engineer will design, build, and maintain a distributed cloud-based backend system. This role is ideal for professionals with extensive backend development experience, especially in high-performance, secure, and scalable architectures. The role offers a unique opportunity to contribute to data handling pipelines and mission-critical scheduling systems in a dynamic and innovative environment.
Responsibilities
Description
The Backend Engineer will design, build, and maintain a distributed cloud-based backend system. This role is ideal for professionals with extensive backend development experience, especially in high-performance, secure, and scalable architectures. The role offers a unique opportunity to contribute to data handling pipelines and mission-critical scheduling systems in a dynamic and innovative environment.
Responsibilities
- Design, build, and deploy scalable backend services in a distributed architecture
- Implement reliable task scheduling and coordination mechanisms for time-sensitive operations
- Develop APIs and service interfaces for integration with external systems and data sources
- Create secure, high-throughput data pipelines for large and sensitive datasets
- Apply encryption and access control mechanisms across system
- Integrate backend systems with cloud storage services
- Monitor system operations, implement observability tools, and ensure high system availability
- Collaborate with cross-functional teams to refine product requirements and iterate on solutions
- Minimum 5 years of experience in backend software development for production systems
- Strong proficiency in Go; Python experience is a plus
- Practical experience with cloud platforms (AWS, GCP, or Azure) and containerization tools (Docker)
- Solid knowledge of API design (REST, gRPC) and microservices architecture
- Experience with SQL databases (e.g., PostgreSQL), including schema design and performance optimization
- Familiarity with message brokers (e.g., RabbitMQ, AMQP, Kafka) and asynchronous communication patterns
- Understanding of core security practices: TLS, authentication, secrets management
- Hands-on experience with infrastructure-as-code and CI/CD pipelines
- Proficiency in Linux environments and modern development toolchains
- Familiarity with Microsoft Office Suite and Teams, or ability to quickly adapt
- Excellent communication skills in English, both written and spoken
- Reliable, autonomous, and a collaborative team member
- Citizenship of a NATO and EU member state is required.
- Knowledge of high-throughput networking optimizations (e.g., QUIC, TCP tuning)
- Experience with data transfer strategies such as chunking and resumable uploads
- Familiarity with observability tools (tracing, metrics, alerting)
- Competitive Compensation: Includes a comprehensive stock options plan to share in long-term success
- Generous Paid Time Off: 40 paid days off per year (29 annual leave days + 11 public holidays)
- Daily Perks: Lunch vouchers for a more comfortable workday
- Career Development: Access to continuous learning, trainings, and industry conferences
- Relocation Support: Comprehensive assistance for those relocating to Luxembourg
- Cultural & Wellness Programs: Free language courses and sports activities
- Flexible Work Environment: Flexible hours and hybrid or remote work options to suit your life
Key Skills
Ranked by relevance
cloud
security practices
containerization
microservices
postgresql
rabbitmq
storage
python
kafka
linux
grpc
cicd
sql
aws
gcp
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Login to Apply
- Posted
- Dec 22, 2025
- Type
- Full-time
- Level
- Not Applicable
- Location
- Esch-sur-Alzette
- Company
- SET Europa
Industries
Industrial Machinery Manufacturing
Categories
Engineering
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View Job Details
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2026-04-13
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View Job Details
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Embedded Systems Engineer
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Senior Backend Engineer, AI Agents
2026-04-09
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