Backend Developer (m/f)

BACKEND DEVELOPER

About Proximus Luxembourg

Proximus Luxembourg is a leading historical player in the ICT & Telecoms markets. Proximus Luxembourg addresses both residential and business markets through its commercial brands Tango, Telindus and more recently Codit.

With PSF support status, the company has almost 750 employees. All these experts share a passion for digital technology, a spirit of openness and innovation, and a desire to simplify, connect and make their customers' personal and professional activities ever more secure.

Proximus Luxembourg is actively contributing to the acceleration of Luxembourg's digitalisation and its economic influence through the development of connectivity, resilient infrastructures and 5G, as well as innovative technologies such as Blockchain, Artificial Intelligence, Machine Learning and IoT.

Proximus Luxembourg is a subsidiary of the Proximus group (Euronext Brussels: PROX), provider of digital services and communication solutions operating in the Belgian and international markets.

Telindus Luxembourg – Share more than technologies!

Telindus is a brand of Proximus Luxembourg.

Founded in 1979, Telindus Luxembourg accompanies all organizations in their digital transformation, by providing holistic ICT & Telecommunication solutions, as well as tailored support services. Its areas of expertise include Telecommunication Services, ICT Infrastructure, Multi-Cloud, Digital Finance Solutions, Cybersecurity, Business Applications, Managed Services and Training.

Always in search of innovation, Telindus works daily to boost the growth of its customers.

Job Content:

We are seeking a skilled and motivated Backend Developer with expertise in Python, GitLab, and Docker to join our growing team. The ideal candidate will be responsible for designing, implementing, and maintaining server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will work closely with our front-end developers and other stakeholders to deliver high-quality, scalable solutions.

Profile:

Responsibilities

• Design, develop, and maintain scalable backend systems using Python.
• Collaborate with front-end developers to integrate user-facing elements with server-side logic.
• Develop and maintain CI/CD pipelines using GitLab.
• Create and manage Docker containers for application deployment and development environments.
• Write efficient, reusable, and testable code.
• Optimize applications for maximum speed and scalability.
• Troubleshoot and debug applications to ensure reliability and performance.
• Implement security and data protection measures.
• Document development processes, code, and APIs.
• Stay current with industry trends, technologies, and best practices to ensure our applications are cutting-edge.

Qualifications

• Proven experience as a Backend Developer, with a strong portfolio of Python projects.
• Proficiency in Python and related frameworks (e.g., Django, Flask).
• Experience with Docker for containerization and orchestration.
• Proficiency with GitLab for version control, CI/CD, and code collaboration.
• Strong understanding of RESTful APIs and web services.
• Experience with database management systems (e.g., PostgreSQL, MySQL, MongoDB).
• Knowledge of testing frameworks and tools (e.g., pytest).
• Excellent problem-solving skills and attention to detail.
• Strong communication skills and the ability to work effectively in a team.

Preferred Qualifications

• Experience with cloud platforms (e.g., AWS, Google Cloud, Azure).
• Familiarity with microservices architecture.
• Knowledge of container.
• Understanding of message queuing systems (e.g., RabbitMQ, Kafka).
• Experience with additional programming languages or frameworks.

Our Offer:

A professional and stimulating work environment in the IT & telecom sector. Multiple career opportunities within the Proximus Group at national and international level, cutting-edge training in new technologies, a wealth of recognized expertise. We also offer an attractive salary package and many other benefits.

Our company is an equal opportunity employer, valuing diversity in all its forms. We firmly believe that each individual brings a unique richness to our teams, and we are committed to creating an inclusive environment where every voice counts.

If at the end of the process your application is successful, you will be asked to provide an extract from your criminal record. Your personal information will be handled in compliance with applicable data protection laws.