Technical Support Agent (m/f/d) – Onboarding & Support | Brussels and periphery

Join Nexxtlab as a Technical Support Agent (m/f/d) and help customers successfully onboard and use our innovative energy management solutions. We’re looking for a customer-focused communicator with technical understanding, strong French and English skills, and a passion for helping users get the most from our products.
Sales Executive | Belgium, Flanders Region

We’re looking for a motivated sales professional fluent in Dutch and English (French is a plus) with a proven track record in achieving results. Be part of a dynamic, supportive team and help us expand our impact in sustainable energy.
Medior Backend developer | Tunis

We’re looking for a backend developer to help build innovative energy solutions alongside our team in Luxembourg. You’ll work with Java 8+, Docker, PostgreSQL/MongoDB, and OpenAPI, contributing to backend systems and supporting APIs. A proactive mindset, strong problem-solving skills, and fluency in English are essential. Passion for clean energy and teamwork is a big plus.
Front end developer | Tunis

We’re hiring a front-end developer to craft responsive, user-friendly web and mobile interfaces using Flutter and AngularJS. You’ll work closely with designers and backend teams to build scalable, high-performance applications, ensuring seamless API integration. Strong coding skills, attention to detail, and fluency in English are required—French is a plus.
Senior Full Stack Developer | Tunis

Join Nexxtlab Tunisia as a Senior Full Stack Developer and collaborate with international teams to build cutting-edge front-end and back-end solutions using Flutter, Angular, Java, and Kafka. Shape the future of energy technology in a fast-paced environment.