Job Summary: We are seeking a Full Stack Developer to design, develop, and evolve solutions on an innovative platform, focusing on maintenance, innovation, and integration into multidisciplinary teams. Key Highlights: 1. Design, development, and evolution of innovative solutions. 2. Contribution to innovation, continuous improvement, and knowledge transfer. 3. Integration into multidisciplinary teams and collaboration with experts. **Company Description** Inetum is a European leader in digital services. The Inetum team—comprising 28,000 consultants and specialists—works daily to generate digital impact for businesses, public-sector entities, and society. Inetum’s solutions aim to support customer performance and innovation, as well as the common good. Present in 19 countries with an extensive network of locations, Inetum partners with leading software vendors to address digital transformation challenges with proximity and flexibility. Top Employer Europe 2026 **Job Description** **Full Stack Developer (Next.js / Go / MySQL)** We are looking for a **Full Stack Developer** with experience in **Next.js, Go, and MySQL**, to join an innovative project in hybrid mode: **2 days remote work per week**, remaining days onsite at the client’s premises in **L’Hospitalet de Llobregat**. Mission Design, develop, and evolve the client’s platform solutions with the following objectives: * Be the primary responsible for the **maintenance and evolution** of the set of solutions comprising the project. * Contribute to **innovation, continuous improvement, and knowledge transfer**. * Integrate into **multidisciplinary teams** to digitize and innovate, increasing productivity, service quality, and operational efficiency. * Research and evaluate **new technologies** to continuously improve services and processes. Responsibilities * Lead and implement the **design, development, and maintenance** of high-efficiency software solutions. * Collaborate closely with **internal and external software development teams**, as well as **hardware teams**, driving continuous improvement and operational excellence. * Implement and ensure **best development practices**, including *security by default*, testing, and deployments. * Ensure **scalability, reliability, and security** of systems through robust architectures and sound engineering practices. **Qualifications** * Degree in **Software Engineering**, Computer Science, or equivalent. * **Minimum 3 years of experience** in similar roles. * **High level of English**. * Demonstrable experience developing **backend and frontend solutions and architectures**. * Solid knowledge of **Next.js / TypeScript, Go (Golang), and GraphQL**. * Experience with **MySQL, Redis, Elasticsearch, Java**, and large-scale integrations. * Knowledge of **Docker** and **Google Cloud native infrastructure**. * Experience with **time-series databases** and building **semantic models for BI systems**. * Good understanding of **distributed systems, event-driven architectures**, and **design of scalable APIs**. * Prior experience in the **e-Mobility sector** is a plus. **Additional Information** What do we offer? * Continuous training and a career development plan. * Permanent contract and job stability. * Flexible compensation and additional benefits. * Flexible working hours. * A positive, inclusive, and collaborative work environment. * You will join a team passionate about technology.