This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
We are looking for a Senior Full Stack Developer with a strong backend focus to join our engineering team. This role is primarily backend-oriented (approximately 80% backend / 20% frontend) and is ideal for engineers who are proactive, quick to learn, and comfortable taking ownership of complex technical challenges. You will work alongside a team that includes both senior and junior developers, contributing to building scalable services, improving system performance, and supporting the evolution of modern identity and access-related platforms.
Job Responsibility:
Design, develop, and maintain scalable backend services using Java and Spring Boot
Build and enhance RESTful APIs for internal and external integrations
Consume and process data from OpenSearch or other NoSQL data sources
Collaborate with frontend developers to implement React / Next.js features, with a backend-first mindset
Contribute to system architecture discussions and technical decision-making
Write clean, maintainable, and testable code following engineering best practices
Support performance optimization, troubleshooting, and production issue resolution
Mentor junior developers and promote strong engineering standards within the team
Work closely with product managers, designers, and other stakeholders to deliver high-quality features
Requirements:
Strong experience as a Senior Full Stack Developer or Backend Developer with frontend exposure
Solid hands-on expertise in Java and Spring Boot
Proven experience designing and implementing REST APIs
Experience working with NoSQL databases (preferably OpenSearch or similar technologies)
Ability to consume data from OpenSearch (indexing strategy knowledge is not required)
Practical experience with ReactJS or Next.js, including working with design systems
Strong backend-first mindset and system thinking
Familiarity with cloud environments and microservices architectures
Ability to quickly understand new domains and contribute with minimal ramp-up time
Proactive attitude, ownership mindset, and strong collaboration skills
Experience working in Agile environments
Nice to have:
Knowledge or hands-on experience with Identity and Access Management (IAM) concepts
Experience working with authentication/authorization platforms such as Auth0
Experience with observability, logging, and performance monitoring tools
What we offer:
Private medical insurance
National holidays off, even when falling on weekends