Senior Full-Stack Engineer (f/m/x)

Job description

Accountabilities Design, develop, and maintain scalable backend services and APIs using modern engineering practices, ensuring performance, reliability, and maintainability. Build and enhance user-facing web experiences with a strong focus on usability, accessibility, responsiveness, and SEO best practices. Collaborate with cross-functional teams including product, design, and engineering to deliver end-to-end features that support business objectives and customer needs. Drive technical design discussions, contribute to architectural decisions, and help establish engineering standards through code reviews and technical documentation. Improve system performance, observability, monitoring capabilities, and overall developer experience across the technology stack. Implement experimentation frameworks, A/B testing strategies, and controlled feature rollouts to support data-driven product improvements. Ensure security, data integrity, compliance, and reliability across all applications, services, and user-facing systems. Mentor fellow engineers, contribute to knowledge sharing initiatives, and participate in technical hiring and interview processes. Requirements Significant professional experience developing and delivering full-stack applications in production environments. Strong backend development expertise, preferably with Go, combined with solid frontend development experience using JavaScript, modern HTML, CSS, and utility-first frameworks such as Tailwind CSS. Deep understanding of API design principles, distributed systems architecture, and data modeling concepts. Experience working with PostgreSQL, Redis, event-driven systems, and service communication technologies such as gRPC. Proven ability to write clean, modular, maintainable, and high-quality code with a focus on performance and scalability. Strong problem-solving skills and the ability to balance technical excellence with business priorities in fast-moving environments. Experience participating in architectural discussions, technical reviews, and continuous improvement initiatives. Excellent collaboration and communication skills, with the ability to work effectively across distributed and cross-functional teams. Self-driven, organized, and comfortable taking ownership of projects from concept to delivery. Formal education in Computer Science, Software Engineering, or a related technical discipline. Professional fluency in English. Must be based in Europe and possess valid working rights. Benefits Fully remote-first working environment with flexibility to work from anywhere within eligible locations. Flexible working hours with a strong focus on work-life balance and personal autonomy. Opportunity to work from a centrally located office environment for those who prefer a hybrid experience. Up to two months of workation opportunities per year. Dedicated learning and development budget to support professional growth through courses, certifications, conferences, and training. Access to mental health and personal development support through professional coaching and expert sessions. Regular internal workshops, knowledge-sharing initiatives, and cross-functional learning opportunities. Company-sponsored team gatherings, office weeks, workshops, and networking events throughout the year. Inclusive, collaborative, and feedback-driven culture that encourages innovation, ownership, and continuous improvement. Opportunity to contribute to meaningful work that supports sustainability and positive environmental impact. How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. #LI-CL1 This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Full-Stack Engineer (f/m/x) in France. Join a high-impact engineering team building scalable digital products that promote more sustainable consumer choices across Europe. In this role, you will contribute to the development of both backend services and frontend experiences that support millions of users, working across the full technology stack to deliver reliable, high-performance solutions. You'll collaborate closely with product managers, designers, and fellow engineers to shape technical decisions, drive innovation, and continuously improve platform performance. This is an opportunity to take ownership of complex challenges, influence architecture, and mentor peers while working in a flexible, remote-first environment that values autonomy, learning, and measurable impact.