Join a cybersecurity company making the digital world safer, operating at the intersection of advanced research and real-world security in the B2G space. Their work tackles some of the most sophisticated challenges in cybersecurity with a team that genuinely cares about the mission, craft, and each other. The culture values creativity, mutual support, and human connection, offering a place where contributions shape the product and team. Design, develop, and maintain backend services, with a focus on Python and C Work with both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB) Develop and deploy containerised applications using Docker Implement and maintain microservices architecture Debug and improve running systems to ensure stability and performance Optimise system performance and troubleshoot production issues Collaborate with Frontend developers, DevOps, and other stakeholders Own end-to-end development:



from requirement analysis and design through to testing and deployment Backend Development Experience 5+ years, with a track record of shipping scalable, production-grade systems Programming Languages Strong hands-on Python skills; proficiency in C programming System Architecture & OS Strong understanding of system architecture principles; Experience with internal OS development; Working knowledge of Linux OS Database & Containerization Proficiency in both SQL and NoSQL databases (e.g., PostgreSQL, MongoDB); Hands-on experience with Docker for containerisation Architectural Patterns Experience with microservices architecture DevOps & Infrastructure Familiarity with DevOps practices and on-prem infrastructure

📌 Engineer - back End Developer (Barcelona)
🏢 Cybersecurity Company Making The Digital World Safer In The B2G Space
📍 Barcelona