SeniorBackendEngineer

Senior Backend Engineer | ComparaJá.pt – Lisbon (Hybrid) Job Summary We are looking for a highly skilled and experienced Senior Backend Engineer to drive the architecture and development of our high-quality software. You will own complex technical features end-to-end, ensuring that our products are built to modern engineering standards while championing a culture of code quality and technical excellence. The ideal candidate will have a deep background in both frontend and backend development, experience providing technical mentorship to fellow engineers, and a passion for optimizing application performance and system scalability. This is an office role based in Alvalade, Lisbon with flexibility to work remotely. Key Responsibilities Drive the development of high-quality software: Take hands-on ownership of complex backend features from end to end. Write robust code while ensuring solutions meet business requirements and adhere to the highest standards of performance, security, and scalability. Optimize the codebase and developer experience: Identify technical debt and continuously improve tooling, build processes, and system architecture to increase engineering efficiency and reduce deployment bottlenecks. Mentorship and technical guidance: Provide hands-on support to junior and mid-level engineers. Elevate the team's technical bar through rigorous code reviews, pair programming, and active knowledge sharing. Champion modern development standards: Actively write testable, maintainable code and promote engineering best practices, including comprehensive automated testing, CI/CD integration, and clean architecture principles. Collaborate across functions: Work closely with product managers, designers, and other stakeholders to seamlessly translate business requirements into technical solutions and ensure a shared vision across the product lifecycle. Architectural contribution: Design robust backend systems and help drive technical decisions around tools, APIs, and fra