Senior Software Engineer

Senior Software EngineerOur client is one of the best Saa S start-ups in Italy in the area of e-invoicing - their technology enables management software, ERPs, and e-commerce platforms to seamlessly interact with the world of digital compliance, think electronic invoicing, government interchange systems, and secure digital signatures without the complexity.Their platform provides powerful, well-documented, and scalable APIs that process millions of critical transactions every day.Our mission is simple: abstract complexity.Location : Ferrara, Italy (3 days in the office)Contract : full-timeVISA : no VISA providedThe ChallengeThey are looking for a Senior Software Engineer who wants to do more than write code: you want to design systems.You'll join a team where code quality, maintainability, and performance are non-negotiable.You'll work on the core of our platform, optimizing high-volume data flows and ensuring reliability for our B2 B partners.What You Will Do Design & Development: Build and maintain robust, secure, and performant RESTful APIs.Architecture: Contribute to decisions that scale infrastructure and handle traffic peaks.Quality: Write clean, tested code.Participate in code reviews and pair programming.Integrations: Simplify complex government protocols for end-users.Mentorship: Support junior developers and promote best practices.Problem Solving: Diagnose and resolve performance bottlenecks and critical bugs.Our Tech Stack Backend: PHP (Symfony), Python Database: Postgre SQL Infrastructure: AWSTools: Git, CI/CD pipelines, Jira, Confluence, Slack Requirements Experience: 4+ years in backend development for complex web applications, preferably Fin Tech.Backend: working experience with PHP (Symfony) and Python Cloud : working experience in AWS API Mastery: Strong knowledge of API design, authentication, and security.Database: Expertise in relational databases and query optimization.Testing: Comfortable with Unit, Functional, and Integration tests.Mindset: Autonomous, analytical, and results-driven.Language: Good command of English (written and spoken), native Italian.Nice to HaveExperience in Fintech, E-Invoicing, or system integration projects.Knowledge of AWS and Infrastructure as Code.Familiarity with Java.