Raouf Ben Hassine

RAOUF BEN HASSINE BACK-END DEVELOPER Profile Summary Experienced Python backend developer with a strong focus on building high-performance, scalable systems. Skilled in designing and implementing backend architectures that leverage concurrency and parallelism using asyncio to maximize efficiency. Proficient in database design, optimization, and integration, with hands-on experience managing complex data workflows. Passionate about writing clean, maintainable code and delivering robust backend olutions that drive real-world performance improvements. Professional Skill Python Relevant Skill SQL Communication Code docs User docs GitHub Actions Work Experience Backend Developer - Achieve Test Prep 2020 - Django DRF / Starlette APIs and Salesforce Development Built a reliable webhook processing system for ChargeOver, synchronizing data between PostgreSQL and Salesforce with ordered event handling and a Redis-backed asynchronous job queue. Redesigned and refactored a core back-end component to eliminate HTTP timeout failures by decomposing long-running processes into asynchronous steps, improving system reliability and performance under production load. Developed custom Salesforce applications and features to automate repetitive tasks, streamline employee workflows, and improve overall system usability and efficiency. Software Engineer - Université Internationale de Tunis 2016 - 2018 Participated in the creation of the Faculty’s management system ASP.NET Core / C# as the base for the tech stack Student, Alumni, Professors and Guest lecturers lifecycle management Customer Support 2015 - 2016 DELL Alienware customer base Phone-based support for faulty machines Freelance 2014 - 2020 Contract based work Education Software Engineering - SESAME - Bachelor's degree, IT - Faculty of Sciences of Tunis - Interest High Performance BackEnd Systems CPython internals Good Quality SciFi and LitRPG books