Analyst Developer at Thermo Fisher Scientific

Led migration of production systems to AWS, containerizing services with Docker and implementing CI/CD pipelines that reduced deployment time from hours to minutes. Built a data ingestion platform processing millions of records with 30+ automated validation rules, eliminating manual errors and drastically reducing processing time. Modernized legacy systems and improved reliability across multiple internal applications, configuring secure multi-domain access and service isolation. Delivered full-stack features across Spring Boot, Oracle, and Vue.js, ensuring backward compatibility and zero-downtime releases.

Web Developer at Thermo Fisher Scientific

Built and shipped NLSU, a customer-facing loyalty platform (React, Next.js, Node.js/Express) with authentication, dashboards, product shop, and admin management. Over 5,000 customers use it to browse, earn, and spend loyalty points. Owned the full product lifecycle from design to deployment. Architected WebTools, a product platform used across 16 European countries with regional pricing, multilingual support, and role-based access control. Designed database schemas optimized for multi-country queries (React, Django, PostgreSQL). Built a PDF generation system supporting 15 countries and 22 formats, used weekly by business teams. A monthly scheduled script updates the database, manages article translations, and triggers batch generation of country-specific documents (TypeScript, Express). Designed and deployed 4+ REST APIs; containerized all services with Docker; implemented automated testing; built internal tooling that saved hours of manual work.

Web Developer at Actif Solution | RH eScale

Built an HR training platform used by 200+ companies (React, PHP/Symfony). Owned features end-to-end, mentored a junior developer, and collaborated with QA and product stakeholders. Developed analytics dashboards with SQL-driven KPIs. Refactored legacy components to modern React patterns. Improved test coverage across the codebase. Iterated rapidly based on user feedback; participated in code reviews and contributed to team-wide quality improvements.