Adrien Darren
Alassoo

Promoted from Graduate to Junior Software Engineer after probation.

• Refactored and extended Spring Boot applications to improve maintainability, reliability, and feature delivery; primary maintainer for internal engineering tools and support workflows.
• Architected and executed migration of a monolithic application toward a distributed monolith / microservice hybrid, introducing Redis caching and REST-based internal APIs to reduce system load.
• Designed and implemented an internal QA Dashboard using Next.js, Spring Boot, and PostgreSQL to track team milestones and KPIs.
• Developed Spring Boot libraries enabling support for up to 80,000 WebSocket clients on a single CPU core with 2.5 GB RAM; validated via GCP clusters with custom Java load testers and Graphite/Grafana reporting.
• Leads onboarding and technical training for interns and new junior developers; drives R&D including PHP → Java migration strategies.
• Provisions Infrastructure as Code using Terraform and deploys applications on Google Cloud (Cloud Run, GKE) to support scalable CI/CD pipelines and production environments.

• Contributed to development of entry-management software for MSAW and the Ministry of Land, implementing features and resolving defects.
• Authored user manuals and executed QA testing (white-box, black-box, edge-case, smoke), improving application reliability pre-release.
• Maintained and refactored legacy projects, applying Spring Boot best practices to improve code quality and maintainability.