Ammar

Senior-level Software Engineer with expert proficiency in Ruby on Rails backend architecture and modern Angular frontend development. Proven ability to bridge the gap between complex engineering requirements and security standards (Zero Trust, SDLC). Capable of leading technical features and mentoring junior developers in English or French environments.

Senior Full Stack Engineer (Security Focus) at VINCI Energies (Axians) (2023-07 – Present)

Advanced API Architecture, High-Performance Backend, and Frontend Engineering with security focus

• Designed a multi-layered Zero-Trust Gateway in Rails. Implemented a hybrid auth system (JWT + Opaque Tokens) for granular session revocation.
• Engineered a real-time anomaly detection engine using Redis + Sidekiq. Achieved sub-millisecond blocking for abusive IPs by decoupling synchronous checks from asynchronous audit logging to SQL.
• Architected a complex dashboard using RxJS for reactive state management. Built reusable components for real-time quota visualization (Gauge Charts) and dynamic permission management.
• Implemented a strict 3-tier permission system (Web/API/Machine) at the middleware level. Optimized background job processing for heavy tasks, ensuring zero latency for end-user API requests.

Web Developer at Wildkard (2023-02 – 2023-05)

Frontend development for international clients

• Delivered responsive web solutions using HTML, CSS, and JavaScript for international clients.
• Implemented frontend validation logic and SEO best practices to ensure code quality.

Software Engineer Intern at BIAT (Banking) (2021-02 – 2021-05)

OCR-based ETL pipeline development and banking application security

• Developed an OCR-based ETL pipeline using Talend to automate data entry, improving efficiency by 30%.
• Designed and secured internal banking web applications using Oracle APEX and PL/SQL.

Master's Degree in E-business – Higher School of Digital Economy (2023)

Bachelor's Degree in Computer Science – Higher School of Digital Economy (2021)