
ABDESSALEM Oumellal
Tech Lead & Cloud Architect | Azure | Kubernetes
Salaire / Taux journalier
93220 Gagny, France
Freelance
Expertises
Langues
À propos
Introduction
Tech Lead and Cloud Architect specializing in designing and building secure, distributed, and cloud-native systems on Microsoft Azure.I lead the architecture, development, and deployment of critical applications used across multiple industrial sites worldwide. My expertise spans fullstack development, cloud architecture, DevOps, and system integration.I design hybrid architectures connecting on-premise systems with Azure cloud services, modernizing legacy industrial applications while preserving strict security and operational constraints.Key areas of expertise:• Cloud Architecture (Azure, Kubernetes, hybrid cloud)• Distributed systems design & integration Backend development (.NET, APIs, workers, async processing)• Frontend architecture (React, TypeScript, performance optimization)• DevOps & platform engineering (Docker, AKS, CI/CD, Helm)• Cloud security, secrets & configuration management• Technical leadership & architectural decision-makingl own the full lifecycle of systems, from architecture design to production deployment and operational reliability.Always open to discuss cloud architecture, distributed systems, and technical leadership.
Expérience de travail
Orano
mars 2021 - Présent
5 ans 8 mois
92320 Châtillon, France
Tech Lead / Software Engineer – Cloud & Distributed Systems
sept. 2023 - Présent
3 ans 2 mois
92320 Châtillon, France
– Lead the architecture and technical strategy of distributed applications in hybrid environments (Azure & on-premise) – Design and implement secure hybrid architectures, enabling modern cloud integration for critical industrial applications – Develop backend services (.NET, APIs, workers) and frontend solutions (React, TypeScript, PWA) – Deploy containerized applications with Docker & Azure Kubernetes Service (AKS), managing CI/CD pipelines and environment isolation – Implement cloud security best practices: Azure Key Vault, App Configuration, secure API integration – Drive DevOps automation and platform engineering to ensure scalable, reliable deployments – Provide technical leadership and mentorship to the team, ensuring alignment with business and operational constraints – Responsible for performance, reliability, and maintainability of critical multi-site applications
Software Engineer - Cloud Integrated
mars 2021 - août 2023
2 ans 6 mois
92320 Châtillon, France
– Led Project RGAA: Implemented numeric accessibility in various digital projects to ensure compliance with accessibility standards. – Led Four web development projects using Scrum agile methodology with technologies including: Technologies: React (TypeScript), ASP.NET Core (Dapper, Entity Framework), Redux/Redux Toolkit, Recharts, Three.js, Bootstrap, Jest, React Testing Library, React Query, MUI, Next.js, PNPM, Monorepo, React Native (TypeScript), and Expo. Outcomes: Delivered improved productivity and streamlined daily operations for geologists in mines, HR teams, trading units, and shipment transporters. – Led DevSecOps changes: Threat modeling, Security unit tests, Feature toggles, Artifact signing, Cluster canning, Anti-malware scans. – Contributed to Five projects, all developed with Scrum agile methodology, using technologies such as: React (TypeScript), Redux Saga, MUI, Plotly, Storybook, Jest, React Testing Library, and Zustand. Enhanced productivity and facilitated processes for nuclear waste management, dosimetry management, and data quality assurance. – Implemented DevOps Best Practices for six projects, optimizing pipeline templates with: Technologies: AKS, Helm, Nginx, Docker, Azure Key Vaults, Azure App Insights. Security Tools: SonarQube (SAST), Black Duck (DAST), Dive (Docker image analysis). Outcomes: Improved time-to-market and enhanced interaction with product owners through streamlined DevOps processes. – DevSecOps Initiatives: Played the role of a security champion, updating pipelines and practices in legacy projects.
Full Stack Developer
Whiteline Services
sept. 2020 - févr. 2021
6 mois
Kouba, Algérie
– Redesign and development of the front-end of an insurance company's website. – https://macirvie.com/
Software Developer for Embedded Systems
OptiCharge
janv. 2020 - sept. 2020
9 mois
Kouba, Algérie
– Led the mathematical modeling of a vehicle routing problem with multiple constraints. – Implemented an optimization algorithm in Java Enterprise Edition, improving the allocation of shippers and transporters and accelerating logistics processes.
Formation
Ecole nationale Superieure d'Informatique (ESI)
Engineer's degree + Master 2, Computer Science
Université Paris-Saclay
Master 2 (M2), Systems Engineering
University of Delaware
Exchange student
Portfolio

-50% Critical Vulnerabilities
