Freelancer profile translated to English.
Back to original languageAbout Achraf
Senior Tech Lead with over 14 years of experience, I support teams in designing and implementing high-performing, scalable, and resilient software and data architectures. Specializing in Java / Spring environments and event-oriented microservices architectures (Kafka), I am involved in defining architectural patterns, data modeling (SQL & NoSQL), and structuring technical foundations in high-volume contexts. My role involves securing technological choices, ensuring code quality and maintainability, implementing standards (CI/CD, testing, observability, security), and guiding teams toward a high level of technical excellence. I bring a pragmatic, delivery-oriented vision to my clients, aligning architecture, performance, and business objectives to build sustainable and scalable solutions.
English
Fluent
French
Native or bilingual
Can work on-site
Paris (up to 50km)
Experience
- MGENTechnical Lead | Data ArchitectBANKING AND INSURANCEMarch 2023 - Today (3 years and 5 months)Paris, FranceData Architect & Technical Lead within the MGEN Data Train, I led the design and evolution of microservices and event-driven architectures in a high-volume, performance-critical context. Responsible for NoSQL data modeling with Couchbase and multi-source data ingestion, I supervised the CacheDigital and CacheTransactionnelle teams on technical choices and development best practices (quality, security, CI/CD). I designed and implemented asynchronous Java 21 APIs based on Kafka, contributed to the migration to the S3NS Cloud (GCP), and established a comprehensive monitoring strategy (Grafana, Prometheus, ELK). My role also included securing APIs, overseeing production deployments, providing operational support, and facilitating cross-functional technical workshops.
- Allianz TradeTechnical Lead FullstackBANKING AND INSURANCEJuly 2018 - March 2023 (4 years and 8 months)Paris, FranceTechnical Lead on the COMPAS project (Allianz Trade intranet portal), I led a feature team responsible for the development and maintenance of several strategic modules of the application. I guided developers on technical choices and best practices (TDD, BDD, code quality), while actively contributing to the development of APIs in Java 11 (Spring Boot) and interfaces in Angular. I participated in the design of technical architectures in collaboration with the Architect and DevOps teams, conducted POCs, supported the migration of PL/SQL processes to JPA, and ensured support and production deployments for clients. This assignment allowed me to strengthen my role as a technical leader while maintaining strong operational involvement.
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Education
- Master's degree in Computer Security ResearchNational School of Computer Science - ENSI2011Mastère de recherche en sécurité informatique
- Master's degree research internship in computer securityComputer Security Research Laboratory at Wayne State University2010Stage de mastère de recherche en sécurité informatique