À propos de Thomas
- Développement logiciel : applications full-stack (Python, TypeScript, Java, React/Angular), architecture cloud AWS, sécurité (IAM, KMS).
- Modernisation legacy : migration de systèmes critiques (PL/I, COBOL, AS/400) vers le cloud, avec l'IA générative pour accélérer sans perdre en qualité.
- IA agentique : conception d'agents IA (RAG, MCP, workflows agentiques) pour automatiser vos processus techniques.
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Roumain
Bilingue ou natif
Expériences
- Amazon Web Services (AWS)Software Engineer IIjanvier 2023 - Aujourd'hui (3 ans et 6 mois)Paris, France- Contributor and practitioner of AWS’s standardized Reimagine approach (reverse engineering with AWS Transform, forward engineering with Kiro/AI agents) to modernize legacy mainframe applications into cloud-native microservices; designed and delivered an internal workshop (26 slides) to train the team on the methodology.- Use case: end-to-end modernization for a major automotive OEM – 41 PL/I programs (12K business rules) replaced by a single Java/Quarkus microservice.- Capture-Compare-Remediate validation framework (MCP): 16/16 scenarios validated in 3 days vs. a 4-week target, 512 tests passing, byte-for-byte parity with the legacy system.- Technical lead for a 10-developer team on a 5M+ line codebase (COBOL to Java + Angular): technical coordination, quality standards definition, code reviews; remediated 300k+ SonarQube findings, cut critical latency from 30s to <1s through SQL optimization (validated for 10,000 concurrent users with JMeter) – resulting in a client contract extension.- Independently built GenAI productivity tools from recurring needs identified across projects, deployed on AWS Transform: SonarQube fixer (1,500 issues / ∼ 1h), Playwright generator (∼ 500 E2E tests), semantic deduplication pipeline (Titan + Claude Haiku).- Independently led an internal AppSec review (STRIDE threat model, IAM controls, KMS encryption) on an isolated production environment handling sensitive customer code.- Contributed to the BluAge runtime, a nearly 20-year-old product used to modernize mainframe systems: multi-tab session isolation and jQuery dependency removal – reflecting the platform’s continued adaptability.
- PaprecSoftware EngineerENVIRONNEMENTseptembre 2021 - décembre 2022 (1 an et 3 mois)Paris, France- Led the development of the new internal payroll software using Angular & Go- Developed a calculation engine using Python to automate the computations of employees wages- Built a tool for image annotation & waste prediction (Angular & Python Flask)- Leveraged Docker server-side to containerize Frontend and Backend to allow for easy deployment and scalability
- Sopra Banking SoftwareR&D Engineer Internfévrier 2021 - août 2021 (6 mois)Paris, FranceWorked in the innovation department as part of my master thesis (grade: 17/20).- Built a dataset and implemented several Machine Learning models for investment advice & profiling- Built, extended and optimized REST API endpoints for an online banking- Set up a HTTPS reverse proxy in a Linux containerized environment with NGINX, Docker and AWS
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Formations
- Engineering degree, DataEURECOM2021Engineering degree, Data
- Engineering degreeIMT Atlantique2021Engineering degree
Certifications
- AWS Certified AI PractitionerAWS2026