Théodore Martin

Amadeus · Sophia Antipolis (via ALTEN)

• Designed, shipped to production and maintained three C++ components on a large-scale industrial codebase (real-time, strict performance constraints).
• EDIFACT message processing — development and maintenance of inter-system travel industry data exchanges.
• Analysed a legacy subsystem to design a translation layer bridging legacy and modern components.
• Maintained several thousand unit and non-regression tests in Python (CI/CD, Jenkins).
• International Agile SAFe environment: Jira, Bitbucket, Jenkins, code reviews.

Exqd Services · Remote

• End-to-end design and delivery of a multi-tenant SaaS for real-estate professionals — requirements to production, solo: TypeScript, Next.js, PostgreSQL, LLM integration, multi-tenant security, cloud deployment.
• Built and launched a Discord bot serving a 10,000-member community in 12 hours (Python).
• Data pipelines and automation tooling: web scraping, anti-bot mitigation, Excel reporting, multi-language data handling (Japanese).
• Low-level side projects including a full 3D software renderer written from scratch in C.

Worldline · Seclin

Development and maintenance of a large-scale online payment platform (SIPS). REST APIs and AngularJS features; migration of legacy Tapestry components to Angular (TypeScript) with full functional parity and test coverage.

Thales CyberLab · Tubize, Belgium

Reverse engineering of an industrial PLC communication protocol. Analysis and decryption of encrypted network traffic, reproduction of secure handshake mechanisms, and Python proof-of-concepts to replicate proprietary communication flows and identify vulnerabilities.

Mutares SE & Co. KGaA · Munich, Germany

Automated financial data extraction from multiple ERP systems via Python APIs. Integration with Microsoft Azure (SQL, Power BI) to generate KPIs and management reports.