Rémi DA ROCHA

Senior Software Engineer — .NET & AI Engineering

📍 Paris (remote friendly)🔗 LinkedIn

Summary

Software Engineer with 6 years of experience in C#/.NET, with a dual expertise in AI Engineering (Python, LangGraph, multi-agent systems). Hybrid profile combining robust backend architecture expertise with modern AI development. Experienced in scale tech environments at Betclic Group, one of Europe's top 5 sports betting operators.

Experience

Betclic Group

Software Engineer

April 2025Present

Bordeaux, France

  • Designed and developed multi-task AI agents using LangGraph to automate internal business processes
  • Architected and deployed LLM-based chatbots integrated with existing production systems
  • Backend development in Python & C# within a cloud-native AWS environment (Lambda, S3, EC2)
  • Worked in Agile team, driving code reviews and technical documentation

Stack: Python, LangGraph, C#/.NET, AWS, GitHub Actions

Betclic Group

Software Engineer .NET — Consultant via umake (IT consulting)

September 2022March 2025

Bordeaux, France

  • Developed and maintained 12 microservices / workers back-office in .NET for Betclic Group
  • Built and maintained high-availability REST APIs serving production traffic
  • Contributed to code reviews and maintained test coverage
  • Worked in an Agile/Scrum team of 6 engineers

Stack: C#, .NET 6/8, ASP.NET Core, SQL Server, Docker, Azure

GESTFORM

Full-Stack Developer

September 2021July 2022

Bordeaux, France

  • Modernized legacy console applications into a maintainable modern architecture
  • Implemented end-to-end testing practices, significantly reducing production regressions
  • Improved code quality through systematic refactoring and code reviews

Stack: C#, .NET Console

AQUITAINE INFORMATIQUE – ONAYA

Full-Stack Developer

December 2020August 2021

Mérignac, France

  • Contributed to a web-based construction site management solution optimized for tablet use
  • Delivered both front-end and back-end features for a field-facing business application

Stack: .NET, Angular (TypeScript), SVN

Infotel

Apprentice Software Developer

September 2019August 2020

Pessac, France

  • Built a full subcontractor contract management solution from scratch
  • Migrated and merged two WordPress databases using Talend ETL tooling

Stack: Java, Angular, JHipster, Talend

Clairitec

Apprentice Software Developer

October 2017July 2019

Mérignac, France

  • Developed IoT solutions covering embedded system connectivity, cloud data collection and visualization
  • Researched and integrated wireless communication modules (Wi-Fi, 2G, Bluetooth) on embedded systems
  • Built web and mobile interfaces for real-time data monitoring

Stack: JavaScript, Xamarin

Education

EPSI

Computer Science Engineering

RNCP Level II Certification — Software Architect & Developer (equivalent to Bachelor's degree)

2015 – 2020

Bordeaux, France

Skills

Languages
C#PythonTypeScriptRust
Frameworks
.NET 8ASP.NET CoreLangGraphFastAPI
AI / LLM
LangGraphLangChainOpenAI APIRAGmulti-agent systems
Cloud & DevOps
AWS (Lambda, S3, EC2)GitHub ActionsDocker
Databases
SQL ServerPostgreSQL
Methodology
Scrum/AgileTDDMicroservicesCode Review

Languages

🇫🇷

French

Native

🇬🇧

English

Professional working proficiency