CareerPlan

Lead Développeur Fullstack C# .Net - F/H

Rennes, Brittany, frRemoteFull-time2026-11-09 → 2026-11-10
Hybrid

Core

Lead Fullstack Developer building enterprise search platforms augmented by generative AI (LLMs, RAG, Graph DBs) to transform unstructured data into decision-support systems.

Role type

Senior IC Lead Fullstack Developer (C#/.NET + Angular)

Builds

Custom enterprise search engines and GenAI solutions for clients

Domain

Enterprise Search & Generative AI

Deliverable

production ML models

Required skills

C#/.NET, Angular, Technical Leadership, RAG, LLM integration, Graph databases, Search technologies, Code quality assurance, Solution architecture

Preferred skills

Natural Language Processing, Machine Learning, Agentic AI

Technologies

C#, .NET, Angular, AngularJS, Sinequa, GPT, Mistral

Responsibilities

Design and implement custom solutions for client needs, Write detailed technical specifications, Mentor and ensure code quality for the team, Integrate latest tech advancements (GenAI/LLM), Act as technical reference for the team, Take ownership of the Sinequa search engine solution

Seniority

Senior, hands-on IC with leadership responsibilities