Full-Stack AI Developer

  • CDI
  • |
  • 69005 - Lyon
  • |
  • Job Description

    You’ll join Wikit’s Tech team to actively contribute to the development ofWikit Semantics, our LLM orchestration platform. As an AI Full-Stack Developer, you’ll work on cutting-edge projects in generative AI, from the user interface to LLM connectors.

    Your main responsibilities:

    • Develop new featuresfor Wikit Semantics, from design through to deployment, in collaboration with the product team
    • Integrate and orchestrate large language models(OpenAI, Anthropic, Mistral, Qwen, etc.) into the platform’s workflows, while exploring the latest advancements in the field
    • Design and maintain connectorsbetween Wikit Semantics and third-party systems
    • Contribute to the user interfaceby leveraging our design system to deliver a seamless and intuitive experience
    • Optimize the performanceof RAG pipelines and agent-based workflows to ensure speed and reliability
    • Contribute to cloud architectureand DevOps practices (containerization, deployment, monitoring) to ensure the platform’s scalability
    • Work closelywith the product and AI research teams.

    Profile required

    • Junior role(1–3 years of experience, or recent graduate), with astrong interest in generative AI and large language models
    • Strong grasp of the fundamentals of web development
    • Proficient inTypeScript, JavaScript, and/orPython
    • Understanding key concepts in generative AI:RAG, prompting, LLM orchestration, agents
    • UX/UIexpertise and attention to detail in user interfaces
    • Productmindset: You understand user needs and help translate them into code
    • Ability to work independently while enjoying collaboration within an agile team
    • You're a quick learner, you ask questions, and you're not afraid to share your ideas

    Technical stack

    Our technology stack includes:

    • Front-end: React, TypeScript, Wikit UI (in-house design system), React + Storybook.
    • Back-end: Node.js, Python, Temporal, REST APIs, microservices architecture
    • LLM: OpenAI (GPT), Anthropic (Claude), Mistral, Qwen, RAG techniques, LLM orchestration, MCP agents
    • Infrastructure & DevOps: Docker, Kubernetes, CI/CD, GitLab/GitHub.

    Further information

    • Contract type: Permanent contract
    • Start date: as soon as possible
    • Location: Lyon 5th arrondissement (near public transportation)
    • Employee benefits: Meal voucher card (Swile), RTT, Partial remote work
    • An opportunity to grow in an environment that encourages learning, innovation, and taking initiative
    • Stimulating environment at the heart of Lyon's tech ecosystem

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