Wiremind

Technical Writer

• As Wiremind scales to meet enterprise customer needs, improve documentation so it remains clear, consistent, and easy to navigate.
• Document features, workflows, screens, business rules, and core concepts.
• Clarify user journeys, best practices, and usage guidelines.
• Maintain a clear documentation structure and reusable templates.
• Keep French and English versions aligned and up to date.
• Explain revenue management (RM) and optimization concepts and how CAYZN supports them.
• Make complex topics understandable (logic, parameters, outcomes).
• Produce explainable content to support trust and adoption.
• Ensure consistency across French and English.
• Build a self-service knowledge base (FAQ, how-to, troubleshooting).
• Define information architecture (categories, tags, glossary).
• Create reusable, AI-ready pages (one topic per page, clear writing, examples).
• Turn recurring CS/support questions into durable content.
• Own documentation quality and freshness, and establish review and maintenance cycles.
• Work closely with Product, Design, Data/AI, Engineering, and Customer Support.
• Prioritize documentation improvements based on customer feedback and real friction points.

Senior Technical Writer – Permanent Contract

Full-stack Engineer

• Develop new features for our end users, with a strong focus on code quality, working closely with a senior developer who will support your progression
• Collaborate daily with our product team to share ideas for improving our solution and to develop your understanding of customer requirements

Software Engineer – Internship

Product Manager

• As a Product Owner Intern, you will contribute to the development of one of our two solutions: our Revenue Management platform CAYZN, dedicated to the transport sector and used by major international clients such as SNCF, BlaBlaCar, OUIGO, VR, SJ, and others.
• You will help ensure the platform’s reliability and focus on post-release analysis.
• Participate in product delivery by managing the feature backlog and writing specifications.
• Execute functional tests for each release and hotfix, coordinate with engineering and product teams to report potential bugs, and support developers in resolving them.
• Assist the product team in improving the tool’s documentation.
• Analyze client data to better understand product usage and inform improvements.

Product Owner – Internship

Data Engineer

• At Wiremind, the Data Science team is responsible for the development, monitoring and evolution of all ML-powered forecasting and optimization algorithms used in our Revenue Management systems.
• You will join a cross-functional team built to be an autonomous department (DevOps, software and data engineering, data science, AI/ML, operations research) and work on a modern MLOps stack composed of Druid (data warehouse), Argo Workflows (pipeline orchestrator), MLflow (models & experiments tracking) and in-house Python packages that glue these components together.
• As an MLOps Engineer, you will be responsible for:
• Maintaining the existing MLOps platform used by our ML engineers to train and deploy models
• Enhancing the MLOps platform with new features such as automated model retraining
• Deploying ML models to production in a safe, scalable and maintainable way
• Collaborating daily with our ML team to exchange ideas for improving our solution and to provide technical support for the stack
• Addressing technical debt, proposing new solutions and challenging architectural decisions to continuously improve the codebase

Data Engineer – MLOps

• As a Software Engineer, you will contribute to the development of new features for our solutions.
• You will address business and technical inquiries from our customers, with support from our Product Experts and Data Scientists.
• Develop new features for end users with a strong focus on code quality, collaborating closely with a senior developer who will support your growth.
• Participate in maintenance tasks, application monitoring, and infrastructure management.
• Tackle technical debt, propose new solutions, and challenge architectural decisions to continuously improve the codebase.
• Interact daily with our product team to share ideas for improving the solution and to deepen your understanding of customer requirements.

Software Engineer – Permanent contract (CDI)

Product Designer

• Define Product Craft & Excellence: Lead the UI and UX evolution of our product suite.
• Architect AI-Native Workflows: Partner with the CEO to pioneer the integration of Agentic AI.
• Scale the Design Organization: Establish and professionalize our internal design operations.
• Serve as Team Leader: Act as the primary authority on Product Design. Manage and mentor the current design team (3 people).

Head of Design

Financial Planning and Analysis

• You ensure the smooth running of our daily financial operations.
• You manage the supplier cycle and expenses: you verify the accounting categorization of 600 monthly transactions and follow up with colleagues to centralize all supporting documents.
• You manage the accounting tool (Pennylane): you collect, enter, and track invoices with analytical coding for our two legal entities, working directly with our external accounting firm.
• You ensure data reliability: you check the consistency of figures across our various management tools and the accounting system.
• You optimize our processes: you improve the use of our tools and optimize the connections (integrations/APIs) between them.
• You manage client billing: you prepare around fifty invoices per month for the entire group.
• You support financial management: you help prepare reports and participate in the deployment of new monitoring tools.