Staff Software Engineer — AI-Driven Workstations

Doctolib; Nantes; Hybrid; EUR 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance (family)

Lunch vouchers

Flexible remote days

RTT days

Relocation support

Job summary

Doctolib in Nantes is seeking a Staff Software Engineer to join the Workstations team within Business Performance. You will build modular frontend modules, integrate AI into workflows, and connect systems like Salesforce and billing into maintainable services.

You’ll influence architecture, security, and multi-country scalability while partnering with Sales, Support, and PMs. You should have 8+ years of software engineering experience, be fluent in English, and comfortable across stack with

Qualifications

• 8+ years of experience as a Software Engineer with strong foundations in software and system design at scale.
• Comfortable working in a React and Java or Ruby on Rails environment and hands-on across the stack as needed.
• Practical experience integrating LLMs in production—prompting, evaluations, latency and cost trade-offs, agents, tool calling or MCP.
• Able to work closely with business users, translating real workflows into clean product experiences.
• Data protection and privacy aware; apply security best practices.

Responsibilities

• Build and ship reusable frontend modules with clear APIs or MCPs for modularity across appShell.
• Integrate AI capabilities into real workflows: live transcription, intent detection, summarisation, CRM auto-filling, with proper permissions and audit trail.
• Connect and extract logic from existing systems (Salesforce, core platform, billing, telephony) and expose as standalone services.
• Guide make-or-buy decisions by evaluating third-party tools against scale, security, and multi-country requirements.
• Partner with end users and Product Managers through interviews and prototypes to convert complex workflows into simple products.
• Define and track quality metrics and drive continuous improvement; lead technical design and code reviews.
• Rethink the SDLC with AI at its core: automated code review and ensuring agents have the right context.

Skills

Senior software engineer experience

English fluency

LLMs in production

Business-facing collaboration

Tools

React

Java

Ruby on Rails

Job description

Doctolib in Nantes is seeking a Staff Software Engineer to join the Workstations team within Business Performance. You will build modular frontend modules, integrate AI into workflows, and connect systems like Salesforce and billing into maintainable services.

You’ll influence architecture, security, and multi-country scalability while partnering with Sales, Support, and PMs. You should have 8+ years of software engineering experience, be fluent in English, and comfortable across stack with