Top Tech Jobs & Startup Jobs in Lille

Lead the Human Data function to deliver high-quality training data and evaluations. Manage Team Leads and AI Tutors, define annotation guidelines and QA processes, scale operations globally, recruit and develop talent, collaborate with engineering and program teams, and report outcomes to senior leadership.

Hands-on QA Engineer who also performs Scrum Master duties. Responsibilities include manual and automated testing, test case creation and execution, validating integrations, maintaining test environments, incident analysis and defect reporting, coordinating test data with other teams, and driving Scrum ceremonies and agile practices.

As the first designer at turbopuffer, you'll own designs for products, web, and marketing, ensuring a mix of whimsy and professionalism across all surfaces.

Edit and repurpose poker video content, localize/dub into assigned GEO languages, manage and schedule short-form social accounts, track workflows and performance, use AI tools to support translation and operations, and assist with social media administrative tasks.

Own end-to-end UI/UX and production-ready frontend code for an AI-native cybersecurity platform. Build and maintain a React+TypeScript+Tailwind design system, translate complex security workflows into intuitive interfaces, define human-in-the-loop AI interaction patterns, collaborate with backend engineers and security researchers, and contribute to component architecture and frontend standards.

Own end-to-end post-sales lifecycle for strategic EMEA hotel accounts: onboarding, adoption, retention, and renewal. Act as senior advisor on revenue strategy, run strategic reviews and advanced training, use AI-assisted analytics for ROI and churn risk, design adoption plans, mentor junior CSMs, and maintain accurate Salesforce account records.

Own the strategy, prioritization, and delivery of Sifflet's platform integrations. Define the integrations roadmap, work with engineering to build and validate connectors, manage test systems and data, gather customer use cases, set API strategy, and support GTM with Sales/Marketing/Customer Success.

Full-cycle recruiter for an AI safety startup, sourcing and hiring engineering, AI research, product, and business roles across the US and Europe. Build technical pipelines, conduct structured interviews, assess candidates for technical and cultural fit, improve recruiting processes and tooling, and advise hiring managers and leadership.

Lead architecture and implementation of scalable full-stack features using NestJS and Next.js, integrate LangChain-driven AI, manage PostgreSQL schemas and performance, build responsive UIs with Tailwind CSS, implement authentication with Clerk, and ensure reliability with Puppeteer-based testing and automation.

Lead and own Agent0: co-own roadmap with Product, hire and grow a senior AI engineering team, drive delivery of production-grade agentic AI, set evaluation and monitoring standards, prototype innovations, and provide thought leadership on AI production excellence.