Top Tech Jobs & Startup Jobs in Lille

Designs, builds, operates, and scales Sezzle’s AWS and Kubernetes infrastructure. Responsibilities include improving performance, reliability, resilience, observability, disaster recovery, cost efficiency, and database scalability; participating in on-call incident response; implementing infrastructure-as-code and automation; conducting migrations and recovery testing; and developing AI-assisted SRE tooling.

Build and own the architecture for Dune’s curated data lifecycle, including dependency-aware orchestration, backfills, schema evolution, retries, recovery, data quality, and alerting. The role combines backend software engineering with large-scale data systems work across Go, Kotlin, Rust, Python, and SQL. Responsibilities include designing ingestion and curation contracts, making architecture decisions, solving ambiguous problems, and leading work that other engineers can execute.

Manages day-to-day execution of influencer marketing campaigns, coordinating creators, clients, vendors, and internal teams. Responsibilities include campaign activation, content and community management, data collection, reporting, client communications, production support, risk escalation, pitch materials, planning, and workflow optimization using AI and automation tools.

Design, build, optimize, deploy, and monitor production AI/ML solutions, especially LLM and VLM applications. Develop model integrations, APIs, MLOps pipelines, RAG systems, and scalable serving infrastructure. Apply software engineering, testing, CI/CD, observability, security, and compliance practices. Own model lifecycles from data preparation and research through production maintenance. Collaborate with engineers, project managers, clients, and stakeholders while mentoring junior engineers and evaluating emerging AI techniques.

Drive European growth for electrical calibration, RF measurement, calibration software, and precision instrumentation solutions. Support distributors and key accounts through technical demonstrations, application guidance, training, installations, and complex sales cycles. Lead new product introductions, identify market opportunities, gather customer and competitive insights, contribute to product strategy, and build relationships with metrology institutes, calibration laboratories, semiconductor, aerospace, defense, chemical, and pharmaceutical organizations.

Owns the design and delivery of payment risk systems covering underwriting, exposure, reserves, payout controls, disputes, verification, and transaction monitoring. Leads projects from discovery through rollout and reliability monitoring while balancing fraud protection with organizer experience. Collaborates closely with Product, Payment Operations, and KYC teams, participates in on-call and incident response, mentors engineers, and helps automate manual risk decisions for a growing merchant-of-record platform.

Owns end-to-end talent acquisition for sales, marketing, and support roles. Responsibilities include headhunting, application screening, pre-qualification interviews, competency-based assessment, candidate experience, hiring-manager coaching, stakeholder management, and talent acquisition metrics reporting. The role requires a hands-on, analytical recruiter with experience in fast-growing environments, commercial hiring, agency and internal recruiting, and sales-led organizations.

Drive business development and close high-value enterprise deals with global biotech and biopharma accounts across Europe. Own strategic customer relationships, deliver recurring revenue, partner with technical and customer success teams on complex proposals, provide market insights for product direction, build industry credibility, and improve enterprise sales processes and playbooks.

Own the full outbound sales cycle for SMB customers in the US, from cold prospecting and discovery through demos, negotiation, and closed-won contracts. Build pipeline through daily cold calling, email, LinkedIn outreach, and BDR collaboration. Qualify prospects quickly, maintain accurate HubSpot records, deliver quota, and develop strong product expertise while selling SaaS authentication solutions to technical buyers.

Design, build and operate backend services in AWS for a multi-service hospitality platform. Implement new features, payment and EPOS integrations, improve performance, monitoring and deployment automation using TypeScript/Node.js and databases like Mongo Atlas, Postgres RDS or DynamoDB. Collaborate in a UK development team and automate infrastructure, CI/CD and QA.