Top Tech Jobs & Startup Jobs in Paris

Design and validate threat models for agentic AI systems, create adversarial experiments and synthetic environments, develop static and dynamic risk analysis, fine-tune and evaluate models, and build production-ready guardrails, monitoring, dashboards, and evaluation infrastructure. Optimize security systems for latency, cost, reliability, and measurable real-world performance while translating research into product capabilities.

Manage B2B automotive clients throughout their lifecycle, owning onboarding, product go-live, adoption, retention, account growth, and upselling. Translate client requirements into delivery briefs and coordinate with Delivery, Sales, and Product teams. Provide digital marketing, lead generation, and lead management expertise while tracking account metrics such as NPS, retention, adoption, and time-to-go-live.

Develop Sitecore-based digital experiences for enterprise clients. The job description provides no specific responsibilities or qualifications beyond the Sitecore development focus.

Develop business across France by managing existing clients and qualified prospects, identifying climate-solution opportunities, creating tailored proposals, negotiating deals, and maintaining client satisfaction. The role represents South Pole at conferences and events, shares market insights, and supports commercial growth. Candidates should have sustainability or business education, 1–2 years of experience, strong English and French communication skills, sales or climate-sector experience, climate project knowledge, and Salesforce experience.

Develop and implement conversion rate and experience optimisation strategies for a luxury-goods client. Lead client meetings, create optimisation roadmaps, conduct user-journey audits and experimentation, analyse quantitative and qualitative data, define reporting requirements, activate cross-channel campaigns, and mentor junior team members.

Own enterprise customer deployments from architecture through go-live and steady-state operation. Integrate the platform with identity, data, engineering systems, infrastructure, and model-serving layers across cloud, on-premises, air-gapped, GPU, and HPC environments. Partner with customer IT and security teams, troubleshoot complex incidents, create runbooks and post-mortems, and provide deployment feedback to Product. Travel within Europe and support customer operating hours.

Generate revenue by prospecting, engaging, and closing mid-sized and large nonprofit accounts in France. The role manages the full sales cycle independently, from lead generation and qualification through negotiation and closing, while maintaining an organized pipeline and delivering tailored, client-centric solutions. Success requires resilience, persuasion, strong organization, target achievement, and motivation to support the nonprofit sector.

Build Lefty’s QA function from the ground up by defining testing strategy, functional and UAT plans, release checklists, and automated coverage. Develop E2E, integration, API, and gRPC tests; integrate them into CI/CD release gates; mentor engineers on testability and unit coverage; and coordinate quality practices across multiple engineering squads. The role prioritizes high-risk user flows, exploratory testing, clear defect reporting, and proactive communication of release risks.

Leads the finance function for Fedrigoni’s French commercial and manufacturing entities. Responsibilities include budgeting, forecasting, CAPEX and OPEX governance, accounting, statutory reporting, audits, intercompany reconciliation, compliance, credit management, working capital, financial controls, and business performance analysis. Partners with senior leaders, manages the local finance team, supports transformation and integration initiatives, and ensures alignment with Group finance standards. The role is based in Paris and requires fluent French and English with regular domestic travel.

Supports international 360-degree brand and communications initiatives across European markets. Responsibilities include coordinating influencer and creator collaborations, strategic partnerships, PR agencies, integrated campaigns, local activations, trend monitoring, project timelines, and performance reporting. The role requires strong organization, communication, stakeholder coordination, creativity, and interest in B2C marketing, social media, culture, and lifestyle trends.