Top Tech Jobs & Startup Jobs in Paris

Design, develop, and deploy high-volume, low-latency Java applications and microservices. Lead full development lifecycle, write testable code, manage releases, improve architecture, and support Agile/Scrum processes.

The Senior Software Engineer will design and implement systems for AI integration, build scalable backend services, and mentor team members, ensuring high-quality systems that meet user needs.

Own Coinflow’s defensive and offensive security posture by operating the SIEM, conducting internal penetration tests, managing vulnerabilities and dependencies, improving the secure development lifecycle, and supporting PCI DSS, SOC 2, ISO 27001, and DORA compliance. The role also includes security monitoring, incident triage, threat modeling, security tooling automation, and collaboration with engineering teams across cloud and application environments.

Lead the AI architecture for Productboard Insights, designing agent-native systems, context infrastructure, self-healing workflows, evaluation processes, and AI code-review optimization. Own technical direction across Insights, Spark, and platform teams; drive features from concept through beta; optimize quality, latency, cost, and reliability; write production code; and develop engineers through documentation and reviews.

Manage and grow affiliate relationships, onboard new partners, monitor traffic, conversions, ROI, and campaign performance, and optimize affiliate funnels. Recruit new affiliates, troubleshoot tracking and performance issues, collaborate on conversion-focused campaigns, and improve affiliate management processes. The role requires strong digital marketing, analytics, reporting, communication, and affiliate-platform expertise in a fully remote AI company.

Provides technical onboarding and integration support to ecommerce customers using Constructor’s APIs and platform. Responsibilities include guiding API and library usage, troubleshooting integration issues, configuring product catalogs and search indexes, explaining technical concepts, documenting solutions, and improving onboarding processes. The role requires customer or technical support experience, REST and API knowledge, strong communication, problem-solving, and attention to detail. Familiarity with JSON, CSV, Postman, HTTP, JavaScript, debugging tools, and search concepts is preferred.

Drafts, reviews, and negotiates commercial contracts, partners with stakeholders and vendors, manages legal records across jurisdictions, and develops legal processes, policies, training, and playbooks. The role provides general legal support, manages regulatory and contractual risk, and supports business growth in a fast-paced global cryptocurrency and fintech organization.

Drive eCommerce growth through lifecycle marketing, customer retention, LTV improvement, digital acquisition, paid advertising, and personalized email and SMS journeys. Manage marketing technology integrations, deliverability, A/B testing, analytics, and campaign optimization. Translate business goals into lifecycle roadmaps, present actionable insights to clients, resolve technical issues, and review junior team members’ work for quality and effectiveness.

Own and optimize in-app purchase monetization for mobile games by developing pricing, offers, bundles, segmentation, personalization, and experimentation strategies. Analyze player behavior, improve ARPDAU, payer conversion, and LTV, and lead a monetization roadmap. Collaborate with Product, Analytics, Economy, LiveOps, and Development teams to deliver measurable revenue growth.

Owns end-to-end sourcing and contracting for delegated and tactical spend across procurement categories. Responsibilities include managing requisitions, conducting sourcing events, negotiating supplier and contract terms, optimizing supplier performance and panels, ensuring compliance, resolving supplier issues, and managing contracts through execution and archiving. The role partners with Procurement, Legal, Finance, and business stakeholders while supporting cost savings and regional projects.

Provides multilingual employee support through phone, email, and chat; resolves HR-related inquiries, escalates complex cases, and collaborates with HR and Payroll. Maintains service quality, knowledge articles, and procedures; trains new team members; supports process improvements; and monitors contact center performance, workforce reports, staffing forecasts, and scheduling.