5808 English-speaking jobs in Île-de-France

ZeroDays, a venture-backed startup, seeks a seasoned smart contract developer with 3+ years of experience on Solana or similar platforms to build a decentralized options network and leveraged trading protocol. Expertise in smart contract design and security is essential.

Full-Stack Web Developer to build the MVP of a decentralized options network. Requires 3+ years of experience with React, Node.js, and TypeScript, plus 1+ year of experience with Solana or Ethereum. Must have EU work authorization.

Senior Data Engineer to build and optimize data foundations for AI models. Responsibilities include designing and maintaining data pipelines on GCP, implementing data ingestion and transformation frameworks, and collaborating with ML teams on data schemas and governance. Requires a Master's or Ph.D. in a related field, 5+ years of experience in Data Engineering, and strong GCP data ecosystem experience.

Experienced Cost Engineer to support large-scale engineering and energy projects. Monitor, control, and forecast project costs throughout the project lifecycle. Prepare and deliver cost reports, analyze cost data, and support project managers with financial information.

Oracle Cloud ERP (Financials) Consultant needed for 26-week contract in Paris. Experience with Oracle Cloud ERP implementations, including migrations from Oracle r12, is required. Focus on data migration, reconciliation, and business process re-engineering.

Senior Backend Engineer to design, implement, and maintain high-performance backend services. Requires 4+ years of experience in Rust or C++, distributed systems, and API development.

ArcelorMittal Treasury seeks a Bank & Corporate Guarantees Analyst to support the funding department. The role involves issuing guarantees, negotiating parent company guarantees, and collaborating with subsidiaries and banks. The successful candidate will have a finance, trade finance, or legal background with at least 5 years of experience in a bank or corporate guarantee department.

Senior Software Engineers design, implement, and operate distributed systems that ingest, store, analyze, and query billions of events per second. Responsibilities include building fault-tolerant, scalable solutions in multi-tenant environments using languages like Go, Java, Rust, or C++ and technologies such as Kafka, Redis, Cassandra, and Elasticsearch.

Performance Marketing Manager to plan and manage user acquisition campaigns for mobile games and apps. Analyze campaign performance, optimize ROAS, and collaborate with Product and Creative teams.

Develop and maintain a user-facing web application for an AI-driven analytics platform. Responsibilities include frontend development, backend services, API integration, data visualization, and end-to-end testing. Requires proficiency in React, JavaScript/TypeScript, and backend languages like Go or Python.

Develop Cloud Native solutions in Go, design and develop Kubernetes controllers, and manipulate the Kubernetes API. Collaborate on architecture and contribute to the CNCF ecosystem. Expertise in Go and Kubernetes is required.

Postdoctoral Researcher to study macrophage role in cardiac fibrosis using single-cell and spatial transcriptomics. Requires expertise in animal models, transgenic mice, and bioinformatics analysis.

Backend Engineer will build and scale a distributed system using AWS technologies and Go to combat fraud. Responsibilities include designing, developing, and deploying anti-fraud measures, analyzing authentication patterns, and interacting with customers. Requires 4+ years of experience designing and engineering large-scale systems and strong Go coding skills.

Senior Exchange Connectivity Engineer to design, implement, and optimize integrations with crypto exchanges. Requires 3-5+ years of software engineering experience, 1+ year of crypto exchange integration experience, and proficiency in Rust or C++ with exposure to Rust.

Lead a world-class AI Infrastructure R&D Lab in Paris, focused on large-scale model training and inference systems. Define R&D strategy, lead cutting-edge projects, and build a high-performing research team.

Fraud Intelligence Research Analyst will analyze BioCatch data to identify global fraud trends and create content such as reports, threat landscapes, and case studies.

Senior Data Scientist will work on diverse business projects to make Fabulous more data-driven. Responsibilities include building, testing, and maintaining analytics pipelines using SQL and dbt, contributing to team code base, and mentoring junior members. Requires a minimum of 4 years of experience in applied Data Science with a strong engineering component and at least 2 years of experience in Digital Marketing/User Acquisition or Product/Growth. Excellent SQL skills and experience with dbt or similar data transformation tools are essential.

This internship offers an opportunity to design visual content for a consulting firm, including social media, events, and internal communications. The role requires proficiency in Adobe tools and a strong understanding of visual identity.

As a Customer Success Manager, you will deploy ALICE's AI construction solutions, ensuring project precision and professionalism. You will interface with construction professionals across various levels, from executives to project engineers, to drive ALICE adoption and long-term success.

The Regional Customer Service and Demand Planning Associate Director will oversee order cycle management, product availability, and customer partnerships. The role will build a single company volume forecast, manage shortages and inventory excess, and lead a team of 16 direct and dotted-line reports.