Emplois de libraries – Paris

About DatadogWe're on a mission to build the best platform in the world for engineers to understand and scale their systems, applications, and teams. We operate at high scale with trillions of data points per day, enabling seamless collaboration and problem-solving among Dev, Ops, and Security teams for tens of thousands of companies globally. Our...

Datadog is seeking a senior polyglot engineer to contribute across our security libraries with .NET or Java expertise. You will design and build security integrations and detections, taking them from prototype to production-hardened code and owning them operationally across thousands of applications.You will partner with product, backend, and frontend teams...

The Security Libraries team owns the customer-side integrations behind Datadog’s run-time security products — App & API Protection, Workload Protection, and Code Security — shipping and maintaining security capabilities across seven open-source language libraries (.NET, Java, Go, Node.js, Python, Ruby, PHP) and a set of HTTP proxy integrations (Envoy,...

Algolia, Inc. in Paris is seeking a principal engineer to shape and operate scalable frontend architectures across the suite of products, dashboards and libraries.You will mentor teams, define multi-year vision, and drive cross-team collaboration to deliver high-performance, accessible interfaces while advancing API design and public libraries. The Frontend...

LexiFi is looking for a full-time quantitative developer to join its quant team.Job DescriptionLexiFi is a leading software provider in the financial derivativesand structured products market. Our solutions are used around the worldby investment banks, private banks, brokerage firms, asset managers,insurance firms, and financial technology companies.LexiFi...

Mistral AI is seeking an Open Source Software engineer to lead the release and maintenance of state-of-the-art models as open-source libraries. You will work across production and research, contributing to widely used ML libraries and tooling for a vibrant OSS ecosystem.The role fosters collaboration with PyTorch, vLLM, and Hugging Face communities,...

We regularly recruit Hexagon Smart 3D (formerly SmartPlant 3D) Administrators to work with a major Oil & Gas and energy transition engineering group in Paris. You administer and develop the 3D design environment used on EPC projects.Your responsibilitiesAdminister the Smart 3D application: setup, project configuration and access management.Manage Global...

A leading refurbished tech marketplace is seeking a Senior Android Engineer I in Paris to enhance their m-commerce app. This role involves developing scalable libraries, contributing to robust architecture, and collaborating with cross-functional teams. The ideal candidate has over 10 years of Android experience, is proficient in Kotlin, and understands...

LexiFi, headquartered in Paris, is seeking a full-time quantitative developer to join its quant team. You will design, develop, and maintain quantitative libraries used for pricing, calibration, risk analysis, and related workflows within LexiFi’s software solutions.Located at the Paris headquarters, you will work on cross-asset analytics for multiple...

Spendesk in Paris, France is seeking an Application Security Engineer to work hybrid. You will review architecture proposals, review code before it ships, and maintain automated security scanning in the build pipeline.The role focuses on turning recurring problems into checks or libraries to stop bugs from reaching production. You will collaborate with...

A biotech company in Paris is seeking a Senior Front-end Software Engineer to lead the development of high-performance web applications focused on interactive data visualization. The ideal candidate should have deep experience with React, Redux, and data visualization libraries, as well as a strong performance optimization background. This role offers the...

DoubleVerify's DV Scibids unit in Paris is seeking a Senior Data Engineer to join the data engineering team. You will build ETL jobs, manage data ingestion from APIs and files, and ensure data quality across partner integrations.You will contribute to a reverse ETL for uploading Scibids models, create APIs and libraries for inter-team communications, and...

Veepee is seeking an Android Developer to join the Core Team. You will be part of a distributed, fully agile team of engineers, contributing to the Android app’s quality, performance, security and stability while building internal tools and libraries.Work in a multinational environment across Europe with flexible office options. Strong Kotlin/Android...

About The Role What if your deep knowledge of formal mathematics could directly shape how the most advanced AI systems in the world reason, prove, and think? We're looking for mathematicians with a passion for rigorous proof and formal systems to help build the mathematical foundations that frontier AI depends on. This is a fully remote, flexible contract...

Voodoo in Paris seeks an experienced Art Director to lead the art development for our puzzle titles, shaping the visual identity and guiding a team of artists to ensure consistency and quality across the portfolio.You will craft a comprehensive UI Style Bible, build reusable component libraries, and create high-quality 3D/2D assets for mobile. This is a...

Algolia, Inc. is seeking a Principal Frontend Engineer to define the multi-year technical vision for the frontend platform and drive it across several teams.You will shape the Algolia Dashboard architecture, strategy for components, and the foundations for a scalable, high-performance user experience. You will lead cross-team efforts on API design, public...

About MistralAt Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting-edge models, products and solutions. Our comprehensive AI platform is designed...

Algolia is the retrieval intelligence layer that turns intent into trusted, decision-grade outcomes. Powering more than 1.7 trillion queries a year for over 18,000 customers with millisecond latency and 99.999% reliability, we are the recognized leader for Search and Product Discovery by top industry analyst firms. The Algolia platform turns a company’s...

As Legal Counsel, you’ll help shape and build Maki’s legal function. This is a broad, hands-on role spanning commercial contracts, legal operations, privacy, product, regulatory matters, and company strategy.Your mission is to create a scalable legal function that supports clear rules, fast decisions, and responsible growth. You’ll work closely with...

Jobtailor is seeking an end-of-study intern to work on building and refining data-driven formulations and recommendation algorithms in Paris. You will collaborate with marketing to run tests and design robust dashboards and internal libraries, including LLM agents, to empower business teams with accessible insights.You will analyze consumer tests and...