Top Software Engineer Jobs in Paris

The role involves training large language models to write production-grade code using Java, performing code reviews, refactoring, and providing detailed explanations for coding decisions.

Train large language models to write production-grade code across languages, review and improve AI-generated code, and maintain the RLHF feedback pipeline.

As a Rust Software Engineer, you'll train large language models to generate and refine code, compare snippets, and ensure quality through detailed code reviews.

The Software Engineer will train large language models by reviewing code snippets, improving AI-generated code, and providing detailed feedback, ensuring efficiency and correctness.

As a Software Engineer in AI, you will train large language models, rank and review code snippets, and provide feedback for improvements.

Train large language models to write code by reviewing code snippets and providing feedback for improvements. Requires 3+ years of Ruby experience.

As a Software Engineer, you will deploy models, integrate APIs, enhance infrastructure, ensure AI safety, optimize resources, and maintain high service availability.

As a Software Engineer, you will develop and maintain backend features, ensuring system architecture is efficient and secure, while collaborating with cross-functional teams and tackling complex challenges.

Design, develop, and maintain React/TypeScript frontend components; collaborate with product managers, designers, and engineers; ensure accessibility, performance, testing and documentation; participate in code reviews and evolve frontend architecture.

Develop and maintain services for HPC Research Platform, focusing on scalability and reliability of compute workflows while collaborating with researchers.

The Software Engineer will enhance the data ingestion pipeline, collaborating with scientists for model training and data optimization, while managing cloud infrastructure.

As a Growth Software Engineer, you will scale user and business growth through experimentation, data-driven development, and cross-functional collaboration, particularly in user engagement and retention.

The AI Software Engineer will develop and improve Joko's AI shopping assistant, focusing on architecture, evaluation, data management, and personalized user experiences, while collaborating with product teams.

As a Software Engineer at Murex, you will design and develop robust software components using C++ and Java, collaborate with teams, and maintain code quality through testing.

As a Software Engineer, you'll develop innovative projects using Java and various frontend technologies, manage cloud deployments, and improve your skills through training.

Design, build, and ship production-grade full-stack features for INFINIT's fintech platform. Own end-to-end feature lifecycle, translate business needs into scalable systems, ensure code quality, and prioritize high-impact product outcomes.

Join our AI Operations team as a Software Engineer, developing AI-powered features and tools, optimizing services, and shaping internal standards.

As a Software Engineer Intern, you'll enhance API performance, support R&D tools, maintain backend services, and write clean Python code.

Develop and enhance a Python library for research and trading strategies, focusing on end-to-end solutions, backtesting, validation, and production scaling.

As a Senior Backend Software Engineer, you'll enhance Vibe's bidding and pacing systems, lead the distribution of system knowledge within the team, and innovate within the audience streaming advertising domain, ultimately driving measurable improvements in performance metrics.

The role involves designing, building, and maintaining a global data platform, ensuring performance and security in Snowflake, and collaborating with teams to optimize data delivery.

Design and optimize back-end services for data processing, maintain service contracts, ensure quality engineering practices, and collaborate with product teams.

The role involves building high-performance proprietary trading systems, collaborating with traders and engineers to enhance trading efficiency.

Design and improve end-to-end ML/AI pipelines, process datasets, and contribute production code for high-quality solutions in machine learning projects.

Design and build full‑stack features using React and JVM technologies to improve healthcare products. Collaborate with PMs and designers, ensure performance, security, and test coverage, review code, and help evolve architecture and engineering standards.