Top Front End Developer Jobs in France

As a Senior Software Engineer focused on backend development at Komodo Health, you will enhance the cohort generation API’s data model, optimize caching strategies, implement pre-calculation approaches, and transform the internal service layer to ensure timely and efficient data retrieval. You will also promote API best practices, partner with product managers, and mentor team members.

Seeking a Senior Back-End Engineer with experience in Typescript, Solidity, and Kotlin to work on a variety of projects, including scaling non-custodial wallet network support and writing smart contracts. Must have integrity, blockchain technology experience, and strong problem-solving skills.

Senior Backend Software Engineer role at Algolia's Dashboard Platform team focusing on infrastructure automation, deployment, and developer experience. Requires expertise in modern infrastructure management and web development.

As a Senior Back-end Engineer in the Engines team, you will design, develop, and operate Algolia's Search engine system, ensuring quality and performance. You will troubleshoot and resolve issues, and partake in an on-call rotation. A strong background in software design, data structures, and algorithms is essential, along with expertise in C++ and distributed systems.

As a Senior Full-stack Engineer, you will enhance the DoiT Navigator product by implementing features, reviewing code, and improving the codebase health. You'll collaborate with product managers and other developers, and provide feedback on upcoming work while embracing continuous development and learning.

As a Senior Full-stack Engineer, you will implement features for the DoiT Navigator product, review code, improve code health, and provide feedback on team planning and decision-making. You will collaborate with product managers and developers while contributing to the software development process.

As a Senior Backend Engineer at Aircall, you will design and develop scalable voice solutions, mentor team members, optimize platform performance, and ensure high quality and security standards. You will work with AWS and various back-end stacks to deliver business-critical features for customers.

Backend Developer position at Lucca for the Pagga team in Nantes. Responsible for developing and maintaining solutions related to payroll management. Requires expertise in C#/.NET and collaboration within a diverse team. Full remote work with monthly travel to Nantes.

DataGalaxy is hiring a Software Engineer (Back-End) to analyze existing architecture, develop technical solutions, write documentation, participate in testing strategies, maintain code quality, and more. The ideal candidate should have experience in .Net, relational databases, ElasticSearch, Git, cloud environments, agile development, clean code principles, and algorithmic knowledge.

As a Mid-level Fullstack Developer at Sinch Email, you will develop and maintain web applications using PHP and React, participate in code reviews, improve CI/CD processes, and collaborate with cross-functional teams to enhance product quality and user experience.

As a Senior Backend Engineer, you will develop APIs for document verification, build applications in containerized and serverless environments, and collaborate with cross-functional teams to optimize and enhance systems. You'll utilize .NET and C# for building high-performance services while contributing to product lifecycle and technical decision-making.

The Back-End Developer will design and develop backend features and maintain existing ones, collaborating with front-end, operations, and data science teams. They will make architectural decisions for product scaling across European markets and ensure code quality through best practices.

The Senior Software Engineer will design, develop, and operate business-critical features for core services at Aircall. Responsible for building real-time services using Ruby and Typescript/Node.js, leading architectural decisions, and improving platform resilience and scalability.

As a Senior Full-Stack Developer at Basalt, you'll play a crucial role in developing applications, bridging front-end and back-end infrastructure using technologies like ReactJS, TypeScript, and Node.js. Your responsibilities will include engineering scalable solutions, optimizing application architecture, and collaborating with product teams and other developers to enhance user experience and improve code quality.

Join Cardiologs as a Fullstack Developer working on New Businesses products including RPM, Cardiologs Resting platform, and Biomarkers. Work closely with Product Manager on impactful features and improving code quality in a stack based on React and Ruby on Rails.

As a Senior Backend Engineer at Consensys, you'll work on the MetaMask Wallet API, enhancing decentralized user experiences by building and expanding the API that connects developers to blockchain tools. Your role involves collaborating on various projects, exposing you to new concepts, and helping onboard a billion users and numerous developers to web3.

As a Backend Engineer at Pennylane, you will collaborate within a tech squad to design and build scalable features for our financial operating system, support customers, and work closely with product managers and designers to deliver innovative solutions.