backend developer

Tangem AG, a high-tech company in the blockchain sector based in Zug, Switzerland, is seeking a Backend Testing Specialist. You will perform both manual and automated testing for API and databases, develop automated tests using Python, and prepare comprehensive test documentation. With remote work options and a competitive salary in EURO/USDT, Tangem offers...

Dialectic is seeking a Developer to join a fast-growing team focused on crypto and blockchain software. The role emphasizes building backend tooling, connectors to on-chain systems, and data pipelines that support DeFi yielding strategies.You will contribute to backend development in Rust, work with a small, dynamic team, and influence technical decisions...

Company Overview:Dialectic is a crypto-native firm of builders and capital advisors focused on investing in and building software across emerging crypto and blockchain technologies. We advise multiple liquid crypto funds specializing in DeFi yield strategies, run venture activity in the crypto/blockchain space. We produce outlier results through diversified...

bOverview /b pAs a Backend Software Engineer at Cradle, you will design and build a service-oriented web platform that exposes advanced machine learning models to scientific users. You’ll shape how biological sequence data is stored and accessed, and define robust APIs with versioned access. You’ll lead software quality and collaborate with biologists,...

ppWe are looking for a bSenior ASP.NET Developer /b with proven experience in developing web applications and backend services using bC# and ASP.NET Core /b. /p pThe ideal candidate has a strong background in software design, with a solid understanding and practical application of bSOLID principles /b, key bDesign Patterns /b, and modern software...

pBLENT seeks a Senior Backend Developer in our Nyon, Switzerland office to own backend features and data pipelines, focusing on PHP and Laravel. You will lead critical components, scale services handling millions of data points daily, and collaborate with a diverse team under the CTO. /ppRequirements include 6+ years as a lead developer, strong AWS...

pMerkle, a dentsu company, is seeking a Senior Backend Engineer to develop and operate secure, scalable microservices for an e-banking platform. You will design APIs, implement event-driven integrations with Apache Kafka, and manage data models in PostgreSQL and MySQL, with deployment support on OpenShift and Kubernetes. /ppThe role requires 5+ years of...

Mobility Cooperative in Rotkreuz, Switzerland, invites a Backend Product Engineer to design, develop, and operate scalable backend services in a modern microservice framework. You’ll collaborate with cross-functional teams to deliver reliable software that powers Mobility’s leading mobility platform.The role emphasizes ownership, DevOps practices, and...

ALLPS is seeking an experienced Backend Application Developer to support a long-term Basel project. The role requires hands-on design, development, and maintenance of secure, scalable backend applications using .NET Framework, .NET Core, SQL Server, MySQL, Python, and MVC.The ideal candidate will translate complex business processes into scalable server...

pBig Science Sweden is seeking a Backend Software Developer in Geneva to contribute to the design and development of the Data Processing Platform at CERN. Your role involves working with the Data Processing team, following Scrum methodology to build scalable backend services for data analysis. /ppApplicants must possess a relevant bachelor’s or master’s...

Proton is seeking a senior backend engineer to advance our Foundation team's backend framework. You will work in PHP for API work and Rust where performance and memory safety matter, contributing end-to-end from design to documentation.You will shape module boundaries in a large monorepo, collaborate with product teams, and drive library adoption while...

Big Science Sweden is seeking a Backend Software Developer in Geneva to contribute to the design and development of the Data Processing Platform at CERN. Your role involves working with the Data Processing team, following Scrum methodology to build scalable backend services for data analysis.Applicants must possess a relevant bachelor’s or master’s...

Placering: CERNMer informationYou will contribute to the design, development, testing and maintenance of the Data Processing Platform (DPP), used for both offline and online analysis of accelerator and beam data. Working within the Agile Data Processing team of the CERN Controls Software & Services group, you will help build reliable and scalable backend...

Overview Job Title: Node.Js DeveloperJob Type: ContractLocation: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what...

ppFincons Group is an IT business consulting company that has been designing the digital future of leading companies on international markets for 40 years. Fincons Group built its reputation on foreseeing and interpreting new business models and the rapid evolution of IT systems by building a complete range of services: from research and consulting to design...

pulliAnalyze enhancement requests and implement them cleanly and efficiently /liliFurther develop an existing web application on both the backend and frontend /liliFurther develop a REST API and various command-line tools /liliOperate the web application in Azure /liliAssist with support /liliIndependently acquire industry-specific knowledge and any missing...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Frontend Developer (React) based in Switzerland. As a Frontend Developer, you’ll build elegant, high-performing web applications that make a tangible impact for users.You’ll take ownership of user-facing features, reusable...

pCERN's Scientific Information Service, part of the OSI Department, is hiring to design, develop, and operate backend applications and data workflows using Python and Django. You will build APIs, data models, integrations, and processing pipelines for research platforms used worldwide. /ppYou will bring ML/AI capabilities to production systems, evaluate new...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Frontend Developer based in Switzerland. This is a senior frontend engineering opportunity focused on building a high-performance web experience from the ground up.You will shape the frontend architecture using SvelteKit,...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer - Hyperliquid ecosystem based in Switzerland. Join a high-growth team building infrastructure at the forefront of decentralized financial markets.You will own critical backend systems powering real-time...