27,057 Backend jobs
Server-side engineering roles — APIs, services, databases and backend systems.
Senior .Net Backend Engineer
We are looking for a Senior C# .Net Backend Engineer to help our client develop AI-powered applications for AI Governance, Enterprise Architecture, Business Architecture, IT Portfolio Management, Process Analysis and a…
Senior Software Engineer, Backend
Hi, we're Oscar. We're hiring a Senior Software Engineer, Backend to join our Engineering team. Oscar is the first health insurance company built around a full stack technology platform and a focus on serving our…
Staff Software Engineer, Backend
Staff backend engineer at health insurer Oscar Health, leading design and development of next-generation claims and payment processing systems — spanning pricing configuration, an internally developed DSL, and data pipeline architecture, with selective AI applied to automate error-prone processes. Reports to the Director of Software Engineering; hybrid in NYC, Tempe, or LA offices.
Backend Engineer - Redis and Postgres
Backend/full-stack engineer at a financial operations platform for the construction industry: unifying fragmented legacy systems behind modern APIs, scaling to millions of daily API requests, and improving caching and reliability using Redis, Postgres, and AWS (CDK, EC2). On-site in San Francisco, five days a week.
We're looking for a senior Backend Developer to Lund!
Join our client's dynamic cloud services team, where you will build innovative building-management solutions that push data to the cloud and power modern web applications.About the roleAs a senior Backend Developer,…
Backend Engineer - .NET / Azure / Event-Driven Architecture
£500 TO 600 GBP Remote WORKING Type: Contract Backend Engineer - .NET / Azure / Event-Driven Architecture Contract: 6 months Day Rate: Up to £600per day, Inside IR35 Working Arrangement: Remote-first, with occasional…
Java Software Engineer / Backend Developer
Hands-on Java backend engineer building cloud-native, event-driven microservices with Java, Spring Boot, Kafka, Docker and Kubernetes on GCP/AWS/Azure for financial services and banking clients. On-site role in New York City or Salt Lake City, including API design, PostgreSQL/BigQuery data work, and GitHub Actions CI/CD.
Lead Dev Back-End Java Python (H/F) | Niort
Et si votre prochain projet vous permettait de concevoir des architectures backend robustes et de relever de vrais défis techniques ? 🚀 Chez K-LAGAN , nous recherchons un(e) Lead Dev Back-End Java Python (H/F) pour…
Backend Engineer
This role is part of our 3D AI Studio team, one of our growing brands at saas.group. 3D AI Studio is an AI platform that turns images and text into ready-to-use 3D models in minutes, work that traditionally takes a 3D…
Software Engineer l - Backend
Role summary Alongside other engineers and members of your team (product, data), participate in continuous discovery of your customer/business needs/desires/problems to drive desired outcomes With guidance from other…
Pessoa Desenvolvedora de Software Backend Pleno
Somos uma empresa 100% digital, com tecnologia desenvolvida localmente e líder no mercado de compra e venda online. Nos tornamos a marca que melhor representa a economia circular no país. Hoje temos escritórios no Rio…
Node.js Developer
Senior Node.js developer builds and maintains backend services for competitive gaming platforms, handling payments, subscriptions, in-game economy, and real-time features using Kafka, WebSocket, and MySQL/MongoDB/Redis.
Senior Backend Engineer
Senior Backend Engineer joining the Customer Focus Group at an application security company (the OX platform). The role blends hands-on backend development in Node.js/TypeScript with direct customer work — designing integrations, troubleshooting scalability and architecture issues, and relaying customer needs into product development.
Senior Software Engineer - Backend
Role summary The systems that make that happen are yours to own. You will be embedded in a cross-functional team (engineering, product, data) working on this domain end-to-end: discovery, design, delivery, and what…
Software Engineer - Python Backend
Design, deliver, and own backend services that keep our core running At Schuberg Philis, we don’t just deliver IT solutions, we design, build, and run mission-critical systems that our customers rely on every single…
Backend Developer (Kotlin)
Backend developer on Ubiquiti's UniFi team in Prague, building scalable, maintainable back-end features, REST APIs, and integrations with network device firmware and UniFi OS apps. Stack: Kotlin, Spring Boot 4.0, PostgreSQL, GitHub Actions, Go. Hybrid — at least two days per week from the Prague office.
Backend Software Engineer (Node.js)
Builds and maintains secure, scalable Node.js backend services for Ubiquiti’s UniFi OS platform, powering networking, surveillance, and access-control devices.
Senior Back-end Engineer
Senior Backend Engineer in Sofia building microservices for Cognyte's Analytics Platform, handling and analyzing mass amounts of data in distributed environments with high availability and low latency. Core stack: Java/Spring, cloud-native tech (Kubernetes/Docker on GCP/AWS/Azure), Kafka, PostgreSQL/NoSQL, Elasticsearch.