3 senior backend developer jobs found

The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines:...

The Role Are you a highly skilled React contractor looking to make an immediate impact on a modern, high-visibility platform? At ONYX Insight, we’re looking for a Senior Software Contractor to join our team, with a primary focus on frontend delivery using React, alongside contributing to our C# .NET backend services. This is a hands-on contract role where you’ll be trusted to hit the ground running, deliver high-quality code, and contribute to the evolution of our core platforms supporting the renewable energy sector. You’ll work closely with product, design, and engineering teams to build scalable, performant user interfaces, while also supporting backend integrations where needed. Key Responsibilities Deliver High-Impact Frontend Solutions: Own the development of responsive, high-performance applications using modern React (primary focus). Full-Stack Contribution: Support backend development with C# .NET (secondary focus), ensuring seamless...

The Role Are you a highly skilled full stack contractor looking to make an immediate impact on a modern, high-visibility platform? At ONYX Insight, we're looking for a Senior Software Contractor to join our team, with a primary focus on backend delivery using C# .NET, alongside contributing to our React frontend services. This is a hands-on contract role where you'll be trusted to hit the ground running, deliver high-quality code, and contribute to the evolution of our core platforms supporting the renewable energy sector. You'll work closely with product, design, and engineering teams to build scalable, performant user interfaces, while also supporting backend integrations where needed. Key Responsibilities: Deliver High-Impact Backend Solutions : Own the development of responsive, high-performance applications using C# .NET (primary focus). Full-Stack Contribution: Support frontend development with React (secondary focus), ensuring seamless...