Senior Backend Engineer

hace 4 semanas

Madrid, España Insight International (UK) Ltd A tiempo completo

Role: Senior Backend Engineer (.Net) Location: Barcelona, Spain Job Type: ContractRole Summary: The Senior Backend Engineer will play a critical role in building the core services and APIs for the project. Working closely with the Lead Backend Engineer, this role will be responsible for writing high-quality code, developing robust data solutions, and contributing to the overall technical excellence of the platform. Key Responsibilities: ● Develop, test, and maintain backend microservices and APIs using C# and .Net. ● Implement data access layers and write efficient, optimized T-SQL queries and stored procedures. ● Write comprehensive unit, functional, and integration tests to ensure code quality and system reliability. ● Participate in code reviews and contribute to a collaborative engineering culture. ● Contribute to the CI/CD pipeline for automated builds and deployments. ● Troubleshoot and resolve production issues. Required Skills & Qualifications: ● Excellent working knowledge of .Net Framework with C# in building resilient applications, including asynchronous programming, queuing, caching, logging, xml/json serialization, and security. ● Strong SQL Server experience with T-SQL and stored procedures. Expertise in transactions, ACID compliance, data normalization, and query optimization. ● Proficiency with data access from .Net using ORMs (Entity Framework, Dapper) and direct queries. ● Expertise in writing unit, functional, performance, soak, and stress tests. Knowledge of BDD is a plus. ● Skills & proficiency in the development of RESTful JSON API standards, including experience with API Gateways and authentication. ● Experience with Continuous Integration/Deployment processes (Git, Jenkins). ● Experience working in both Linux and Windows environments. ● Exposure to Docker, Kubernetes, and serverless patterns in a public cloud environment (AWS). ● Experience building and deploying microservices. ● Familiarity with deployment strategies using infrastructure as code is a plus (Terraform, Chef). Experience: ● A minimum of 5+ years of professional backend development experience.

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