Senior Backend Engineer
hace 3 días
Role: Senior Backend Engineer (.Net) Location: Barcelona, Spain Job Type: Contract Role 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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Senior Backend Engineer
hace 5 días
Barcelona, España N26 A tiempo completoSenior Backend Engineer - Core Systems role at N26About The Opportunity Join our Core Systems domain as a Senior Backend Engineer on the Product Factory team. You’ll design and build high‑performance, high‑throughput, and highly configurable platforms that power our financial infrastructure. Your work will enable self‑service configuration of core...
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Senior Backend Engineer
hace 2 semanas
Barcelona, España N26 A tiempo completoAbout the opportunity We are looking for a Senior Backend Engineer to join the Platform Enablement team within our Platform Engineering Domain at N26. Our mission in Platform Engineering is to deliver trusted, performant, and self-service platforms that empower product teams to build "the
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Senior Backend Engineer
hace 2 días
Barcelona, Barcelona, España Insight International (UK) Ltd A tiempo completo 60.000 € - 120.000 € al añoRole: Senior Backend Engineer (.Net)Location: Barcelona, SpainJob 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...
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Senior Backend Engineer Node/AWS, hibrido
hace 3 semanas
Barcelona, España Grupo NS A tiempo completoSenior Backend Engineer Node/AWS En Grupo NS estamos buscando Senior Backend Engineer con buen nivel de inglés, al menos un B2, y con experiencia en NodeJS, TypeScript/Javascript y AWS. Valorable: DynamoDB, Angular Modalidad de trabajo: Hibrido en Barcelona En Grupo NS valoramos tanto el perfil profesional tecnológico como la actitud y el deseo de...
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Senior Backend Engineer
hace 3 días
Barcelona, España Insight International (UK) Ltd A tiempo completoRole: 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...
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Senior Backend Engineer
hace 3 días
Barcelona, España Insight International (UK) Ltd A tiempo completoRole: Senior Backend Engineer (.Net)Location: Barcelona, SpainJob 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...
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Senior Backend Engineer
hace 2 días
Barcelona, España Insight International (UK) Ltd A tiempo completoRole: 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...
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Senior Backend Engineer
hace 1 semana
Barcelona, España 11Onze A tiempo completoEl equipo de Webpps es el propietario de nuestra plataforma de Back Office, nuestra Red Social Privada y nuestro Marketplace, abarcando tanto el backend como el frontend. Se trata de un equipo ágil y multifuncional, con un alcance claro y bien definido, que requiere que los ingenieros de Backend y Frontend colaboren en la definición e implementación del...
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Senior Backend/Devops Engineer
hace 4 días
Barcelona, Barcelona, España Startup Talents A tiempo completo 120.000 $ - 180.000 $ al añoThe employer offers crypto accounts for players in the gaming industry acting as a wallet -as -a -service solution supporting multi -chain accounts, gas sponsorship, pop -upless blockchain interactions, and flexible ownership. Theis solution enables games to interact with on -chain assets easily and programmably, allowing for faster launches, adaptability...
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Senior Backend Engineer
hace 2 semanas
barcelona, España Livo Health A tiempo completoSenior Backend Engineer – Livo Health Join Livo as a Senior Backend Engineer and help reinvent how healthcare systems plan and deliver care. You’ll play a key role in building our next‑generation Shift Work Planner—the engine that will empower 50,000+ healthcare professionals and 200+ facilities to coordinate care more fairly, flexibly, and...
