Senior Back-end Engineer (C#/.NET)
New
J
JobgetherSaaS / Enterprise Software
BrazilFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- English
- Experience
- 5+ years
- Required Skills
- Microsoft SQL ServerC#.NET coreRESTful APIsMicroservices
Requirements
- 5+ years of professional experience developing enterprise or SaaS software using C#, .NET Core, Web API, Entity Framework, and SQL Server.
- Strong knowledge of Object-Oriented Programming, software design patterns, enterprise architecture, multithreading, and asynchronous programming.
- Practical experience with Domain-Driven Design, CQRS, modular architecture, and clear separation of business and data access concerns.
- Demonstrated ability to design and develop robust APIs, backend services, and data-intensive applications.
- Hands-on experience with SQL Server, including database design, stored procedures, indexing, query optimization, and performance tuning.
- Daily experience using AI coding assistants such as GitHub Copilot, Claude, or comparable tools as part of the software development workflow.
- Familiarity with Angular or other modern frontend frameworks, Git, CI/CD pipelines, and Agile development practices.
- Strong understanding of software testing and the ability to take full responsibility for code quality without relying on a separate QA function.
- Excellent written and spoken English communication skills, with experience collaborating effectively across distributed teams.
- Strong problem-solving, ownership, analytical, and communication skills, with the ability to work independently in a fast-paced engineering environment.
Responsibilities
- Design, develop, and maintain scalable enterprise SaaS applications using C#, .NET Core, Web API, Entity Framework, and related technologies.
- Break down complex business requirements into modular, maintainable solutions using sound architectural principles and design patterns.
- Build foundational backend frameworks and apply approaches such as Domain-Driven Design (DDD), CQRS, and clean separation between business and data access layers.
- Develop, maintain, and optimize RESTful APIs and microservices while ensuring reliability, scalability, and maintainability.
- Design and optimize SQL Server databases, including complex stored procedures, indexing strategies, query optimization, and performance tuning.
- Take end-to-end ownership of software quality by performing unit, integration, and performance testing within a Shift Left development model.
- Use AI-assisted development tools to accelerate coding, refactoring, documentation, testing, and overall engineering productivity.
- Collaborate directly with Product Managers and distributed engineering squads to translate business requirements into effective, customer-focused features.
- Contribute to CI/CD workflows, code reviews, technical discussions, and continuous improvements to development practices.
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