SeniorBack-EndDeveloperGolang

## Accountabilities Design, build, and maintain scalable, high-performance backend systems using Golang and PostgreSQL. Architect robust APIs and system structures with a strong focus on scalability, resilience, and maintainability. Contribute to frontend architecture using React, ensuring seamless integration and effective state management. Implement and optimize real-time communication systems using gRPC and WebRTC. Develop and maintain automated testing frameworks and complex test suites using Jest. Integrate AI-assisted development tools (e.g., GitHub Copilot, Cursor) into engineering workflows to improve productivity and design quality. Collaborate with global, cross-functional teams to deliver end-to-end product features. Participate in technical design discussions and contribute to system-level architectural decisions. Requirements: Strong experience in backend development with Golang and system design for scalable applications. Advanced knowledge of PostgreSQL, including schema design, optimization, and query performance tuning. Solid understanding of React and frontend architecture principles, including state management and component design. Hands-on experience with real-time communication protocols such as gRPC and WebRTC. Experience building and maintaining automated testing frameworks using Jest or similar tools. Practical experience using AI coding assistants (e.g., GitHub Copilot, Cursor) and agentic workflows for development tasks. Strong English communication skills (fluent level), with experience working in international teams. Nice to have: experience with AWS cloud services and/or consulting or client-facing environments. Benefits: Fully remote position available within the LATAM region. Short-term contractor engagement with competitive compensation. Opportunity to work on high-performance, globally distributed systems. Exposure to modern backend architectures, real-time technologies, and AI-augmented development practices. Collaborative internati