Senior Full Stack Engineer

Job Title: Senior Full Stack Developer Key Skills: C#, Angular, SQL Server, AWS, GraphQL, AI-Assisted Development Experience: 5+ YOE. Location: Costa Rica, Peru, Colombia, and Bolivia. Mode: Remote. We at Coforge are hiring Senior Full Stack Developer (#22428) with the following skill set. Key Responsibilities · Design, develop, and maintain scalable web applications using C#, Angular, and SQL Server. · Develop and optimize backend services, APIs, database components, and frontend user interfaces. · Build and maintain high-performance SQL queries, stored procedures, and database solutions. · Collaborate with cross-functional teams to design and deliver enterprise-grade applications. · Troubleshoot, debug, and optimize application performance across the technology stack. · Participate in code reviews, testing activities, and continuous improvement initiatives. · Contribute to modern development practices, including automation, quality assurance, and Shift Left methodologies. · Leverage AI-powered development tools to improve productivity and software quality. Required Skills & Qualifications · 5+ years of professional experience building web applications using C#, SQL, and Angular. · Experience working with stored procedures, relational databases, and performance-sensitive SQL development. · Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience. · Strong troubleshooting, debugging, and performance optimization skills. · Experience writing unit and integration tests. · Experience working in Agile development environments. · Strong commitment to delivering reliable, maintainable, and high-quality code. · Self-motivated professional with strong ownership and collaboration skills. · Excellent written and verbal English communication skills. Preferred Skills · Strong knowledge of Microsoft SQL Server, including indexing and query optimization. · Experience with AWS services such as EC2, S3, SES, or similar cloud technologies. · Familiarity with GraphQL and modern API architectures. · Experience using AI-assisted development tools such as GitHub Copilot, Claude Code, Cursor, MCP, or similar solutions. · Understanding of front-end technologies including HTML and CSS. · Experience developing applications for large enterprise environments. · Basic to intermediate understanding of AI concepts such as LLMs, MCP, and Retrieval-Augmented Generation (RAG). Posted On: 14-08-2026 At Coforge, we hire professionals based solely on their skills and qualifications and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.