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Área Metropolitana de San José, Costa Rica
Remote only
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.
