Sr. Software Engineer_FullStack
GFT Technologies SE - Job Offerings · Heredia, CR, 40101
About The Role
Job description _ About the Role _ We’re looking for a Senior Full Stack Developer to join our team and help build, enhance, and support business-critical applications across a modern Microsoft and JavaScript technology stack. This is an exciting opportunity for an experienced engineer who enjoys working across the full software lifecycle — from user interface development and API design to database engineering, cloud infrastructure, and production support. You’ll play a key role in delivering scalable, high-quality solutions within a collaborative Agile environment, contributing to both new feature development and the ongoing modernization of complex enterprise systems. A day in this role _ Designing, building, and maintaining responsive front-end applications using React, JavaScript, and TypeScript Developing robust, scalable APIs and backend services using C# and .NET Working across application, domain, and data access layers within a structured enterprise architecture Designing, developing, and optimizing SQL Server / T-SQL queries, stored procedures, and other database objects Supporting integrations between front-end applications, backend services, databases, and third-party/internal platforms Working with cloud-hosted environments and infrastructure, including AWS services such as EC2 and RDS Contributing to software quality through code reviews, testing, debugging, and performance tuning Supporting CI/CD and release processes using tools such as Jenkins and modern front-end build tooling Participating fully in Agile ways of working, including sprint planning, backlog refinement, daily standups, reviews, and retrospectives Collaborating closely with product, QA, and engineering stakeholders to deliver business value The expertise requested _ Proven experience as a Senior Full Stack Developer or similar role Strong hands-on experience with C#, .NET, and building APIs / backend services Strong front-end development experience using React, JavaScript, and TypeScript Solid experience with SQL Server and T-SQL in data-intensive applications Experience working with Snowflake and cloud-based data platforms Good knowledge of Entity Framework and common repository/data access patterns Familiarity with AWS, including services such as EC2, RDS, and related infrastructure concepts Experience working in Agile teams and participating in standard delivery ceremonies Strong problem-solving skills and the ability to work effectively in complex enterprise environments Excellent communication and collaboration skills Desired or nice to have expertise _ Experience with Hangfire or similar background job processing frameworks Experience working on legacy application modernization Familiarity with CI/CD pipelines, automated testing, and deployment best practices. Our Core values are focus to inclusion and diversity, all qualified applicants will be considered for employment and will go thru a fair recruitment process regardless of their race, religion, gender identity, sexual orientation, national origin or disability status. Your journey with us begins here!!
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