Designed and implemented versioning, branching, and merging workflows for a large-scale no-code platform, improving release reliability and cross-team collaboration within the platform.

Led backend development for a public marketplace, enabling reusable components and shared applications across enterprise customers.

Designed and implemented Node APIs using Zod, Express, TypeScript and Swagger, standardizing validation and documentation and reducing backend boilerplate across teams.

Built shared infrastructure utilities using Redis (caching) and RabbitMQ (messaging), improving system performance, reliability, and developer productivity.

Re-architected a legacy billing system into a .NET Windows service using C#, MSSQL, and Dapper, improving billing report performance by 25x and significantly reducing support overhead.

Designed and maintained large-scale ETL pipelines using SSIS, Apache Spark, Scala, Airflow, Python, MSSQL, and Postgres, processing terabytes of retail data daily.

Developed and maintained web applications using React, Vue, and C# microservices, modernizing multiple enterprise software products.

Automated deployments via CI/CD pipelines using Docker, TeamCity, and Octopus Deploy, reducing manual deployment effort and release risk.

Built automated test suites using Cypress, Jest, xUnit, and Pact, improving release confidence and reducing production regressions.