Design Patterns, Nosql, Typescript, Javascript, Sonarqube, Application Security, Nestjs, AWS, Logging, Graphql, Eslint, Solid Principles, Node.js, Jwt, Sql, Restful Apis, Software design principles, Authentication workflows, Performance optimization, Caching, CI/CD pipeline, Monitoring, Error-handling, Role-based access control

Vuejs, Node.js, AWS