Oauth, Paas, Saas, PostgreSQL, Jwt, Ruby On Rails, MySQL, API versioning, Git, RSpec, Postman, third-party API integrations, messaging systems, microservices architectures, AI-powered tools, API authentication protocols, RESTful API design, Webhooks, event-driven architecture, API testing frameworks

state management , Lambda, Apis, interactive visualizations, data pipelines, Data Validation, OpenAPI, real-time updates, streaming responses, error handling

Rabbitmq, NGRX, RDBMS, Express.Js, Typescript, Kafka, React, AWS, Node.js, Python, Kubernetes, Azure, Docker, Redux, Javascript, Data pipelines, Sails.js, Go, Angular 14, MonoRepo structures, Serverless architectures, Microservice architectures