Programming: Python, PHP, JavaScript

Backend Framework: Django, FastAPI, Flask, Yii2, Laravel, Symfony, NodeJS, NestJS

Frontend Framework: VueJS, NuxtJS, ReactJS, NextJS

Database: MySQL, MariaDB, PostgreSQL, SQLite, MongoDB, Redis, DynamoDB

Web Service: Restful API, GraphQL, WebSocket, SOAP

DevOps: Git, Docker, Continuous Integration, Continuous Deployment

Protocol/Middleware: gRPC, RabbitMQ, Celery, API Gateway, Elasticsearch

Cloud: Terraform, AWS (EC2, ECS, S3, Lambda)

Other: Sentry, Jira, TDD, OOP, MVP, MVC, SOLID, Serverless, Design Pattern, MicroService