Api Gateway:

- Node.js

Microservices:

- GoLang
- Node.js
- Php
- Python

Database:

- MySQL
- Postgres
- MongoDB

Infra:

- Docker
- Docker-compose
- Docker Swarm

Queue:

- RabbitMQ

Cache:

- Redis
- Memcached

Logs:

- Elastic Stack

Monitoring:

- Prometheus
- Grafana
- AlertManager
- Netdata
- cAdvisor
- Node_Exporter

CI/CD

- Jenkins