Kraiwit.W Devfolio.

Portfolio

Showcase selected backend and system design projects here.

Devfolio API Platform

Personal portfolio backend platform with blog management, deployed on GCP VM with Docker, Nginx, and CI/CD via GitHub Actions.

GolangPostgreSQLDockerNginxGCPGitHub Actions

FastQuote Insurance Quotation System

Backend microservices for insurance premium calculation workflows with strong focus on correctness and financial rules.

GolangPostgreSQLRedisClean Architecture

Real-time Order Processing System

Real-time backend service using Go, Redis, WebSocket, and PostgreSQL for event-driven order workflows.

GolangRedisWebSocketPostgreSQL