Chaiyot Mali-ngam - Back-end Developer & DevOps Engineer

~/.Chaiyot Mali-ngam/

Back-End Developer and DevOps Engineer with 2+ years combined experience from project work and internships.

Back-End DeveloperFull Stack DeveloperDevOps Engineer

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The Tech Stack

~/portfolio/skills

Languages

Java

TypeScript

JavaScript

Golang

Frontend

React.js

Vue.js

TailwindCSS

SCSS

HTML

CSS

Backend

Spring Boot

Nest.js

Express.js

Package Managers

NPM

Apache Maven

Databases & Tools

PostgreSQL

MS SQL Server

MongoDB

Redis

Liquibase

Containerization & Tools

Docker

Kubernetes

OpenShift

Helm

Infrastructure

Istio

NGINX

PM2

Linux

CI/CD

GitHub Actions

Azure DevOps

GitLab CI/CD

Development Tools

Git

Postman

Visual Studio Code

Google Antigravity

Google Gemini

IntelliJ IDEA

Docker

GitHub

GitLab

DBeaver

Bash

Vim

chaiyot@linux:~/techstack$

echo "Stack Initialized Successfully."

Experience

cat experience.json

Programmer (Full-time)

Advanced Info Service Public Company Limited (AIS) Outsource by Chareon Tut Company Limited

Oct 2024 - Present

Developed Spring Boot REST APIs and a dynamic search engine that converts custom formats into SQL statements.
Designed resource configurations to dynamically control business logic and SQL execution for core services.
Enhanced search functionality and query logic for the Journey Log Service.
Optimized SQL Server performance through execution plan analysis and index management.
Configured Istio routes for service visibility and managed OpenShift deployments.
Automated Redis configuration reloads using custom pipelines and OpenShift commands.
Managed end-to-end release cycles: artifact building, versioning, and environment specific tagging.

Software Developer (Full-time)

Sirisoft Public Company Limited

May - Sep 2024

Refactored Spring Boot batch jobs from large transactions to row-by-row updates, eliminating deadlocks and lock contention.
Built and maintained Azure DevOps CI/CD pipelines for Spring Boot (on Tomcat) and .NET (on IIS) applications.
Designed automated PM2-based deployments for Node.js services with permanent startup configuration on server reboot.
Developed CI/CD pipeline solutions for PHP applications deployed to IIS using FastCGI.

Software Developer (Cooperative Education)

Primo World Company Limited

Dec 2023 - April 2024

Developed a TypeScript-based Config Generator Library to automate application configurations for new deployments.
Built Azure DevOps CI pipelines for automated Docker image building and storage in AWS ECR.
Customized and developed modern Enterprise Loyalty Platform UIs using Vue.js, SCSS, and TailwindCSS.

Software Engineer (Internship)

TMBThanachart Bank Public Company Limited

June - Sep 2023

Implemented a Proof of Concept (POC) for Liquibase database version control using Docker, Shell scripts, and MongoDB.
Developed a Release Dashboard with authentication and user role assignment using React.js, Spring Boot, and PostgreSQL.