Komsan Nipharat

Languages

Go

Data

PostgreSQL · MongoDB

Infrastructure

Docker · GitLab CI · AWS

Queues

RabbitMQ · NSQ

• GRAM Software Solution Co., Ltd.Sep 2023 – Sep 2026

  Full Stack Developer · Bangkok, Thailand

  • Lead developer of the Tago driver app (10K+ Play Store installs) and sole developer of TruckKrub and ล่าค่าเที่ยว (La Kha Thiao), both live on iOS and Android.
  • Cut the API Docker image from 2.6 GB to 1.17 GB by moving PDF rendering from Puppeteer to Gotenberg.
  • Upgraded the Angular back office from v17 to v22 and built its multi-tenant white-label system.
  • Sole developer of the bank QR payment service that connects yard and transport billing to two Thai bank QR payment rails.
  • Documented servers, deploy playbooks, and a domain primer so the platform can be operated and handed over without tribal knowledge.
  • About 3,400 commits across 24 repositories and 12 products; sole or near-sole author of 16 of the 24 repositories.
• AddTech Hub Public Company LimitedApr 2020 – Sep 2023

  Software Developer · Bangkok, Thailand

  • Main author of the New MVAS scheduler in Go + NSQ (597 of 657 commits), which sends subscription content and charges across three Thai mobile operators.
  • Main author of the campaign platform's NestJS service (348 of 423 commits): services, redeem codes, USSD callbacks, partner callbacks, and Kibana reporting.
  • Built the carrier-billing portal and partner dashboard in Angular, including fixes from a penetration test.
  • Fixed production deadlocks, retries, and slow MongoDB queries by moving blocklist and subscription checks to aggregations.
• National Electronics and Computer Technology Center (NECTEC)2017 – 2020

  Research Assistant · Internship · Pathum Thani, Thailand

  • Z-Size Ladies: face tracking and warping for BMI visualization (Flask, dlib 68-point landmarks, OpenCV), later rewritten in Flask + React.
  • AutoKnee: knee X-ray tool that crops AP/LP views, finds femur and tibia contours, and runs a U-Net (TensorFlow/Keras, React + Konva).

• EDI Go service (COPARN / CODECO) · Sole author

  Go microservice that receives and sends shipping-line EDI messages over FTP and email.

  Go · RabbitMQ · PostgreSQL · Jaeger · OpenTelemetry · Docker

• TMS Light · Founder of the repo; sole frontend and infrastructure developer (81% of commits)

  Lightweight transport billing product: work order → invoice → receipt, plus aging and revenue reports.

  Angular · NestJS · MongoDB · Turborepo · Playwright · GitLab CI

• Go workers and NSQ schedulers · Main author — 597 of 657 commits (2022–2023)

  The New MVAS scheduler: a Go + NSQ queue processor that sends subscription content, charges, and warnings across three Thai mobile operators.

  Go · Echo · NSQ · MongoDB

• Campaign platform service · Main author — 348 of 423 commits (2023)

  NestJS service for a telecom campaign and subscription platform: services, redeem codes, USSD and partner callbacks, permissions, and Kibana reports.

  NestJS · MongoDB · Elasticsearch · Kibana · AWS

7 pull requests merged into other people's projects, including node-pg-migrate, herdr, ngx-daterangepicker-material, and collie.