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Engleang Sam

Engleang Sam

·

Jul 19

Optimizing an IPO: How an Engineering Mindset Won Cambodia’s First Education Public Offering

Transitioning from Head of Digital to Virtual Head of Commercial

Optimizing an IPO: How an Engineering Mindset Won Cambodia’s First Education Public Offering

Engleang Sam

·

Jun 22, 2025

How We Scaled PostgreSQL for High-Load Applications and Reports Using Pgpool-II and Built-in…

As the core system behind our digital operations expanded across multiple campuses, our database infrastructure became the heart of…

Engleang Sam

·

Jun 2, 2025

🧪 Load Testing Our Student Attendance System with Locust, JMeter, and Spring Boot Microservices

As the Digital Head at MJQE, I’m responsible not just for building technology — but for ensuring it runs at scale. One of our biggest…

🧪 Load Testing Our Student Attendance System with Locust, JMeter, and Spring Boot Microservices

Engleang Sam

·

Apr 22, 2025

How I Used Graph Algorithms to Solve a Legacy Student Data Migration Problem

Sometimes, the best solutions don’t come from fancy tech stacks — but from classic algorithms and data structures.

In

Dev Genius

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Engleang Sam

·

Jan 19, 2022

Simple SMS Api and Collector using FastAPI , Spring Boot , Kafka and MongoDB

This article is just the proof of concept for developing various complex integration systems which you can implement in any programming…

Simple SMS Api and Collector using FastAPI , Spring Boot , Kafka and MongoDB

Engleang Sam

·

Feb 20, 2021

Khmer word spell correction using BK-Tree data structure and Levenshtein distance

How to write the spell correction in a simple code?

Khmer word spell correction using BK-Tree data structure and Levenshtein distance

Engleang Sam

·

Aug 4, 2020

Solving maximum connected cell problem using Connected Component in Graph(DFS) and Cell grid…

A problem among varieties of coding test that fascinated me to find the solution after I could not complete it on time is “maximum…

Solving maximum connected cell problem using Connected Component in Graph(DFS) and Cell grid…

Engleang Sam

·

May 26, 2020

Breaking simple CAPTCHA using Tesseract with Java

CPATCHA is very popular feature for putting login or any action more secure as well as basic brute force attack prevention. However…

Breaking simple CAPTCHA using Tesseract with Java

In

TDS Archive

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Engleang Sam

·

Jul 20, 2019

Introduction to kNN algorithm by experiment on Khmer Handwriting classification using Java 8

Machine learning is the popular field currently and being discussed everywhere. There are many implementations on it using some functional…

Introduction to kNN algorithm by experiment on Khmer Handwriting classification using Java 8

Engleang Sam

·

Jun 27, 2019

Simple automate build using Docker and Gradle for Java Spring Boot project

Being programmers, we always like to build some automated tasks. Making computer program performing defined tasks is our hobby. Hence ,the…

Simple automate build using Docker and Gradle for Java Spring Boot project

Engleang Sam

Engleang Sam

Sr. Digital Development Manager @MJQE , Like to keep up with technologies such as algorithms , backend development , solution architecture.

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