Hey there,

I'm Tumenbayar.

I'm a full stack developer who began their career with a passion for creating digital experiences. When I'm not immersed in coding, you'll find me conquering virtual worlds, enjoying cinematic adventures, or diving deep into the fascinating realm of physics. With an insatiable curiosity for knowledge, I'm currently on an exciting journey into the world of cybersecurity!

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ME
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Experience.

Full Stack Developer

ONDO LLC—January 2025 to Present

I work as a full-stack developer at ONDO LLC, focusing on building robust web applications using Java, Spring Boot, and React.js. I collaborate with the IT Department to develop scalable solutions and maintain high-quality code standards while working in a hybrid environment.

Full Stack Developer

Gejyuve—January 2024 to Present

As a full-stack developer at Gejyuve, I contribute to the development of innovative software solutions. I work with modern technologies including Java, Spring Boot, and React.js, collaborating with the IT team to deliver high-quality applications that meet business requirements.

Developer

Khan Bank—June 2023 to June 2024

I worked as a developer at Khan Bank, contributing to the development of banking applications and systems. I gained valuable experience in enterprise-level software development, working with Java, Spring Boot, and various database technologies while maintaining security and compliance standards.

Summer Internship

Khan Bank—June 2022 to August 2022

During my summer internship at Khan Bank, I learned the fundamentals of enterprise software development. I worked on various projects involving Spring Boot, database design, and API development, gaining hands-on experience in a professional banking environment.

Front-End Developer

Mpro—January 2023 to June 2023

I worked as a freelance front-end developer at Mpro, focusing on creating responsive and user-friendly web interfaces. I utilized React.js, Node.js, and modern JavaScript frameworks to build interactive applications and improve user experience across various projects.

Projects I've built...

Featured...

Gejyuve

Gejyuve

Web Platform

A comprehensive platform for connecting people and sharing experiences. Built with modern web technologies and designed for scalability.

Next.jsReactTypeScript+3 more
View Project
SciCon

SciCon

Conference Platform

A science conference platform that brings together researchers, students, and enthusiasts to share knowledge and discoveries.

ReactNode.jsExpress+3 more
View Project
SpaceCon

SpaceCon

Conference Platform

An innovative space exploration and astronomy platform that provides real-time data and interactive experiences.

Next.jsThree.jsWebGL+3 more
View Project

Services

eKYC System

Backend Service

A comprehensive electronic Know Your Customer system with identity verification, document processing, and compliance management for financial institutions.

Tech Stack
Node.jsExpressPostgreSQLRedisDockerAWSJWTREST APIsMicroservicesOAuth2
Production Ready

Event Ticket Sales System

Backend Service

A full-featured event ticketing platform with real-time inventory management, payment processing, and attendee management capabilities.

Tech Stack
Node.jsExpressMongoDBSocket.ioStripe APIRedisJWTREST APIsWebSocketsPayment Gateway
Production Ready

Other...

Next QR Reader

Next QR Reader

Utility Tool

A modern QR code reader built with Next.js, featuring real-time scanning and cross-platform compatibility.

Next.jsReact+3
AidKit

AidKit

Emergency Platform

A comprehensive aid and emergency response platform designed to help communities during crises.

ReactNode.js+3

Journey of my life...

I've been working and learning software Development for the past 5 years. Here's a timeline of my journey.

2006

I was born in Ulaanbaatar, Mongolia at 1st Maternity Hospital.

1stMaternityHospital1stMaternityHospital_a

2007 - 2011

During these years, I just went to kindergarten like others.

I changed my kindergarten several times because of my mom's work.

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2012

I attended 1st grade at 7th school in Ulaanbaatar.

My first grade was memorable because my teacher was amazing.

I participated in a lot of events and started to love studying.

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2021

I graduated from elementary school and moved to a secondary school.

In secondary school, I was involved in various clubs, including a science club.

I developed my passion for physics and math during these years.

2022

I graduated from secondary school and took a gap year to prepare for university.

During this year, I focused on self-study and personal development.

I also explored my interests in IT and programming.

2023

I enrolled in the KhanBank Internship.

I have been involved in various projects and internships to gain practical experience.

I am actively participating in coding competitions and hackathons.

2024

After my university application I just get into ONDO LLC as a Full Stack Developer

I didn't get into any university that I applied. Currently I'm in the GAP YEAR