Available For Work

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11:59:37

Available For Work

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Hello I Am

Pragadesh V

Hello I Am

YoungHyun Kim

Software Engineer (Full-Stack & iOS) | Master’s Student in Cybersecurity
@Melbourne Institute of Technology (Melbourne)

Apps, Backend Cloud

Technical Domains

0

+

Years of Experience

Multiple Markets experience

(KR · JP · AU)

50

+

Focus on Reliability & Performance

My Experience

Navigating diverse environments with adaptability and expertise for holistic solutions.

My Experience

Navigating diverse environments with adaptability and expertise for holistic solutions.

My Experience

Navigating diverse environments with adaptability and expertise for holistic solutions.

Laon People

Tech Firm

2024 - 2025

Software Engineer

• Enhanced real-time swing feedback accuracy for the SwingEZ AI golf swing analysis app by integrating YOLOv5 and custom machine learning models. • Improved ML inference latency by optimizing model loading and tuning pipeline throughput on edge devices.

Freelance

Tech Firm

2023 - 2024

iOS Developer

• Built a child safety iOS app using iBeacon and Bluetooth Low Energy (BLE) to detect proximity and trigger alerts, supporting real-time location sharing and abduction prevention features. • Integrated native iOS background services and push notifications for continuous monitoring with minimal battery impact.

Peluvis Inc.

Tech Start-up

2022 - 2023

Full Stack Developer

• Led backend development for a logistics tracking system leveraging the Sigfox protocol, contributing to the system architecture, database design, and integration with legacy services for a successful product launch • Built a CI/CD pipeline using Jenkins and Docker to automate testing and deployment, improving team delivery speed by 40%. • Integrated location tracking into the MRPS employee management app and developed a high-throughput backend platform using a multi- language stack (Python, Java, Redis), enhancing scalability and location control precision.

Freelance

Tech Start-up

2022

iOS Developer

• Developed a SwiftUI-based iOS module utilizing NTRIP protocol to enhance GNSS accuracy for golf range applications, enabling real-time centimeter-level positioning. • Designed the interface for seamless integration with the existing app, improving user satisfaction through intuitive UX.

HANCOM Robotics Co.

Robotics Firm

2021

Full Stack Developer

• Led backend development for the AI Home Robot service platform using Kotlin, Spring Boot, MySQL, Docker, and Kubernetes, enabling stable service for thousands of connected devices. • Created a custom Serial Communication Library to ensure seamless interaction between the robot and IoT peripherals, improving reliability for autonomous navigation and obstacle avoidance features.

UD Tech Service Co., Ltd

Tech Firm

2017 - 2021

Full Stack Developer

• Reduced image loading time in Kia Motors' insurance management system from 90+ seconds to under 10 seconds by optimizing image rendering and data transmission, significantly improving user experience and operational efficiency. • Developed and maintained Q-Friends mobile app (2M+ downloads), overseeing data migration and managing service shutdown with zero critical incidents. • Built and deployed Kia Motors' Next-Generation Vehicle Management System and Red Sams App using Java, PL/SQL, and Oracle DB, streamlining inter-departmental workflows across inventory, sales, and maintenance.

Laon People

Tech Firm

2024 - 2025

Software Engineer

• Enhanced real-time swing feedback accuracy for the SwingEZ AI golf swing analysis app by integrating YOLOv5 and custom machine learning models. • Improved ML inference latency by optimizing model loading and tuning pipeline throughput on edge devices.

Freelance

Tech Firm

2023 - 2024

iOS Developer

• Built a child safety iOS app using iBeacon and Bluetooth Low Energy (BLE) to detect proximity and trigger alerts, supporting real-time location sharing and abduction prevention features. • Integrated native iOS background services and push notifications for continuous monitoring with minimal battery impact.

Peluvis Inc.

Tech Start-up

2022 - 2023

Full Stack Developer

• Led backend development for a logistics tracking system leveraging the Sigfox protocol, contributing to the system architecture, database design, and integration with legacy services for a successful product launch • Built a CI/CD pipeline using Jenkins and Docker to automate testing and deployment, improving team delivery speed by 40%. • Integrated location tracking into the MRPS employee management app and developed a high-throughput backend platform using a multi- language stack (Python, Java, Redis), enhancing scalability and location control precision.

Freelance

Tech Start-up

2022

iOS Developer

• Developed a SwiftUI-based iOS module utilizing NTRIP protocol to enhance GNSS accuracy for golf range applications, enabling real-time centimeter-level positioning. • Designed the interface for seamless integration with the existing app, improving user satisfaction through intuitive UX.

HANCOM Robotics Co.

Robotics Firm

2021

Full Stack Developer

• Led backend development for the AI Home Robot service platform using Kotlin, Spring Boot, MySQL, Docker, and Kubernetes, enabling stable service for thousands of connected devices. • Created a custom Serial Communication Library to ensure seamless interaction between the robot and IoT peripherals, improving reliability for autonomous navigation and obstacle avoidance features.

UD Tech Service Co., Ltd

Tech Firm

2017 - 2021

Full Stack Developer

• Reduced image loading time in Kia Motors' insurance management system from 90+ seconds to under 10 seconds by optimizing image rendering and data transmission, significantly improving user experience and operational efficiency. • Developed and maintained Q-Friends mobile app (2M+ downloads), overseeing data migration and managing service shutdown with zero critical incidents. • Built and deployed Kia Motors' Next-Generation Vehicle Management System and Red Sams App using Java, PL/SQL, and Oracle DB, streamlining inter-departmental workflows across inventory, sales, and maintenance.

Laon People

Tech Firm

2024 - 2025

Software Engineer

• Enhanced real-time swing feedback accuracy for the SwingEZ AI golf swing analysis app by integrating YOLOv5 and custom machine learning models. • Improved ML inference latency by optimizing model loading and tuning pipeline throughput on edge devices.

Freelance

Tech Firm

2023 - 2024

iOS Developer

• Built a child safety iOS app using iBeacon and Bluetooth Low Energy (BLE) to detect proximity and trigger alerts, supporting real-time location sharing and abduction prevention features. • Integrated native iOS background services and push notifications for continuous monitoring with minimal battery impact.

Peluvis Inc.

Tech Start-up

2022 - 2023

Full Stack Developer

• Led backend development for a logistics tracking system leveraging the Sigfox protocol, contributing to the system architecture, database design, and integration with legacy services for a successful product launch • Built a CI/CD pipeline using Jenkins and Docker to automate testing and deployment, improving team delivery speed by 40%. • Integrated location tracking into the MRPS employee management app and developed a high-throughput backend platform using a multi- language stack (Python, Java, Redis), enhancing scalability and location control precision.

Freelance

Tech Start-up

2022

iOS Developer

• Developed a SwiftUI-based iOS module utilizing NTRIP protocol to enhance GNSS accuracy for golf range applications, enabling real-time centimeter-level positioning. • Designed the interface for seamless integration with the existing app, improving user satisfaction through intuitive UX.

HANCOM Robotics Co.

Robotics Firm

2021

Full Stack Developer

• Led backend development for the AI Home Robot service platform using Kotlin, Spring Boot, MySQL, Docker, and Kubernetes, enabling stable service for thousands of connected devices. • Created a custom Serial Communication Library to ensure seamless interaction between the robot and IoT peripherals, improving reliability for autonomous navigation and obstacle avoidance features.

UD Tech Service Co., Ltd

Tech Firm

2017 - 2021

Full Stack Developer

• Reduced image loading time in Kia Motors' insurance management system from 90+ seconds to under 10 seconds by optimizing image rendering and data transmission, significantly improving user experience and operational efficiency. • Developed and maintained Q-Friends mobile app (2M+ downloads), overseeing data migration and managing service shutdown with zero critical incidents. • Built and deployed Kia Motors' Next-Generation Vehicle Management System and Red Sams App using Java, PL/SQL, and Oracle DB, streamlining inter-departmental workflows across inventory, sales, and maintenance.

What I Build

Building reliable, scalable systems that power real-world applications across mobile, backend, cloud, and network environments.

What I Build

Building reliable, scalable systems that power real-world applications across mobile, backend, cloud, and network environments.

What I Build

Building reliable, scalable systems that power real-world applications across mobile, backend, cloud, and network environments.

Featured Projects

What I’ve built, how I built it, and why it works

Featured Projects

What I’ve built, how I built it, and why it works

Featured Projects

What I’ve built, how I built it, and why it works

Swing EZ

ML

.NET

Health

Enhanced realtime golf swing analysis by optimizing inference performance and improving motion-tracking accuracy.

Swing EZ

ML

.NET

Health

Enhanced realtime golf swing analysis by optimizing inference performance and improving motion-tracking accuracy.

Swing EZ

ML

.NET

Health

Enhanced realtime golf swing analysis by optimizing inference performance and improving motion-tracking accuracy.

Tracking

SpringBoot

AWS

Sigfox

Developed logistics and employee management platforms with Spring Boot, Sigfox integration, and CI/CD automation.

Tracking

SpringBoot

AWS

Sigfox

Developed logistics and employee management platforms with Spring Boot, Sigfox integration, and CI/CD automation.

Tracking

SpringBoot

AWS

Sigfox

Developed logistics and employee management platforms with Spring Boot, Sigfox integration, and CI/CD automation.

Robotics

Android

Microservices

Built a scalable backend for AI home robots using Kotlin, Spring Boot, Docker, and Kubernetes.

Robotics

Android

Microservices

Built a scalable backend for AI home robots using Kotlin, Spring Boot, Docker, and Kubernetes.

Robotics

Android

Microservices

Built a scalable backend for AI home robots using Kotlin, Spring Boot, Docker, and Kubernetes.

Kia Mobile App

Mobile App

Back-end

Full stack

Operated and maintained the Q Friends mobile app with over 2 million downloads, ensuring stable, long-term service reliability.

Kia Mobile App

Mobile App

Back-end

Full stack

Operated and maintained the Q Friends mobile app with over 2 million downloads, ensuring stable, long-term service reliability.

Kia Mobile App

Mobile App

Back-end

Full stack

Operated and maintained the Q Friends mobile app with over 2 million downloads, ensuring stable, long-term service reliability.

@2025, All Rights Reserved

Local Time ( IST )

11:59:37

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@2025, All Rights Reserved

Local Time ( IST )

11:59:37

Instagram Logo
Dribbble Logo
X.com Logo

@2025, All Rights Reserved

Instagram Logo
Dribbble Logo
X.com Logo