u
uncaose

Hyun Cho

@uncaose

Full stack rescue developer for Java Spring Boot Node PHP React and Linux

Corea del Sud
Coreano, Inglese
Alcune informazioni sono riportate in lingua inglese.
Chi sono
20 years building and running web backends: Java/Spring Boot, Node.js (Express), PHP (CodeIgniter), React/Vue, MySQL/PostgreSQL/MS-SQL, Linux + Nginx + GitLab CI. I fix what is broken and ship what is half-done: API bugs, Nginx 502/504, failed deploys, slow queries, legacy-to-Spring Boot migrations, e-commerce/CRM integrations. How I work: written brief first, fixed scope, daily written update, a short screen recording when I deliver. Remote and async (UTC+9 - your night is my working day). No AI/ML claims, no mobile-native. If your problem is not in my list, I say so on day one.... Continua a leggere

Competenze

u
uncaose
Hyun Cho
offline • 

Consulta i miei servizi

Correzione di bug
I will fix java spring boot or node js API bugs errors and failed builds
A partire da15 USD / progettoMaggiori dettagli
CI/CD
I will deploy your node js or spring boot app on a vps with nginx SSL ci
A partire da20 USD / progettoMaggiori dettagli

Esperienza lavorativa

Self-Employed_/ Freelancer

Full-stack Engineer (E1 CRM modernization, via Mintholde)

Self-Employed / Freelancer • Freelance

Feb 2026 - Sep 2026 • 7 mos

Migrated a CRM membership domain (members, points, cards) from Spring Framework to Spring Boot for an energy company (prime contractor Quintet Systems). Designed and built REST APIs in Java, Spring Boot, MyBatis and MS-SQL; built the admin front end in React, TypeScript, TanStack Query, Zod and Vite with Vitest. Windows 11, MS-SQL, Azure.