h
hyewon_ham

Hyewon

@hyewon_ham
5,0(8)

Full Stack Developer

Südkorea
Koreanisch, Englisch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
Hi, I'm Hyewon, a Full-Stack Developer specializing in web application development, API integration, and bug fixing. I work with Python (FastAPI, Django), JavaScript/TypeScript, React, Next.js, Node.js, PostgreSQL, and MongoDB to build reliable and scalable applications. I can help you with: • Fixing bugs • Frontend and backend development • API integration • Website updates and feature implementation Let's discuss your project and find the best solution for your needs. ... Mehr lesen

Kompetenzen

h
hyewon_ham
Hyewon
offline • 

Meine Dienstleistungen

Übersetzung
I will translate, review, update english to korean
5,0(7)
Fehlerbehebung
I will edit your application until you satisfy
5,0(1)

Portfolio

Arbeitserfahrung

Not Found

Freiberufler • 8 yrs 4 mos

Full Stack Developer

May 2025 - Present1 yr 2 mos

Parki Interiors • Fixed critical backend issues including recursive request loops and token handling errors, stabilizing 200+ daily API requests and improving response reliability under load • Rebuilt the Instagram feed integration using Facebook OAuth and long-lived token management, restoring API stability and reducing response latency below 800 ms • Improved backend structure by refactoring server logic and aligning API responses with frontend workflows in a TypeScript-based web application • Worked closely with designers and stakeholders to align backend constraints with product requirements

Fullstack Developer

Oct 2019 - Present6 yrs 9 mos

Faubert Lab • Developed features based on academic research, enhancing accuracy and usability for research participants • Partnered in sprints to refine requirements, reducing rework and aligning deliverables with research goals

Fullstack Developer

Sep 2024 - Feb 20255 mos

WIMTACH • Designed and built full-stack application features using FastAPI, React, and OpenAI APIs to automate document review workflows, reducing manual review time by 80% • Built React and Next.js interfaces for document review, evaluation workflows, and results visualization • Built REST APIs and integrated frontend workflows through React and Next.js applications, implementing validation, schema design, and structured database interactions • Participated in Agile sprints and testing cycles, contributing to stable releases and clear cross-team communication

8 Bewertungen
5,0

(8)
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Zusammensetzung der Bewertung
  • Kommunikation
    5
  • Qualität der Lieferung
    5
  • Preis-Leistungs-Verhältnis der Lieferung
    5
1–5 von 8 Bewertungen
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    V
    image-docs

    vmdncom

    Wiederkehrender Kunde

    GB

    Großbritannien

    5

    Thanks for working on this project, as always there was a quick turnaround.

    Bis zu 50 $

    Preis

    3 Tagen

    Dauer

    gig

    Übersetzung

    Hilfreich?
    Ja
    Nein
    V
    image-docs

    vmdncom

    Wiederkehrender Kunde

    GB

    Großbritannien

    5

    Once again a fast and accurate delivery from Hyewon, thank you!

    Bis zu 50 $

    Preis

    2 Tagen

    Dauer

    gig

    Übersetzung

    Hilfreich?
    Ja
    Nein
    V
    image-docs

    vmdncom

    Wiederkehrender Kunde

    GB

    Großbritannien

    5

    Great to work with you again. More work to follow!

    200 $-400 $

    Preis

    8 Tagen

    Dauer

    gig

    Übersetzung

    Hilfreich?
    Ja
    Nein
    V
    image-docs

    vmdncom

    Wiederkehrender Kunde

    GB

    Großbritannien

    5

    Thanks for your work Hyewon!

    Bis zu 50 $

    Preis

    3 Tagen

    Dauer

    gig

    Übersetzung

    Hilfreich?
    Ja
    Nein
    V
    image-docs

    vmdncom

    Wiederkehrender Kunde

    GB

    Großbritannien

    5

    Great to work with Hyewon again. More working coming your way in the future!

    100 $-200 $

    Preis

    6 Tagen

    Dauer

    gig

    Übersetzung

    Hilfreich?
    Ja
    Nein