Freelancers in Pyeongtaek-siFreelancers in Pyeongtaek-si
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Kevin Kam's avatar
Kevin Kam
Hwaseong-si, South Korea
Senior Mobile App Developer with 25+ years experience
New to Contra
Senior Mobile App Developer with 25+ years experience
Cover image for Designed, developed, and published Stone
Designed, developed, and published Stone Grid as a solo Flutter developer. Stone Grid is a cross-platform Gomoku (Five in a Row) strategy board game featuring AI opponents, local multiplayer, multiple board sizes, hint systems, zoom controls, and customizable game rules. Built and maintained the entire application, including game logic, AI gameplay systems, board rendering, local state management, in-app purchases, advertising integration, and App Store / Google Play releases. Technologies: Flutter, Dart, SQLite, In-App Purchase, AdMob
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Cover image for Designed, developed, and published Sudoku
Designed, developed, and published Sudoku Heaven as a solo Flutter developer. Sudoku Heaven is a cross-platform puzzle application featuring multiple difficulty levels, daily challenges, statistics tracking, progress management, hint systems, and offline gameplay. Built and maintained the entire application, including puzzle generation and validation logic, local data storage, in-app purchases, advertising integration, game progression systems, and App Store / Google Play releases. Technologies: Flutter, Dart, SQLite, In-App Purchase, AdMob
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Cover image for Developed and published TraitTest, a
Developed and published TraitTest, a cross-platform personality assessment application built with Flutter. The app is based on the scientifically recognized Big Five personality model and provides personality analysis, MBTI-style type suggestions, visual result charts, and shareable result summaries. Implemented multilingual support, local data management, in-app purchases, result history, and a responsive user experience across iOS and Android. Technologies: Flutter, Dart, SQLite, In-App Purchase
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Cover image for Developed and maintained the BlackVue
Developed and maintained the BlackVue mobile application for iOS as a freelance mobile developer. Implemented and maintained key features including Wi-Fi Direct communication, live view streaming, video playback, cloud integration, authentication, and App Store releases. Technologies: Swift, Objective-C, BLE, REST API, Wi-Fi Direct, Apple Sign In, Google Sign-In, SQLite
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Dabin Lee's avatar
Dabin Lee
Suwon-si, South Korea
3D Render l Model l Animation l 360VR
3D Render l Model l Animation l 360VR
Cover image for High quality 3D visualize for House
High quality 3D visualize for House
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Cover image for High quality 3d visualize for Kitchen
High quality 3d visualize for Kitchen
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Cover image for Interior design/3D visualize for IT Office
Interior design/3D visualize for IT Office
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3
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Alex Mosesman's avatar
Alex Mosesman
Gunpo-si, South Korea
UI/web designer building sleek, responsive websites.
UI/web designer building sleek, responsive websites.
Cover image for Arroyo Skateboards
Arroyo Skateboards
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Cover image for Stillmark Studio
Stillmark Studio
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Cover image for CoLab Austin
CoLab Austin
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Cover image for Seoul Rock - Desktop & Mobile App Design
Seoul Rock - Desktop & Mobile App Design
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Heeyeun Song's avatar
Heeyeun Song
Cheonan-si, South Korea
UX/UI Designer | Framer & Figma Specialist
UX/UI Designer | Framer & Figma Specialist
Cover image for Copenhagen Archive
Copenhagen Archive
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Cover image for Wooring - family linking app
Wooring - family linking app
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2
Cover image for Carva - carpooling app
Carva - carpooling app
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2
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Dongho Seo's avatar
Dongho Seo
Ansan-si, South Korea
Product Designer & 3D Modeler
Product Designer & 3D Modeler
Cover image for Product Design Portfolio
Product Design Portfolio
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Cover image for PROJECT : JET SKI
PROJECT : JET SKI
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Cover image for Kendo Bogu
Kendo Bogu
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