developer

Would you like to chat with Oscar before hiring him?

Oscar Han

Full stack Web/Mobile developer
  • Ideal project length > 6 months
  • Location Remotely
  • Available from Now

Enthusiastic Software Developer with 8+ years of JavaScript, Python, PHP, and Golang experience. I majored in Computer Science at the university for 3 years. In my free time, I love to contribute to open-source projects like React Native libraries. Recently, I am fascinated by AI/ML technologies and AR/VR industry and trying to work on small personal projects. My passion is to learn new tech/framework. I would like to meet professionals all over the world.

Skills
  • React
  • React Native
  • Vue
  • Node.js
  • HTML
  • CSS
  • Swift
  • Java
  • Python
  • Golang
  • PHP
Work
Experience

Full stack Web/Mobile Developer

Freelancer && Contractor

February 2017 – Present

  • Responsible to create web/mobile application for startup companies and individual clients to make their ideas live
  • Help to upgrade out-of-date products to the latest technology stack and bug-free
  • Help to find the right candidates to level-up their dev team
  • Remote work from all over the world

Web designer and web site support

Glass LPS, Bratislava

August 2012 – June 2014

  • Developed stand-alone and web applications using JavaScript and jQuery technologies.
  • Translated design team’s UX wireframes and mockups into responsive, interactive features, using HTML/CSS

Javascript Developer

BlobCity

July 2015 – October 2016

  • Create their websites and web application with Angular/React, Golang, Node
  • Add Responsible UI Design to support all browsers
  • Get and fix the feedback from active users
  • Worked extensively in Agile Development environment

Senior Frontend Lead Developer

Meveto Inc

05/2020 – 11/2020

  • Enhancement of management system for the dev team
  • Fixing bugs/critical issues of Web and Mobile products and publish to the live.
  • Cross-platform testing and pipeline management Align with business owners and clients to streamline the process of requirement and delivery
  • Demostostakeholders and improvement suggestions for better customer experiences

Frontend Mobile/Web Developer

Incentive Solution Inc

5/2018 – 6/2019

  • Create and maintain Mobile Application with React Native/Firebase
  • Cross-platform testing and pipeline management Help to demonstrate the products to the potential investors
  • Create and maintain Sass web admin panel with Vue/Vuetify/Vuex/Vue-router/Firebase

Software Engineer

Brightergy

11/2016 – 10/2017

  • Working with the team to add more features and maintain their web products.
  • Support the backend team to add more endpoints and update the database structure.
  • Utilized multiple data structures, including Redblack trees and hashing algorithms.
  • Oversaw team working on grid computing using Condor and cloud computing for high performance and distributed computing.
Education

Singapore Institute of Technology

Bachelor's degree of Science (B.S.)

08/2008 - 07/2012

  • Session: Computer science
  • C programming language. Software Engineering
Other
ACHIEVEMENTS
Won Top-Rated Freelancer (2019) I made the top 10% of the freelancer on Upwork.
ACHIEVEMENTS
Best Performer of the Team (05/2020 - 08/2020) Won these awards for my consistent evolution in the project
INTERESTS
Football Travelling Cooking Video Game

Hire Oscar