Profile photo of Jay Hahn

Jay H.

Average rate
  • Joined November 2020

Dynamic tech enthusiast offering over 8 years of great experience in web and mobile development. Looking for a new challenge role.

  • Vancouver, BC, Canada
Profile photo of Jay Hahn
Jay H.
Vancouver, BC, Canada



I have been working as a software engineer over 8 years. And I have worked with the startups in the United States and some other European countries as a remote full stack or front end engineer.
Looking for a new challenge as a senior full stack engineer.

Work history

Milk Interactive AG
Senior Software Engineer
- Contributed to Daysyview mobile development which works with Daysy (an intelligent fertility tracker that lets women get to know their very own menstrual cycle). - Built DaysyView for both iOS and Andoird platforms using React Native/TypeScript...
WetTech Edge Inc
Senior FullStack Developer
- Designed & architected the backend & frontend development. - Developed bitbucket pipeline, and infra using AWS lightsail instances. - Optimized SEO and improved brand presence across search engines by creating a powerful, modern, and focused design...
Purple Panda
Senior React Frontend Developer
- Performed frontend development for from small to large scope websites utilizing React, Typescript, GraphQL, Apollo - Implemented new UI/UX, SSR(Server Side Rendering) using ReactJS, NextJS, SCSS - Designed and implemented scalable frontend...
Senior Web Developer
- Contributed to an online marketplace development project for luxury villa rentals across the world. - Worked closely with other members of the development team through the full systems lifecycle including requirements capture, design, development, ...
Synergix Technologies Pte Ltd
Junior Web Developer
- Full time employee, scoped project requirement using Agile & Scrum principles related to the mission-critical Multi-page application that prioritized developing activities and reduced ad hoc work requests by 16%. - Revamped UI, UX and overall design...
TechTIQ Solutions Pte Ltd
- Started Service web app based on Php, Html/CSS, javascript; designed experiments and conducting UX/UI A/B tests that resulted in improved content engagement and content shareability by 54%. - First experience developing medical service platform,...



UptimePM is for operation managers accountable for preventative maintenance for companies. Tech Stack: React Hooks, React Navigation Hooks, GraphQL, Apollo, TypeScript, Antd, Node/Express, TypeScript, TypeGraphQL, RavenDB


DLD-VIP is a kind of ecommerce platform where users can purchase and review the world famous guns. Tech Stack: React, Redux, Redux Saga, TypeScript, Node/Express, PostgreSQL.


DaysyDay is a mobile app which works with Daysy device (fertility tracker for women) via bluetooth. Tech Stack: React Native, TypeScript, Swift, Kotlin, Php/Laravel, MySQL


Seeking work


  • Not specified