Koni Sam

Koni Sam — Blockchain Engineer

Expertise in Blockchain and Cryptography.

Last verified on June 12, 2025

Core Skills

React

Vue.js

Angular

Next.js

Nuxt

Bio Summary

Organized, collaborative and highly skilled full stack & blockchain developer with 8+ years of professional experience in dynamic and deadline-driven work environments. Self-motivated and self-taught professional who always trends to challenge difficult problems no one dares to try. The following skills can cover your project? - Blockchain (Solidity, Web3.js, Ethers.js) - JS frontend frameworks (React, Vue, Angular, Next, Nuxt, Gatsby) - Backend skills (Laravel, Express, Django, .NET) - Other (GraphQL, Shopify, AWS, Firebase, Google APIs, Typescript) If so, your project is already 99.99% done. The only thing left is to hire me and wait for the perfect result drinking coffee ~_~

Technical Skills

Programming Languages	JavaScript
JavaScript Frameworks	Angular, Express, GatsbyJS, Next.js, Nuxt, React, Vue.js
.NET Platform	ASP.NET
Python Frameworks	Django
Mobile Frameworks and Libraries	Fabric
Python Libraries and Tools	Fabric
PHP Frameworks	Laravel
JavaScript Libraries and Tools	NgRx, Redux, Vuex
Databases & Management Systems / ORM	Firebase
Cloud Platforms, Services & Computing	AWS
Platforms	Firebase

## Education
- Bachelor of Computer Engineering
From 2011 to 2013
Hong Kong Polytechnic University Hung Hom, Hong Kong
- Master's Degree of Computer Engineering
From 2013 to 2015
Hong Kong Polytechnic University Hung Hom, Hong Kong

## Work Experience

Full Stack Developer
From March 2013 to July 2015 Toptal Remote
- Converted designs to web pages with HTML/CSS/Bootstrap pixelperfectly and mobile-friendly
Involved in the development of a school management system using CodeIgniter (HTML/CSS/Bootstrap/Javascript/PHP/MySQL)
- Built several kinds of blogging sites ranging through small to large-scale
(MongoDB + ExpressJS + AngularJS + Nodejs)
- Implemented real-time chatting/shared whiteboard part on modern
websites (ExpressJS + Socket.IO)
- Built stable and maintainable code bases using Git/Github
Full Stack Engineer
From November 2015 to September 2017 FOLIO3 Toronto, Canada
- Reduced by 80% the total amount of time spent to execute the full
regression tests by organizing and automating the test cases
- Managed a team of 2 remote full-time employees
- Deployed the software in 3 hospitals, providing initial training and user
support to the system users
- Developed enhanced financial controls which increased processing times
by 15% and allowed for full transparency at all levels
- Provided full cycle recruiting services to myriad of agency clients and
made upward of 80 placements

PM & Team Leader
From November 2017 to August 2019 ANGRY NERDS Toronto, Canada
- Developed Object Lesson app which is popular among teachers and
students with React + Typescript + Fabricjs
- Handled fullstack projects with MERN/MEVN/MEAN, Vue + Laravel, React
+ Django, Angular + .NET etc
- Integrated external services such as AWS, Firebase, Google APIs, cloud
services, payment services etc
- Lead a team of 5 web developers, providing feedback, clarifying
requirements and helping with technical questions
- Built a marketing, e-commerce website to improve and enhance the
company online market business
- Monitored the overall progress of the projects and manage the tasks
distributed to the team

Blockchain Developer
From November 2019 to September 2020
SECUREKEY TECHNOLOGIES INC Toronto, Canada
- Worked on web3 integration, headless-api and maintenance
- Developed smart contracts using solidity
- Integrated smart contracts using web3.js and ethers.js

Fullstack & Blockchain Engineer
Since October 2020 Self Employed Remote
I'm looking for a investor who can accomplish HUGE business ideas
together.
Really hope to meet a forever-client who is reliable and want to spend all of
my heart and effort for..

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