Profile cover photo
You're now following
Error following user.
This user does not allow users to follow them.
You are already following this user.
Your membership plan only allows 0 follows. Upgrade here.
Successfully unfollowed
Error unfollowing user.
You have successfully recommended
Error recommending user.
Something went wrong. Please refresh the page and try again.
Email successfully verified.
User Avatar

Jack S.

@jacks199

0.0
0
0.0
0.0
0%

Senior Frontend Developer

$20 USD / Hour
Flag of
United Kingdom (5:35 PM)
Joined on January 15, 2025
$20 USD / Hour
Over 8 years of extensive experience in software development life cycle (SDLC) in web developing and designing using JavaScript technologies. I have a strong background in HTML, CSS, JavaScript, TypeScript, and frameworks like React, Vue.js, and Next.js. I’ve built scalable applications using Node.js, Prisma, and PostgreSQL, and have extensive experience with API integration RESTful & GraphQL, real-time services via [login to view URL], and deploying on AWS and GCP. Extensive experience in design, development and testing of high availability and scalable Web applications. I have honored by bachelor's degree on Software Engineering. My previous clients have rated me with highest rank and recommended me with the highly positive reviews. ✔️ Meet deadline, hire rate >= 46% ✔️ Entrusted with big companies ✔️ Give the level best at any job without hesitation. Thank you for the visit to my profile
Verifications

Portfolio

Portfolio

12459337
12459337
Changes saved
0.0 · 0 Reviews
Reviews
No reviews to see here!
Experience
Senior Frontend Engineer
Nov, 2023 - Sep, 2024
10 months
NextWave Tech
Nov, 2023 - Sep, 2024
10 months
Reimagined the flagship product using Svelte, Supabase, and PostgreSQL, achieving a 20% boost in user retention. Developed a comprehensive component library with Tailwind CSS and Bootstrap for consistent UI/UX. Built real-time collaboration features with GraphQL and Socket.io, enhancing product competitiveness. Managed cloud infrastructure with AWS, introducing cost-effective solutions for scalability and high availability.
Flag of
Austin, United States
Nov, 2023 - Sep, 2024
10 months
Senior Frontend Developer
Jan, 2022 - Jun, 2023
1 year, 4 months
BlueOrbit Technologies
Jan, 2022 - Jun, 2023
1 year, 4 months
Led the development of modern web applications with SvelteKit, Supabase, and Prisma, ensuring optimal performance and scalability. Built reusable UI components with React and Vue.js for cross-platform compatibility. Implemented real-time features using Socket.io, enhancing live interaction capabilities. Introduced Jest and Cypress for end-to-end testing, improving code quality by 30%. Optimized cloud infrastructure using GCP, reducing hosting costs by 20%
Flag of
Vancouver, Canada
Jan, 2022 - Jun, 2023
1 year, 4 months
ClearWave Digital
Jan, 2018 - Sep, 2021
3 years, 7 months
Frontend Developer
Dec, 2018 - Sep, 2021
2 years, 8 months
Designed and built scalable web applications using Svelte, TypeScript, and Tailwind CSS, improving page load times by 25%. Created serverless APIs with Firebase and integrated with MongoDB for dynamic content delivery. Enhanced team productivity by implementing GitHub Actions for CI/CD pipelines. Developed GraphQL endpoints to simplify data queries for frontend components.
Flag of
Kyiv, Ukraine
Frontend Developer
Jan, 2018 - Sep, 2019
1 year, 7 months
Designed and built scalable web applications using Svelte, TypeScript, and Tailwind CSS, improving page load times by 25%. Created serverless APIs with Firebase and integrated with MongoDB for dynamic content delivery. Enhanced team productivity by implementing GitHub Actions for CI/CD pipelines. Developed GraphQL endpoints to simplify data queries for frontend components.
Flag of
Kyiv, Ukraine
Jan, 2018 - Sep, 2021
3 years, 7 months
Education
The University of Manchester
2015 - 2017
2 years
Bachelor of Computer Science
Flag of
United Kingdom
2015 - 2017
2 years
Invite sent successfully!
Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759) & Freelancer Online India Private Limited (CIN U93000HR2011FTC043854)
Copyright © 2025 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.