Browse categories
Explore
Fiverr Pro
English
$
USD
Yevhen Hoha
@eragon1x2
Level 1
React Nextjs Bug Fix and Performance Expert
Ukraine
English, Ukrainian, Romanian
About me
đ„ Need it fixed fast, secure & production-ready?
I'm a Full-Stack Engineer specializing in React/Next.js and Python (FastAPI/Django). With a Cybersecurity background, I build and repair web apps with a security-first mindset.
What I do:
⥠Performance: Fix Core Web Vitals, lag & cut bundle size (up to 43%).
đ Security: Audit & patch XSS, SQLi, JWT flaws & access control.
đ ïž Bug Fixing: Refactor messy legacy code & UI race conditions.
âïž Full-Stack: Connect TS frontends with async Python APIs.
Available for emergency patches & contract work. Message me to fix your app today!
Skills
Yevhen Hoha
$20/hour
Offline âąÂ
See my services
Custom Websites
I will build scalable web apps with react, nextjs, and fastapi
Bug Fixes
I will fix bugs and optimize your react next js application
Want to work on an hourly basis?
Tell Yevhen Hoha what you need.
$20
/
hourPortfolio
Work experience
Private Site
Part-time âą 1 yr 9 mos
Frontend Engineer (React / Next.js)
Nov 2025 - May 2026 âą 6 mos
Worked with clients on building and improving web applications. Fixed bugs, improved performance, and developed responsive UI using React and Next.js. Integrated APIs and delivered features based on client requirements.
Freelance Full-stack Developer
Aug 2024 - Nov 2025 âą 1 yr 3 mos
Worked with clients on Fiverr and Upwork, delivering frontend solutions for real-world projects. Focused on bug fixing, performance optimization, and building responsive UI with React and modern tools. Improved application stability and user experience under tight deadlines.
4 Reviews
| (4) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-4 out of 4 Reviews
Sort By
Most relevant
spinnableai
Portugal
Ongoing collaboration
Helpful?
viktor_ondem
Spain
Ongoing collaboration
Helpful?
viktor_ondem
Spain
Ongoing collaboration
Helpful?
topflyer
Hungary
Ongoing collaboration
Yevhen Hoha is truly a FANTASTIC person to work with. He went above and beyond to resolve all the CSS issues, ensuring our website perfectly matched the mockup down to the last pixel. His clean code and quick responsiveness made this collaboration an absolute pleasure. đ
Helpful?
