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User Avatar
$30 USD / hour
Flag of UKRAINE
kyiv, ukraine
$30 USD / hour
It's currently 6:18 AM here
Joined October 20, 2021
0 Recommendations

Ihor B.

@ihorboryslavsky3

5.0 (9 reviews)
3.2
3.2
$30 USD / hour
Flag of UKRAINE
kyiv, ukraine
$30 USD / hour
90%
Jobs Completed
79%
On Budget
96%
On Time
N/A
Repeat Hire Rate

Senior MERN (Python) & Blockchain Engineer

Welcome to My Profile! Have 8 years of experience in Full Stack Web & Blockchain software. Focused on delivering client-satisfied results in time. Strong eye for detail and tenacity to never quit on something until it is absolutely perfect. - My Expertise: ✪ Frontend: React.js, Angular, Vue.js, jQuery, Vanilla JS, ES6, ES7, HTML5, CSS ✪ Backend: Node.js(ExpressJS, NestJS), MeteorJS, PHP(Core PHP and its framework such as Laravel, CodeIgniter), Python(Django) ✪ Mobile App Development, Android, iPhone, React Native, Flutter, Swift ✪ Ethereum, Solana, Cardano, Smart Contract, DApp, NFT, DeFi, DAO - Programming Languages & Frameworks: ✪ Node.js, React.js, Next.js, Vue.js, Nuxt.js, Angular ✪ PHP, Python, Solidity, Golang, C# ✪ Java, Kotlin
Freelancer React.js Developers Ukraine

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Portfolio Items

These app styles are all the rage nowadays.
Fashion Mobile App Dev
React, Redux, Node.js, Tailwind.CSS, etc
React and Node Projects
These apps are made of Android, React Native, Flutter, Java, Blockchain, Ethereum, Crypto Wallet, etc.
If you want an excellent app developer, Please hire me. I will always provide you the best satisfaction.
Regards
Mobile App Development
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
Built NFT marketplaces on Ethereum, Solana and Cardano.
NFT Marketplace
React Native
Mobile App Development (DApp)
React Native
Mobile App Development (DApp)
React Native
Mobile App Development (DApp)

Reviews

Changes saved
Showing 1 - 5 out of 9 reviews
Filter reviews by: 5.0
€10.00 EUR
I am happy to have received a very quick and solid fix for my website. Can recommend - no issues in communication.
JavaScript CSS HTML5 HTML jQuery / Prototype
S
Flag of Robert T. @sportrob
3 months ago
5.0
£15.00 GBP
Hard worker and quick to deliver, excellent programmer in c
C Programming Coding
K
Flag of Tobi O. @KusiM
3 months ago
5.0
€50.00 EUR
He did his job well.
PHP Website Design Graphic Design CSS HTML
B
Flag of Blazej W. @bwasilewski
4 months ago
2.0
$80.00 USD
Capacity was unable to do the job, and increased budget was required, resulting in project cancellation and wasted time.
JavaScript Materials Engineering React.js Typescript React.js Framework
User Avatar
Flag of Cheng-Chang L. @egroupjob
4 months ago
5.0
€10.00 EUR
Quick reaction. He delivered the requested code in a couple of hours! I would gladlty work with this guy again! Kepp up the good work!
JavaScript CSS HTML5 HTML
A
Flag of Andrei S. @as055bb
4 months ago

Experience

Senior Blockchain Developer

Kyiv
Dec 2020 - Present
Implemented infra of NFT Marketplace, and DeFi.

Full-stack Mobile App Developer

Kyiv
May 2016 - May 2019 (3 years)
Designed and built a RUSH delivery database in MySQL on AWS. Wrote a code generator in Java that produces PHP DAOS, iOS DTOs, and Kotlin DTOs. Built a PHP microservice layer to serve Android, iOS, and Angular clients. Built the Tap2Deliver iOS app that uses Apple Maps and APNS. Built the tap2Deliver Android Kotlin app that uses Google Maps, Google Directions, and FCM. Built the Angular 8 Admin app for Tap2Deliver. Connected both Apps to the Stripe payments platform.

Senior Mobile Engineer

Kyiv
Jul 2015 - Mar 2018 (2 years, 8 months)
Took part in the complete rewriting of the Skyscanner Android app with analytics, localization, remote configurations, experiments, and high unit test coverage in both Java and Kotlin. The app is used by more than 1 million daily users. Coached, as part of the company's program, to help peers achieve their goals.

Education

Kyiv

Dnipropetrovs'ka Deržavna Medicna Akademija, Ukraine 2013 - 2017
(4 years)

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Certifications

preferredfreelancer-1.png Preferred Freelancer Program SLA 1 94%

Top Skills

React.js 4 Blockchain 2 Ethereum 2 Python Node.js

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