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$30 USD / hour
Flag of UKRAINE
kyiv, ukraine
$30 USD / hour
It's currently 10:57 AM here
Joined September 5, 2021
0 Recommendations

Serhii D.

@serhiidolotovde4

5.0 (4 reviews)
3.7
3.7
$30 USD / hour
Flag of UKRAINE
kyiv, ukraine
$30 USD / hour
100%
Jobs Completed
55%
On Budget
100%
On Time
N/A
Repeat Hire Rate

Senior Web Developer(React | Vue | Blockchain)

I have been developing for 15+ years Fullstack ReactJs/hooks, NodeJs/express/sequelize, vuejs, twig, .net, MongoDB, MySQL, MS SQL server, Python (scrapy) I have participated in Web Development, restful APIs and GUI development using ReactJs, Redux, Angular 6+, Material, Node.js, C#, ASP .Net MVC, Typescript, MS-SQL Server, JavaScript/Typescript, JQuery, iOS, objective-C, HTML/HTML5, CSS3, xcode. I have great knowledge of NFT 721, NFT 1155, ERC20 tokens, and Defi applications. I have also worked on different kinds of dexes including Ether DEX and Stellar DEX. Also I evaluate, develop and maintain blockchain and Cryptocurrency related products. I’m a methodical and assertive technologist with a strong academic background in computing and mathematics. Apart from being able to work on the full-stack, I also have significant experience developing complex production user interfaces for websites and web applications with modern front-end tooling such as React (React-Hooks and React-Context), Redux, Material UI and Styled Component. And also, I have professional experience in building architecture and designing the best database system for back-end projects. Main Skills: - JavaScript, TypeScript - React, React Hooks, React Context - Next.js, Nuxt.js - Vue.js, Vuetify - Smart contract, solidiy, Rust, Web3.js, truffle - Tailwind CSS, Material-UI, Bootstrap - MySQL, MongoDB, GraphQL, Firebase - Node.js, Express.js - PHP, Laravel, Symfony - Python, Django - Ruby, Ruby on Rails - AWS, DigitalOcean, Heroku, Godaddy - Vercel, Netlify I have a critical eye that likes to ship clean, quality, performance code. I am very product-minded: I have worked on several different projects for different clients and am able to understand business needs quickly. If you have a challenging or interesting project, let's work together to translate your business needs into an action plan that really solves your problem, and I'll bring that plan to life.
Freelancer PHP Developers Ukraine

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Portfolio Items

Cryptocurrency landing page
Cryptocurrency
React.js, redux, hooks, Next.js, Node, Express, MongoDB, Firebase
React.js
React.js, redux, hooks, Next.js, Node, Express, MongoDB, Firebase
React.js
React.js, redux, hooks, Next.js, Node, Express, MongoDB, Firebase
React.js
React.js, redux, hooks, Next.js, Node, Express, MongoDB, Firebase
React.js
React.js, redux, hooks, Next.js, Node, Express, MongoDB, Firebase
React.js
Vue,  Vutify, Vuex, Material UI, Boostrap 5, Express, Node, MongoDB
Vue
Vue,  Vutify, Vuex, Material UI, Boostrap 5, Express, Node, MongoDB
Vue
Vue,  Vutify, Vuex, Material UI, Boostrap 5, Express, Node, MongoDB
Vue
Laravel/bootstrap, Laravel/Vue, Lareval/React, Metronic UI
Laravel
Laravel/bootstrap, Laravel/Vue, Lareval/React, Metronic UI
Laravel
Laravel/bootstrap, Laravel/Vue, Lareval/React, Metronic UI
Laravel
Laravel/bootstrap, Laravel/Vue, Lareval/React, Metronic UI
Laravel
Laravel/bootstrap, Laravel/Vue, Lareval/React, Metronic UI
Laravel
Angular, Material UI, Express, MongoDB
Angular
Angular, Material UI, Express, MongoDB
Angular
Angular, Material UI, Express, MongoDB
Angular
Shopify, PHP, javascript
Booking app
Shopify, PHP, javascript
Booking app
Shopify, PHP, javascript
Booking app

Reviews

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Showing 1 - 4 out of 4 reviews
Filter reviews by: 5.0
$450.00 AUD
good developer was able to prototype some complex requirements within budget
JavaScript React.js AWS Lambda React.js Framework Tailwind CSS
L
Flag of Liam K. @Liam123ab
1 year ago
5.0
$137.00 SGD
Mr Serhii did an excellent job. He is not only nice but very patient and professional. Not only did he did a wonderful job, he guided and showed me evidence as well. Will definitely look for him for other projects.
PHP JavaScript Website Design MySQL HTML
N
Flag of Nazrin S. @NSA89
2 years ago
5.0
$70.00 USD
Fantastic work, Very Fast & Exactly as was Requested!!! 100% Recommend to anyone!!!
PHP JavaScript CSS MySQL HTML
User Avatar
Flag of Mike M. @michaelmandy
2 years ago
5.0
$200.00 USD
OMG This work is amazing. I wasn't expecting this level of work but Serhii went well above and beyond my expectations.
PHP AJAX CSS MySQL Bootstrap
User Avatar
Flag of Sherri B. @swbdevvw
2 years ago

Experience

Full stack

INN4SCIENCE
Mar 2019 - Oct 2020 (1 year, 7 months)
Working as senior full stack software developer working in team building various products using different tech stacks: Javascript, React.js, Vue.js, Angular, Nodejs, Express, MongoDB, MySQL and so on

Education

Master

Vinnic'kij Nacional'nij Tehnicnij Universitet, Ukraine 2004 - 2010
(6 years)

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Top Skills

PHP 3 JavaScript 3 MySQL 3 CSS 2 HTML 2

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