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Avatar de l'utilisateur
$20 USD / heure
Drapeau de UKRAINE
pokrovs'ke, ukraine
$20 USD / heure
Il est actuellement 2:11 AM ici
Membre depuis le septembre 28, 2022
0 Recommandations

Yevgen Y.

@yefimovyevgen

5,0 (13 commentaires)
2,4
2,4
$20 USD / heure
Drapeau de UKRAINE
pokrovs'ke, ukraine
$20 USD / heure
85 %
Travaux complétés
100 %
Suivant le budget
100 %
Dans les temps
8 %
Taux de réembauche

Fullstack(PHP/JS/ASP/SQL) | Software(Sys/C/Python)

My name is Yevgen and I have been doing web and mobile app development for 6 years. I am a full-stack web developer specializing in frontend development with javascript frameworks such as Angular, React.js, Vue.js, next.js and nuxt.js, especially for blockchain based applications with smart contracts and NFT marketplace. I am also proficient with backend php frameworks like laravel and codeigniter, and mobile app development based on android native as well as hybrid app development like flutter and react-native. I have worked with many small startups in capacities ranging from developer to product manager. I have extensive experience building and interacting with RESTful APIs, data modeling, Windows/Linux/Mac Desktop application development using C/C++, C# and java, and also reverse engineering. And also, I'm very familiar with python and Django. Thanks for reading. Best regards.
Freelancer Web Developers Ukraine

Contactez Yevgen Y. concernant votre emploi

Connectez-vous pour discuter des détails via la messagerie.

Éléments du portfolio

I developed Roci Finance NFT marketplace.
What I did:
Roci FI lending platform architecture and smart contract architecture from scratch focused on security and optimization.
Developed Node proxy server.
Proxy and Storage logic for smart contract security improvement
Integrated openzepplin to smart contract for security logic myself.
Solved page loading time in the frontend.
Platform which let users can lend money or liquidity provide to the platform and get the income after the contract
finished and also can borrow money from when they need.
AMM logic for exchanging between the user token and company token.
NFT based User wallet score
Off-chain application using Oracle myself and integrated it into lending platform.
Roci Finance
I developed Roci Finance NFT marketplace.
What I did:
Roci FI lending platform architecture and smart contract architecture from scratch focused on security and optimization.
Developed Node proxy server.
Proxy and Storage logic for smart contract security improvement
Integrated openzepplin to smart contract for security logic myself.
Solved page loading time in the frontend.
Platform which let users can lend money or liquidity provide to the platform and get the income after the contract
finished and also can borrow money from when they need.
AMM logic for exchanging between the user token and company token.
NFT based User wallet score
Off-chain application using Oracle myself and integrated it into lending platform.
Roci Finance
I developed Tax Prodigy website by using jQuery, WordPress, MySQL, React.
Tax Prodigy Provision
I developed responsive web homepage using HTML, CSS, JavaScript.
I used MySQL for Database management.
Roofgraf responsive web homepage

Commentaires

Modifications enregistrées
Montre1 - 5 sur 13 commentaires
Filtrer les commentaires par : 5,0
$17,00 USD
This guy is very good .. I recommend all to work with him
Website Design MySQL HTML Laravel phpMyAdmin
Avatar de l'utilisateur
Drapeau de Jalal Udeen Ahmed M. @jalaljibreel
il y a 2 mois
5,0
$15,00 USD
Excellent job, exactly as desired
PHP Website Design Graphic Design WordPress HTML
Z
Drapeau de Charles C. @zaph1
il y a 2 mois
5,0
€8,00 EUR
Very easy to deal with, incredibly patient and willing to go the extra mile on project work. Would certainly recommend.
JavaScript HTML5 HTML jQuery / Prototype React.js
K
Drapeau de Kristian S. @Kristian1311
il y a 2 mois
5,0
$30,00 USD
good work will use again
Website Design WordPress HTML
M
Drapeau de David Ray S. @madcap76
il y a 2 mois
5,0
$10,00 USD
Really amazing guy. Takes time to understand my requirement very well and delivers very fast
PHP JavaScript AJAX MySQL
A
Drapeau de Mike J. @aydg77
il y a 2 mois

Expérience

Full-stack Developer

Roci Finance
févr. 2020 - nov. 2020 (9 mois, 2 jours)
Roci FI lending platform architecture and smart contract architecture from scratch focused on security and optimization. Developed Node proxy server. Proxy and Storage logic for smart contract security improvement Integrated openzepplin to smart contract for security logic myself. Solved page loading time in the frontend. finished and also can borrow money from when they need. AMM logic for exchanging between the user token and company token.

Frontend & Backend Developer

X World
juil. 2018 - févr. 2019 (7 mois, 1 jour)
Navbar component with high structure. Dropdown Menu of Navbar animation Effect using CSS3. DreamCard Number Animation Effect of Dashboard Page. Loading Component using Gradient Text Animation Effect Using CSS3. Volume & Transactions Graph of Analytics Page using react-apexchart library. Multi-Language platform using React createContext, useContext Hook. INPUT UI common components( Button, TextField, List ... ) Pool Page UI, Game Page UI, Fusion Page.

Junior Web Developer

Setronica
avr. 2016 - janv. 2018 (1 an, 9 mois)
Dropdown Menu of Navbar animation Effect using CSS3. Did advanced JavaScript functional programming. Designed a MongoDB database. Developed software using RESTful APIs with Express.js. Handled JavaScript UX framework prototyping. Added a Hot module replacement plugin to Webpack.

Éducation

Bachelor

Ukrainian State Engineering Pedagogical Academy, Kharkiv, Ukraine 2010 - 2014
(4 ans)

Contactez Yevgen Y. concernant votre emploi

Connectez-vous pour discuter des détails via la messagerie.

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Certifications

preferredfreelancer-1.png Preferred Freelancer Program SLA 1 93%

Meilleures compétences

HTML 7 PHP 6 JavaScript 3 MySQL 3 Node.js 1

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