VB
Ukraine
UTC+02:00 (Europe/Kiev)
Valentin B.
Senior Java Developer with strong React.js experience
Higher Education Computer Science
$84,700$67,700/YEAR
20% discount on yearly basis
All rates are indicative, annual rate includes 20% discount
$6,400/MONTH
$42/HOUR

Expertise

Core technologies

Java 7 years
JavaScript 6 years
jQuery 6 years
Node.js 5 years
React.js 4 years
HTML 7 years

Other technologies

D3.js
JBoss
Liferay
Node.js
TypeScript
XML
Apache Tomcat
Git
JSON
Portlets
Babel
Npm
Webpack
Redux

Portfolio Highlights

Nov `16 – Mar `17
4 months

Product Company

A portal provides API interfaces for services without API. Takes part in creating API interface for connection legacy system with user-friendly managements console, creating app templates, creating user interface.

Full Stack Developer

Took part in creating an API interface for connection legacy system with the user-friendly management console, creating app templates, creating the user interface.

Express.js
Java
Liferay
Node.js
React.js
Webpack
Redux
Dec `14 – Oct `16
2 years

NDA

A portal provides services to analyze mobile device usage, payment reports, export, workflows, etc.

Full Stack Developer

Took part in creating UI using AngularJS, creating friendly data presentation on UI, creating two-factor authentication.

AngularJS
Express.js
Hibernate
Java
JavaScript
JBoss
JBoss Seam
Liferay
Node.js
Oracle
Bootstrap
Spring Framework
Oct `14 – Dec `14
2 months

Startup company

Web application for users communication. Take part in integrating Redmine API, creating REST API, designing a database schema, creating service/database/security layer, creating a user interface, creating a sharing file algorithm.

React Developer

Took part in integrating Redmine API, creating REST API, designing a database schema, creating a user interface, creating service/database/security layer, creating a sharing file algorithm.

Hibernate
Java
MySQL
Node.js
React.js
XML
Apache Tomcat
Bootstrap
IntelliJ IDEA
JDBC
JSON
Spring Security
Spring Data
WebSockets
Redux
Sep `13 – Sep `14
1 year

Telecommunication reseller portal

A portal provides the ability to control telecommunication services. Includes billing system, quality control system. Creating a calculation algorithm, matching external calculation with portal calculation, creating a flow for configuration public services.

Full Stack Developer

Took part in creating a calculation algorithm, matching external calculation with portal calculation, creating a flow for configuration public services.

Hibernate
Java
jQuery
Bootstrap
Spring Security
jQuery UI
MSSQL
Jan `13 – Jun `13
5 months

NDA

A portal provides service for villa's owners to put up their villas for auction. Owner provides photos, location and indicates the lowest rent price for a given period of time. A user set betting for a particular lot.

Full Stack Developer

Created admin portlets for managing users and lottery chances for users.

Hibernate
Java
Liferay
XML
Spring Framework
Angular 1x
Gulp
Mar `12 – Dec `12
9 months

Mobile Company

The portal provides services to analyze mobile device usage, payment reports, export, workflows, charts. Take part in integrating external JMS with web sockets, creating portlets using Angular JS, creating reports using jasperServer, creating friendly data presentation on UI, creating two-factor authentication.

Angular Developer

Took part in integrating Redmine API, creating REST API, designing a database schema, creating a user interface, creating service/database/security layer, creating sharing file algorithm.

AngularJS
Hibernate
Java
MySQL
Node.js
XML
Apache Tomcat
Bootstrap
IntelliJ IDEA
JDBC
JSON
Spring Security
Spring Data
Sep `11 – Mar `12
6 months

Tax/Tariffs calculation application

An informational site with a calculation of tax, tariffs, discounts. Took part in creating Rest API, security layer, database design, calculation.

Full Stack Developer

Took part in creating Rest API, security layer, database design, calculation.

Hibernate
Java
JBoss
jQuery
JPA
Spring Framework
Spring Security
Angular 1x
MSSQL
May `11 – Aug `11
3 months

NDA

A web-crawler project.

Java Developer

Created parse script for migration from old site structure to new site structure (full stack).

Java
XML
JDBC
Spring Framework
XPath
HTTP

About me

Proficient in Java, JavaScript, and React.js programming languages. 5+ years of experience in Node.js, Liferay, and HTML/CSS development. Familiar with jQuery, J2EE/JSP, Spring, NPM/Webpack, and React Native. A hard-working and detail-oriented engineer. Exceptional problem-solver with deep management skills.

Web & mobile development agency #122

100-400
Kharkiv/Ukraine
GMT+2
Core Expertise
Ajax
Alfresco
Amazon API
Amazon EC2
AngularJS
ASP.NET
AWS
CSS
Hibernate
HTML5
Hybris
Java
JavaScript
Liferay
Linux
MongoDB
.NET
Node.js
PHP
PostgreSQL
Python
React.js
React Native
Ruby on Rails
Scala
Shopify
Spring
SQL
Vaadin
Web Development
Windows
WordPress
Android
Automated Testing
Bootstrap
Cucumber
Demandware
DevOps
Git
Icefaces
IntelliJ IDEA
iOS
JSON
Laravel Framework
Mobile
Selenium WebDriver
Software QA Testing
Adobe Illustrator
Adobe Photoshop
Project management
Redux
Vue.js
Maven
GitLab
Firebase
Industries
E-Commerce & Retail, Information services & Technologies, Advertising & Marketing, Service & Support
Since 2005 company has been opening the doors of its tech pool with a customer-oriented approach. A stack of our expertise covers Liferay, Alfresco and Hybris platforms in the row with the web and mobile solutions to fill clients needs. Offering software development and customization services, consulting and quality assurance for both startups at their MVP steps and for enterprises, we keep contributing to the open-source community as well. We have a special offer for professional tech startups as dedicated developers for the team extension. Their bundle of knowledge and skills of both mature and hyped technologies are up for grabs. Our extensive and versatile portfolio covers Healthcare, Media, e‑Commerce, Travel & Local, Financial, Telecommunications, Productivity, IoT and other industries where newly minted ventures can get a chance to prove themselves to the world.