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Vyacheslav N.
Last update: 08 Aug 2019
SENIOR
Senior Java Developer
+ 5 years of experience in Java and related technologies development, and 4 years of experience in Liferay development. Proficient in J2EE, JSP, Servlets, Spring Core, Web, MVC, JDBC, OAuth2, Security, SQL, MySQL, PostgreSQL, etc. A hard-working and detail-oriented engineer. Exceptional problem-solver with strong analytical skills.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT+2 East Europe
Kharkiv/Ukraine

Works

EXPERIENCE

Industry Experience

Healthcare & Medicine, Business & Productivity, Human Resources & Career

PORTFOLIO HIGHLIGHTS

Jan `17 – Present

2 years

Qardio doctor portal API

Java Developer

Developing, bug fixing, writing documentation (in confluence) helping the QA team with testing sometimes.

Qardio, Inc.

Backend for the application to work with patients and doctors. Includes different types of profiles, viewing statistics, managing alerts, graphics. Managing patient and doctor invitations (registration flow), clinic creation and registration, managing license keys for clinic subscription (BASIC/PRO). Contains generating summary/HL7/MIT-BIH/ECG-diagnostic reports features. Pure Rest server with all standard components.

Technologies Stack:

Amazon S3 Java Gradle JPA JUnit Memcached Mockito OAuth Jackson Spring MVC TestNG

Industry:

Healthcare & Medicine

Jan `15 – Present

4 years

Hubble Support Portal

Java Developer

Developing, test coverage.

Administration and support Liferay Web portal. Set of portlets for tracking users, devices, shipping, charts, statistics, etc.

Technologies Stack:

Java jQuery JSP Spring Amazon MWS Bootstrap JSTL Portlets Spring MVC Braintree

Jul `17 – Aug `17

1 month

Habit Factor

Java Developer

Developing, test coverage.

Equilibrium Enterprises, Inc

It is a mobile client for the website directory.thehabitfactor.com. The Habit Factor® is a choice of professionals for positive behavior change and habit development. With the regular use of The Habit Factor® users can develop any habit necessary to achieve any goal they set for yourself.

Technologies Stack:

Hibernate Java jQuery JSP Spring Bootstrap JSTL Portlets Spring MVC

Industry:

Business & Productivity, Human Resources & Career

Works:

Jan `15 – Aug `17

2 years

Qardio rest server

Java Developer

Developing, bug fixing, writing documentation (in confluence) helping the QA team with testing sometimes.

Qardio, Inc.

Qardio public API REST server. Main functionality: user registration, measurements management – bp, weight, ecg; device management – usage statistics and registration, firmware management – getting the latest available version, sharing measurements data to friends & family and doctors, groups & goals, customer orders and payments (Braintree/Apple Pay), reminders, push notifications, FAQ, tooltips, setting – weight/height units, locale, application configuration, etc.

Technologies Stack:

Amazon S3 Java JPA Memcached OAuth Jackson Spring MVC

Industry:

Healthcare & Medicine

Dec `15 – May `16

5 months

Qardio OAuth2 server

Java Developer

Developing, bug fixing, writing documentation (in confluence) helping the QA team with testing sometimes.

Qardio, Inc.

Authorization for iOS, Android Apps users and Qardio Partners (Third Parties). Contains also developer portal for Qardio Partners – it allows registration/configuration partner applications - client/secret keys, push URL, permissions.

Technologies Stack:

Java Memcached OAuth Spring Security Spring MVC

Industry:

Healthcare & Medicine

EDUCATION

National Technical University 'Kharkiv Polytechnic Institute'

Master's degree

Web & mobile development agency #122

Since 2005 the 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.

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