Працював в 5 компаніях   6 років 2 місяці

IT

Middle Java Developer

Softserve

IT

2 роки 4 місяці

11.2020 - 03.2023

Teladoc Health, Inc. is a multinational telemedicine and virtual healthcare company headquartered in the United States. Teladoc’s website provides online health care to people. Our team managed the whole site. I was responsible for the backend, as well as debugging and developing parts of the site. The project is characterized by a microservice architecture to better process the huge dataset.

Middle Java Developer

Dripify LLC

IT

10 місяців

12.2019 - 10.2020

Dripify LLC is European company that develops a platform for working on the social network Linkedin. This is a facade that uses Linkedin API which allows the user to do scripted actions and apply them for a large number of users. I worked on back end parts using Spring (Boot, Data, Web, Security), Hibernate, QueryDSL

Middle Java Developer

GeeksForLess

IT

7 місяців

04.2019 - 11.2019

Worked for Canadian customers in the Teranet project. Supporting and developing the new functionality in sale and rent of lend and property on it. Work as a fullstack developer. Use the GWT on the front side and the Spring framework on the backend side and use Oracle as database. Develop admin and customer panels for simplified work of employees.

Middle Java Developer

Axon Software

IT

9 місяців

06.2018 - 03.2019

My job is to work with high frequency operations. Writing connectors to connect to various exchanges and get the market date. Creating connectors using REST and WebSockets. Manage "Farm" to collect data from connectors and convert to FIX protocol for sending to clients using Onyx client. Writing database queries (PostgreSQL) using Hibernate to configure connectors and "Farm".

Java Developer

Вищий Бал

IT

1 рік 2 місяці

01.2017 - 03.2018

Supporting and developing the new functionality. Work as a fullstack developer. Use the Struts framework on the backend side. Develop admin panel for simplified work of employees. Created an autoinformer using Asterisk to unload employees from the call center. Developing a new kind of site using jQuery, Bootstrap, Datepicker for better customer interaction.

Ключова інформація

  • Frameworks: Maven, Ant, Hibernate, Spring(Boot, MVC, Data, Security), Struts2, GWT, QueryDSL, ActiveMQ
  • Web: Tomcat, HTML, JavaScript, JQuery, Ajax, CSS, XML
  • Database: MySQL, Derby, Postgresql, Oracle
  • VCS: Git, Github, SVN, Jira, Confluence
  • Patterns: Observer, MVC, Adapter, Singleton, Factory
  • Design principles: SOLID, KISS
  • IDE: Intellij IDEA, NetBeans, Eclipse
  • Java: EE, SE

Навчався в 1 закладі

University "Ukraine"

Software engineering

Киев, 2019

Володіє мовами

Англійська

середній

Українська

рідна

Сергій Сергійович

Java developer

Київ

2 700 $

34 роки

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