Nextiva’s mission is to provide reliable unified communications products backed by a dedication to delivering Amazing Service to businesses across the USA. Nextiva’s cloud-based phone systems, fax communications, and web-based tools are designed to increase flexibility, productivity, and efficiency for businesses of all sizes in a variety of industries.Responsibilities:• developing brand-new Spring Boot based project from scratch;• developing micro-services;• developing design and architectures as well as best practices approaches; • leading team of 7-8 members. • leading project from technical POV. • code review; • knowledge sharing; • developing an integration solution for the external services;• unit testing;• work as an agile team player taking responsibility for plannings, backlog groomings, analyzing and discussing the requirements, estimations, delivering software;• troubleshooting (using Memory Analyzer (MAT), splunk and New Relic monitoring/metrics)Skills/Technologies:• Core Java;• Spring Framework (Boot, Core, Web, HATEOAS, Data access/Integration, Test);• Hibernate;• Unit testing (JUnit, Mockito, PowerMock, Integration testing with Spring);• Oracle;• Clean code / Design patterns;• Maven;• Git (bitbucket);• Unix (Mac OS);• Flyway• Google/Microsoft services integration• docker• k8s

https://www.linkedin.com/company/sitaThe iTravel API provides a simple and cost-effective alternative to the conventional development of airline customer applications using SITA’s Reservation Web Services (SRWS).iTravel is a component of Horizon, the next generation passenger services system for airlines that enables travelers to book, pay, check-in and utilize their frequent flyer accounts by using their mobile devices.Responsibilities:Developing API for iTravel platform. • work on RESTful Web Services with Jersey; • implementing new features and extending the existing ones; • participate in architectural decisions, making the code robust and SOLID. • work as an agile team player taking responsibility for plannings, backlog groomings, analyzing and discussing the requirements, estimations; • code review; • knowledge sharing; • investigation/introducing new technologies and tools; • unit testing; • troubleshooting; • getting things done with good quality; • mentoring; • conducting interviews; Skills/Techologies: • Core Java; • Spring Framework (Core, Web, Data access/Integration, Test); • Jersey; • Hazelcast; • Hibernate; • JDBC(plain and Spring JDBC Templates) • Unit testing (JUnit, Mockito, EasyMock, Theories, BDD, Integration testing with Spring); • Oracle; • Clean code / Design patterns; • JSP / Servlets; • JavaScript • Maven; • Subversion (SVN); • Apache Velocity; • Unix;

https://www.linkedin.com/company/team-online-asEG Team Online is a leading European developer of IT solutions for providers assisting people with developmental disabilities. It supports the many needs of providers of residential services, group homes, adult services, day services and employment services.Responsibilities: • developing new features (using agile methodology); • making design/architecture for both new and old modules; • refactoring; • fixing defects; • code review; • mentoring; Skills/Techologies: • Core Java; • Java8 -> lambdas, streams, extendings standard features, new date API. • Spring Framework (Core, Web, Data access/Integration, Test); • RESTful Web Services with Spring MVC; • Hibernate; • Unit testing (JUnit, Mockito, EasyMock, Theories, TDD, BDD, Integration testing with Spring); • MySQL; • Clean code / Design patterns / Refactoring; • ant -> maven -> gradle; • mercurial; • JSP/Servlets; • JavaScript, AngularJS, jQuery, Bootstrap; • Eclipse / IntelliJ IDEA; • JRebel;

Ciklum is an international custom software development and IT outsourcing company headquartered in Kyiv, Ukraine.The company has software development centers and branch offices in the UK, Switzerland, Denmark, Ukraine, Belarus and Pakistan.https://www.linkedin.com/company/ciklumProject -> Teamonline. @see description above

Project: Workspeed. https://www.linkedin.com/company/workspeedMRI Property Operations Workspeed provides an end-to-end real estate operations management solution that brings process improvements to building owners and managers by combining the benefits of workflow automation, collaboration, and mobile communication. Responsibilities:• implementing new functionality;• making enhancements to the legacy code base;• fixing defects;• analyzing requirements;Skills/Techologies:• Core Java;• Struts;• XSLT;• JDBC;• Oracle;• svn;• Eclipse;• maven;

https://www.linkedin.com/company/classic-private-universityClassic Private University (CPU) was founded in 1992 at the time of first years of independence of Ukraine and during last years it became the most developed private Institution of Higher Education in Zaporizhzhya region, Ukraine.Responsibilities: • development of software for automating processes for Selection Committee and HR-department; • troubleshooting;• development platform for university with Tapestry Framework;• development new components for Tapestry Framework;• investigation/introducing new technologies;Skills/Techologies:• Core Java;• Spring Framework (Core, Web, Data access)• Tapestry framework (developing own components)• JSF;• JSP, Servlets;• Hibernate;• JS, jQuery;• PostgreSQL;• svn -> git;