Mykhailo O. Email & Phone Number

Kyiv, Kyiv City, Ukraine

Kyiv, Kyiv City, Ukraine

Ukraine

Worked for Oath Inc., a subsidiary of Verizon Communications that serves as the umbrella company of its digital content subdivisions, including AOL and Yahoo.Worked on a new microservices platform as Principal Microservice Platform Engineer.Responsibilities:• Setup, configure and support AWS infrastructure for Kuberentes cluster• Proof of concept for different modules in Kuberentes• Design and develop an architecture for a new platform• Design solution for new microservices• Integration with different platforms (DataDog, ELK, ELS etc)• Design and develop common libraries for microservices• Help to migrate some parts from monolith to microservices• Platform support 24/7Key success:• Migrated Kubernates cluster to a new version with 0 downtime in production• Contributed to open source projects: LinkerD, kops (Kuberenetes)• Developed a project from scratch for load tests of our microservices• Implemented a couple of useful Gradle plugins for microservicesTechnologies(+tools): AWS, Kubernetes, Docker, Java, Scala, Go, Python, RESTful Web services, Spring Boot, JUnit, TestNG, Mockito, React, Gradle, Undertow, git, Linux, macOS, Jira, YouTrack, Jenkins, Sonar

Ukraine

Worked for Kuoni, a leading service provider to the global travel industry and governments. Worked on the integration of our global platform with other travel providers to extend information about existing hotels and create thousands of new ones.Responsibilities: • Participate in meetings regarding requirements with business analytics and product owners • Design and develop application architecture and business logic • Guarantee quality code via frequent unit testing, code refactoring, peer code reviews and the use of standards tools • Deploy artifacts to environments • Prepare deployment documentation • Deployment and production supportKey success: • Integrated new extension with authorization through global platform • Developed two additional utility tools for initial upload of huge amount of data to other platforms • Implemented useful Gradle plugin that used in multiple projectsTechnologies(+tools): Java, RESTful Web services, Spring, Jersey, UltraESB, MyBatis, Spring JDBC, JUnit, Mockito, JavaScript, jQuery, HTML, Gradle, Tomcat, Jetty, Oracle 11, git, Accurev, Linux, Intellij IDEA, Jira, Jenkins, Sonar

Ukraine

As a co-founder and a software developer took part in all aspects of creation and launch of the product.Responsibilities: • Take part in the architecture definition • Develop new features and make changes to existing code • Cover all server side parts of the platform with unit and integration tests • Deploy modules to Google CloudKey success: • Designed and developed the major part of the server side of the platform • Implemented integration with Facebook on server side • Delivered product with the high code coverage - more than 90%Technologies(+tools): Java, RESTful Web services, Spring, Jersey, MyBatis, JUnit, Mockito, Powermock, GeoLite2, Gradle, Tomcat, Jetty, MySql, Flyway, Lucene, BitBucket, Intellij IDEA, Jira, Jenkins, Google Cloud, Google Analytics, Facebook API

Ukraine

Worked on iOS application that got 1500 active users per day and peak of downloads ~60k.Responsibilities: • Lead the team • Design and develop application architecture and business logic • Communicate with the designer(freelancer) about user interface requirements • Manage and release application lifecycle • Customer supportKey success: • Implemented a gesture-based with pixel-perfect design iOS application • Quickly adjusted application to a new upcoming release of iOS 7 • Shared all knowledge related to the application to a new owner Technologies(+tools): Objective-C, CoreData, MediaPlayer, CoreGraphics, cocoa pods, git, Xcode, Appcode, TestFlight, Google Analytics, Reveal

Ukraine

comScore is an American Internet analytics company providing marketing data and analytics to many of the world's largest enterprises, agencies, and publishers.Worked on a submodule of Digital Analytix Enterprise (analog of Google Analytics).Responsibilities: • Engage in application architecture and design decisions • Develop new functionality or extend existing one • Integrate with third party services • Participate in code coverage by unit tests • Analyze and resolve technical and application problemsKey success: • Introduces and integrated a new way of dependency management in a project of third party libraries • Extracted common parts into separate independent modules as artifactsTechnologies(+tools): Java, RESTful Web services, Guice, Jersey, Hibernate, JUnit, Mockito, PowerMock, JavaScript, jQuery, HTML, Ant, Ivy, Tomcat, Jetty, MySQL, SVN, Linux, Eclipse, Intellij IDEA, Jira, Jenkins, Sonar

Ukraine

Worked for UBS Group, which is a global firm providing financial services to private, corporate and institutional clients.Took part in developing a heavy loaded internal framework, web services, Global Locating Request system.Responsibilities: • Communicate with customer • Design/implement web services from scratch • Extend internal framework with new functionality • Performance analysis/testing • Support production issuesTechnologies(+tools): Java, Web Services (SOAP, Axis), Spring, MyBatis, Spring JDBC, JUnit, Mockito, Ant, Tomcat, Oracle 11, SVN, Eclipse, Oracle SQL Developer, SoapUI, Linux, Jira, Jenkins

Ukraine

Serena is the global leader in Application Lifecycle Management for the Enterprise.Took part in developing different clients (desktop, web, eclipse, web services) of a software change and configuration management product - Dimensions CM.Responsibilities: • Implement web services API for version control system • Implement new features in Web Client of version control system • Bug fixing in desktop client of version control system • Demo new functionality for all teams in global sprint reviews • Communicate and provide all required information about web services API to tech writersKey success: • Implemented part of functionality related to Single Sign-On (SSO) • Increased up to 80% of coverage of command line API via web services • Passed Agile Scrum Master certificationTechnologies(+tools): Java, Web Services (SOAP, Axis), J2EE (Servlets, JSP), JUnit, Mockito, JavaScript, HTML, Ant, Tomcat, Oracle 10g, Eclipse, Oracle SQL Developer, SoapUI, full stack of ALM products of Serena Software, Jenkins

Ukraine

Worked on projects related to CRM systems, real-time trading platforms, data analysis.Responsibilities: • Analyze and negotiate with clients regarding project requirements • Implement services and business logic • Improve unit tests coverageKey success: • Implemented a new user interface for a CRM system • Implemented and integrated part of monitoring tool for a real-time trading system • Designed and implemented from the scratch a data analyzer/parser tool for different websitesTechnologies(+tools): Visual C++, Java (Swing), JDBC, SVN, MySQL, Microsoft Visual Studio, Eclipse, MySQL Workbench