Nazarii Oliiarnyk Email & Phone Number

Responsibilities:✓ Determining project requirements and developing work schedules for the team✓ Delegating tasks and achieving daily, weekly, and monthly goals✓ Meetings with the CTO to determine the company’s current and future needs✓ Design, implement, and maintain company AWS infrastructure and services✓ Evaluate new and emerging technologies✓ Participating in writing solution code, lead code reviews and enforce coding practices✓ Measuring the performance of the upgraded or newly installed system✓ Troubleshooting systems issues as they arise✓ Guiding a team through technical issues and challenges✓ Writing project documentation✓ Interviewing new candidatesReal-time trading platformTechnologies: Java, Python, React, TypeScript, Node.js (Express, Nest.js), Pandas, Kafka, Zookeeper, Spring, EsperTech, Cucumber, Hazelcast, MySQL, MongoDB, SingleStore, Snowflake, AWS (EC2, Lambda, Fargate, EKS, S3, SQS, RDS, CloudWatch, VPC, Load Balancers, Route53, CloudFormation, Security), Terraform, Docker, Docker Compose, Microservices, Maven, Azure DevOps, Linux, ScrumCore banking system and payment’s processing platformTechnologies: Java, Kafka, Spring, Hibernate, Jasper, Cucumber, Liquibase, Hazelcast, Angular, Splunk, MS SQL Server, Vault, Shibboleth, ServiceNow, Zenoss, Microservices, Maven, Bamboo, RunDeck, Chef, Docker, Linux, ScrumSystem for pricing and analysis of convertible securities.Technologies: Java, Spring, AWS (Lambda, EKS, Glue, CloudWatch, S3, Aurora), Terraform, Docker, Microservices, Maven, Linux

Responsibilities:✓ Project architecture, requirements inspections and technical design✓ Infrastructure system integration for financial platforms at company✓ Develop best practices and security standards for the organization✓ Participating in writing solution code, lead code reviews and enforce coding practices✓ Writing project documentation✓ Interviewing new candidatesAdvanced enterprise solution/ML platform for IBOR calculation, alternative reference rate instead of LIBOR.Technologies: Java, Python, Angular, FinCad, Spring (WebFlux, Data, Core, Security, Cloud, Boot), Eureka, Zuul, REST, SSL/TLS, OAuth2, WSO2, Swagger, Kafka, MS SQL Server, Docker, Kubernetes, Vault, ELK, Cucumber, Microservices, Maven, Jenkins, GitLab, AppDynamics, Grafana, Prometheus, Veracode

Responsibilities:✓ Project architecture, requirements inspections and technical design✓ Designing the components of system based on requirements✓ Performing research and evaluation of new technologies✓ Participating in writing solution code, lead code reviews and enforce coding practices✓ Writing project documentation✓ Providing training to other engineers✓ Interviewing new candidatesPlatform which provides end-to-end trade processing and workflow solutions that support all participants in OTC trading from post-trade notices of execution, trade confirmation and allocations to clearing and reporting.Technologies: Java, Spring (Core, Data, Cloud, Boot), Camel, JMS, IBM MQ, ActiveMQ, Oracle, Angular, ELK, Cassandra, Hazelcast, Cucumber, Microservices, OpenShift, Kubernetes, Docker, AWS, ECS, Kibana, GitLab, Gradle

Kyiv, Ukraine

Responsibilities:✓ Team organization and scheduling✓ Assisting project managers in decomposing epics into stories with reasonable effort estimates✓ Designing, coding, and debugging software✓ Preparing and producing releases of software components✓ Mentoring and leading relatively junior members of the team✓ Interviewing new candidatesPortal to easily manage client commission arrangements/commission sharing arrangements (CCA/CSA) and eligible payments across clients. System is a MiFID II compliant solution for managing global commissions utilized for the payment of research.Technologies: Java, GWT, Angular, Spring (Core, Data, Security), Jersey, Camel, JMS, Hibernate, Oracle, CSS, JavaScript, JUnit, Mockito,IntelliJ IDEA, Maven, TeamCity, Git, Tomcat, BitBucket, Jira, Jama, Crucible, ScrumPlatform which provides investors with tools which are designed to increase the performance and value of their hedge fund investments. These tools can help tailor the hedge fund selection to complement an entire investment portfolio, and over time dynamically adjust the allocations as market conditions and the investor’s portfolio evolves.Technologies: Scala, Java, Akka, REST, Spring, Hibernate, Anorm, Oracle, IntelliJ IDEA, ScalaTest, Mockito, ScalaCheck, Scct, JUnit, JaCoCo, Gradle, Maven, Jira, Crucible, TeamCity, Jetty, Nexus, ScrumPlatform which provides loan trade processing for the US, European and Asia loan markets. Buyers, sellers, agent banks and legal professionals use this electronic loan trade processing platform for settling loans trades efficiently and securely.Technologies: Java, JEE, Spring, AspectJ, JUnit, MyBatis, JMS, Thrift, JBoss, Maven, Git, TeamCity, Oracle, Jira, Scrum

Lviv, Ukraine

Responsibilities:✓ Participation in the full development lifecycle of new functionality and enhancements to existing applications✓ Writing front-end and back-end code using various languages and tools✓ Designing and developing UI components✓ Communicating with clients to implement various custom changes✓ Writing unit tests, performing code review and refactoringIntelligent energy management platform for commercial and industrial energy professionals.Technologies: Java, GWT, CSS, HTML, .NET4, C#, WCF, REST, JSON, LINQ to SQL, MySQL, Eclipse, MS VS 2010, Jira, TeamCity, ScrumWeb-based ordering system for a manufacturing company.Technologies: .NET 3.5/4, C#, ASP.NET MVC, REST, jQuery, JavaScript, HTML, CSS, SQL, MS IIS, MS SQL Server 2008, MS VS 2010, Rally, HudsonServer platform which delivers simplified privilege identity management (PIM) for Microsoft Windows based servers and applications.Technologies: .NET 3.5/4, C#, WCF, MS IIS, MS SQL Server 2008, MS VS 2010, MS TFS, Windows Server 2003/2008 R2, PowerShell, ADFS 2.0, XACML, NUnit, Moq, JBoss, InstallShield, Enterprise Library, Active DirectoryWeb-application which provides real estate brokers and realtors with the information about real estate on the market.Technologies: .NET 3.5, C#, ASP.NET, ASP.NET AJAX, Web Services, ADO.NET, MS SQL Server 2005, MS VS 2008Internet-based document transcription service.Technologies: .NET 2.0/3.5, C#, ASP.NET, Web Services, MS IIS, MS SQL Server 2005, MS VS 2005/2008, J2ME, Eclipse, BlackBerry, iPhone, AndroidPlatform for automation the tax collection process and pulls together information about taxpayers, payment statuses, and legal issues.Technologies: .NET 3.5, ASP.NET, C#, SQL Server 2005, LINQ, Infragistics .NET Advantage, TFS

Lviv, Ukraine

Responsibilities:✓ Writing well-designed, efficient, and testable code using Java✓ Working on unit and integration testing✓ Fixing software defects/bugsProject description: Web-based application that provides a comprehensive range of traffic and Quality of Service (QoS) statistics, including reports, offline graphs, and online monitoring graphs.Technologies: J2SE/J2EE, MySQL Server, Eclipse/MyEclipse, Apache Web Server, HTML, XML

Lviv, Ukraine

Intensive learning program for .NET developers and involved in projects for company usage.