Roman Rymar Email & Phone Number

Lviv, Ua

Lviv, Ua

Lviv, Ukraine

Project: Medical domainPosition: Senior .NET EngineerActivity:- Development of the new functionality UI/Backend- Integrations with 3-rd party systemsTechnologies:.Net stack, Azure, React

Lviv, Ukraine

Project: IoT Platform for asset tracking, 2018 - 2022Position: Senior .NET Engineer/Team LeadActivity: - Managed the sub-team involved in project implementation- Designed architecture of some new modules. Took part in redesigning the core of the system.- Redesigned parts of the system to support a bigger amount of data. Added monitoring possibilities for the system.- Moved some data ingestion modules to the cloud- Redesigned/improved the failover and scalability support- Increased the performance of the application- Implemented new functionality - mostly back-end, a bit of front-end- Providing help for newbies or junior members, code reviews, interviewing candidatesTechnologies: C#, .Net Framework 4.6 - .Net 6, MS SQL Server, MVC, NHibernate, Entity Framework, AWS (S3, SQS, Lambda, Kinesis, IoT Core, CDK, DynamoDB, Timestream, API Gateway, CodePipeline, CodeBuild), Git, Redis, MSMQ, React & AngularJS, Grafana, DockerProject: A software solution to manage the process of hiring consultants, 2016 - 2018Position: Senior .NET Engineer/Team LeadActivity: - Application architecture design and development.- Database engineering.- Defining an evaluating the scope of work with the customer.- Creating CI workflow.- Code reviews and mentoring junior developers. Technologies: C#, MS SQL Server, MVC 5, Entity Framework, Azure services(App service, Web Jobs, Queues, Functions, Storage, SQL Database, Redis), JavaScript, jQuery, Bootstrap, Git, Visual Studio Team Services(Azure DevOps)

Lviv

Project: Election management suite for US customers, May 2013 - April 2016Position: Senior .NET EngineerActivity: Application design and development. Database engineering. Designed and developed different parts for Election management product. Intensively worked with back end part for application, developed and improved UI part using WPF. Designed, implemented and integrated new architecture for reporting part of the solution.Technologies: C#, WPF, .Net Framework 4.5, MS SQL Server 2012, SSIS, SQL Server Reporting Services, NHibernate, WCF, NUnit, Rhino Mocks, Automapper, SVN.Project: Software for Fire departments in US, April 2012 – May 2013Position: .NET EngineerActivity: Application design and development. Database engineering. Technologies: C#, .Net Framework 4/4.5, MS SQL Server 2008-2012, SSIS, SQL Server Reporting Services, NHibernate, WPF, Silverlight, WCF, NUnit, Rhino Mocks, Automapper, SVN.

Some projects I worked on as an independent contractor:- Software for Automating/Accounting stores and automobile washesAs a lead developer was responsible for all phases of the solution lifecycle from scratch - requirements, designing architecture, planning, client support, CI/CD, integrated with hardwareMain features: accounting of services and warehouse, payment processing, customer care, discounts system, management of discounts, reporting, security, integrated with 3-rd party systems- Designed and implemented reporting delivery suite for pharmacy stores in the USA from scratch- Re-architectured and improved performance for the software used for simulating electricity usage/load used by consulting company in the USA- Migrated USA tax-consulting company to use a new source of geographical data. Added possibility to display different tax zones on the map- Implemented a custom Blazor-based web admin panel for an Impinj ReaderTechnologies: C#, .NET Framework, Python, SQL Server, SSRS, SSIS, React, jQuery, WinForms, WPF, Blazor, Azure, Azure DevOps

Austin, Texas Area

Application design and development. Database engineering. Took part in designing and developing different parts for Election management product. Intensively worked with back end part for application, developed and improved UI part using WPF. Designed, implemented and integrated new architecture for reporting part of the solution.

Ternopil

Created and supported a billing system for the telecommunication services provider. As a lead developer was responsible for all phases of the solution lifecycle - requirements, designing architecture, client support, CI/CD, administering and supportMain features: web interface, accounting of internet and cable TV services, payment processing (work with instant payment systems and banks), customer care, invoice generation, management of billing plans and discounts, export of data, configurable traffic accounting, reporting, communicating with NAT servers, CISCO routers, security, integration with payment gateways and providersTechnologies: C#, ASP.NET, Web Forms, Microsoft SQL Server, Reporting Services.

Achieved a lead role in the development of an automated system for university management. Managed a team of 3 developers. At the same time worked as an SQL Server/CCNA instructor. Subsystems: web interface, staff management, students management, entrance monitoring, the marketing campaign for the University promotion, reporting and security.Responsibilities: Team management, development/design of internal information system, instructor in Cisco Academy, instructor on SQL Server courses.C#, ASP.NET, Web Forms, Microsoft SQL Server, Reporting Services.Cisco Networking technologies.