Oleksandr Oliinyk

.Net Software Engineer

Svitla Systems, Inc.

Nov 2022 - Current (3 years 11 months)

• Project 1: Logistics Management Software • Designed and improved backend services using .NET 8 and ASP.NET Core, enhancing system reliability and optimizing workflows. • Strengthened system security by implementing Azure AD SSO and role-based access control. • Built and maintained CI/CD pipelines using Azure DevOps and Kubernetes, improving automation efficiency. • Coordinated efforts between development, DevOps, and product teams, improving project alignment. • Developed scalable architecture solutions, optimizing system performance and maintainability. • Produced clear and comprehensive technical documentation to support system scalability. •

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.Net Software Engineer

Volia Software

Dec 2019 - Oct 2020 (11 months)

• Developed full-stack features to improve user experience and system functionality. • Led the development of new features, incorporating innovative solutions to enhance platform usability. • Established a structured approach to unit testing, ensuring software stability and maintainability. • Ensured code quality through comprehensive unit testing and peer reviews. • 💻 Technologies Used: .NET Core, C#, Postgres, Entity Framework, Angular, SCSS, GitLab, CI/CD, Redmine, Kibana, Swagger

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.Net Software Engineer

Core Value Inc.

Jan 2018 - Nov 2019 (1 year 11 months)

• Led backend development, introducing features that improved system functionality and user experience. • Diagnosed and resolved system issues, ensuring platform stability. • Enhanced backend efficiency by refactoring logic and integrating AWS S3/CloudFront. • Automated processes using PowerShell and optimized T-SQL queries for database management. • 💻 Technologies Used: .NET Core, C#, MSSQL, Redis, Entity Framework, AWS

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.Net Software Engineer

May 2017 - Jan 2018 (9 months)

• Designed and developed backend and frontend components, improving platform performance. • Led feature development and debugging efforts to enhance system functionality. • Built the platform from the ground up, applying test-driven development (TDD) and ensuring code quality. • Engineered scalable and secure payment processing systems integrating Stripe API • 💻 Technologies Used: .NET, C#, MSSQL, EF 6 Code First, MVC, REST API, KnockoutJs, Ninject, Stripe API, Mandrill API

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.Net Software Engineer

Leale Solutions

May 2015 - May 2017 (2 years 1 month)

• Developed and maintained applications, delivering new features and resolving issues. • Designed SQL queries and data services for efficient financial data management. • Created financial reports using SSRS and optimized T-SQL queries. • Built web applications and backend services, expanding system capabilities. • 💻 Technologies Used: C#, MSSQL, MVC, Web API, AngularJS, Telerik Sitefinity CMS, HTML5, CSS

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.Net Software Engineer

Jarboo

Aug 2014 - May 2015 (10 months)

• Developed backend and frontend features, enhancing platform capabilities and user experience. • Delivered new functionalities, ensuring system stability and resolving technical issues. • Led project development from inception, implementing unit tests to maintain high software quality. • 💻 Technologies Used: .NET, C#, EF 6 Code First, SQL, NUnit, Ninject, AutoMapper, Log4net, jQuery, HTML5, CSS

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.Net Software Engineer

ILymium

Oct 2013 - Aug 2014 (11 months)

• Developed and optimized Strongestore, an e-commerce platform for sports nutrition. • Designed and implemented database schemas for efficient data storage and retrieval. • Built scalable back-end systems and front-end features using ASP.NET MVC. • 💻 Technologies Used: .NET, SQL, Kendo UI

.Net Software Engineer

SoftServe

• Designed scalable microservices with .NET Core and PostgreSQL, improving modularity and maintainability. • Developed and maintained CI/CD pipelines using Docker and Kubernetes, ensuring deployment stability. • Led code reviews and implemented SOLID principles, promoting high-quality coding standards. • Enhanced application performance through thoughtful refactoring and optimization. • Optimized Redis caching and PostgreSQL database management, improving system efficiency. • Integrated Identity Server for secure user authentication and authorization, enhancing security protocols across services. • Created detailed technical documentation, enabling seamless onboarding and maintenance. • 💻 Technologies Used: .NET MSSQL, Redis, Entit

Oleksandr Oliinyk

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Oleksandr Oliinyk

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