В'ячеслав

Viacheslav Hrinievych Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
Middle .NET Software Engineer Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)

Professional Summary
Result-oriented .NET Software Engineer with over 3 years of experience in the full
software development life cycle (SDLC). Proven expertise in building scalable
microservices, RESTful APIs, and enterprise web applications using .NET 6+, ASP.NET Core,
and Azure. Strong background in database management (SQL, Redis), performance
optimization, and implementing clean architecture based on SOLID principles.
Experienced in working within Agile environments, conducting code reviews, and ensuring
code quality through comprehensive unit testing.

Technical Skills
• Programming Languages: C#, SQL, TypeScript, JavaScript.

• Frameworks & Libraries: .NET Core, .NET 5/6/8, ASP.NET MVC, Entity Framework
(EF) Core, Angular, AngularJS, LINQ, AutoMapper, FluentValidation.

• Cloud & DevOps: Microsoft Azure (App Service, Functions, SQL Database), Docker,
Azure DevOps, CI/CD Pipelines.

• Databases & Caching: MS SQL Server, Redis, MongoDB.

• Architecture & Patterns: Microservices, Clean Architecture, SOLID, OOP,
Dependency Injection (DI), REST, GraphQL.

• Testing: xUnit, Moq, Unit Testing, Integration Testing.

• Platforms: Sitecore XP/XM (Backend development & customization).

Professional Experience
EPAM Systems | Remote .NET Software Engineer | Nov 2021 – Present

Worked on multiple enterprise-level projects for international clients in the entertainment
and financial sectors. Transitioned from monolithic systems to microservices, developed
high-load web applications, and integrated complex third-party services.
Key Responsibilities & Achievements:

• Backend Development & Microservices:

• Designed and developed scalable microservices using .NET 6 and ASP.NET
Core to support high-traffic web and mobile applications.

• Migrated legacy monolithic applications to modern microservice
architectures, ensuring a unified codebase for multiple regional
deployments.

• Implemented RESTful APIs and GraphQL endpoints to efficiently retrieve and
manipulate complex data structures.

• Database & Performance:

• Designed and optimized relational database schemas in MS SQL Server for
reporting and business logic integration.

• Implemented Redis caching strategies to reduce database load and improve
application response times.

• Wrote complex SQL scripts and utilized Entity Framework Core for efficient
data access and management.

• Integration & Security:

• Built custom API endpoints to integrate with third-party services (payment
gateways, voucher management systems, and content providers).

• Implemented HTTP Clients with resiliency patterns (logging, retries) for
communication between internal services and external SOAP/REST APIs.

• Configured dependency injection and logging mechanisms (Serilog/NLog) to
ensure system observability and easier debugging via Grafana.

• Code Quality & DevOps:

• Authored and executed structured unit tests using xUnit to ensure high
reliability and maintainability of the code.

• Conducted thorough code reviews and mentored junior developers on clean
code practices and SOLID principles.

• Participated in the setup of CI/CD pipelines in Azure DevOps and managed
containerization using Docker.
 • CMS & Platform Customization (Sitecore):

• Extended enterprise CMS functionality by developing custom .NET logic,
pipelines, and MVC controllers.

• Developed backend logic for search indexing (Solr) and content
personalization features.

Education
Master's Degree in Computer Engineering — 2025 National Technical University 'Kharkiv
Polytechnic Institute' (NTU 'KhPI')

Bachelor's Degree in Software Engineering — 2023 Simon Kuznets Kharkiv National
University of Economics

Certifications
Microsoft Certified: Azure Fundamentals (AZ-900) in 2025
Sitecore Certified: Sitecore 10 .NET Developer in 2023, Sitecore Content Hub Developer in
2024