Олег

OLEG ZUBATENKO
Senior Backend .NET Developer
48 years old | Kyiv, Ukraine | Remote

Tel: [open contact info](look above in the "contact info" section) | Email: [open contact info](look above in the "contact info" section) | LinkedIn: [open contact info](look above in the "contact info" section)

SUMMARY
.NET Developer with extensive experience in backend development, microservices, Azure, high-load systems, and third-party
integrations. Specialization in C#, .NET 8, REST API, Azure Services, MS SQL, EF Core, RabbitMQ (MassTransit), and
SignalR. Key strengths include architectural thinking, performance optimization, and building fault-tolerant solutions.

TECH SKILLS
Backend: C#, .NET 6-8, ASP.NET Core, REST API, Entity Framework Core, ADO.NET, Microservices, SOLID, Clean
Architecture.
Cloud (Azure): Azure Service Bus, Azure Blob Storage, Azure Functions, App Service, Key Vault, Logic Apps, Application
Insights Monitoring.
Databases: MS SQL (T-SQL), MySQL, MongoDB, Redis.
Messaging: RabbitMQ (MassTransit), Azure Service Bus, SignalR.

WORK EXPERIENCE
IPLAND | Senior Backend .NET Developer
November 2017 – December 2025
• Platform Modernization: Developed and optimized services using ASP.NET Core 8, EF Core, and microservices
architecture.
• High-Load Processing: Managed large file volumes and implemented horizontal scaling for computer vision services
based on Azure AI Services, Azure Machine Learning, and Azure Document Intelligence (OCR).
• Infrastructure: Utilized Azure Service Bus and Blob Storage for reliable asynchronous processing. Implemented
monitoring and diagnostics with Azure Application Insights.
• Document Management: Engineered high-load tax document flow systems using MassTransit, RabbitMQ, and
MongoDB.
• Real-time UI: Integrated SignalR for reactive user interface elements.

E-Procurement Trading Platform (ProZorro) | Team Lead / .NET Developer
September 2014 – November 2017
• Developed an accredited trading platform integrated with the ProZorro public procurement API. Coordinated the
development team and focused on system performance optimization. Stack: ASP.NET MVC, SignalR, MS SQL, EF.

VNIPITRANSGAZ | Deputy Head of IT Department
May 2003 – September 2014
• Designed a document management system based on SOA, WCF, and WinForms. Developed CAD add-ons for
AutoCAD/CADWorx and managed CRM development on PHP/CodeIgniter.

Armed Forces of Ukraine | Software Developer
June 2000 – April 2003
• Developed specialized software for Air Defense tasks using RAD Delphi (Object Pascal) and MS SQL.

EDUCATION & CERTIFICATIONS
Specialist Degree: Computer Systems and Networks, Kyiv Military Institute of Control and Communication (1995-2000).
Bachelor's Degree: Enterprise Economics, Staropolska Higher School in Kielce, Poland (2016-2019).
Microsoft Certification: Exam 70-483: Programming in C# (2018).

LANGUAGES & INTERESTS
English: Intermediate (B1+). Interests: Football, traveling.