Oleksandr

Herasymov, Oleksandr
Role: Software Engineer (.NET / Fullstack)
Location: Ukraine
LinkedIn: linkedin
GitHub: github
Telegram: telegram

SUMMARY

Software Engineer with 3+ years of commercial experience in enterprise application development at Luxoft.
Strong background in digitizing complex business workflows, system integration, and relational database
design. Currently transitioned focus to the .NET ecosystem & Angular, building scalable, event-driven
distributed systems using modern architectural patterns (Clean Architecture, CQRS, DDD). Adept at working in
international Agile teams and delivering highly reliable backend solutions.

SKILLS
• Backend: C#, .NET 8/10, ASP.NET Core Web API, Entity Framework Core, LINQ
• Architecture & Patterns: Clean Architecture, CQRS (MediatR), Domain-Driven Design (DDD), Event-Driven
Architecture, RESTful API, SOLID
• Frontend: Angular (Standalone Components), TypeScript, HTML5, SCSS
• Databases & Messaging: PostgreSQL, SQL, MS SQL Server, Apache Kafka
• Security & Infrastructure: Keycloak (OAuth2.0, OpenID Connect, JWT), Docker, Docker Compose
• Testing & Tools: xUnit, Moq, Git, Swagger/OpenAPI, Postman

WORK EXPERIENCE

Luxoft
Software Engineer | Feb 2024 – Present (Kyiv)
Project: Digitization of product management workflows for a global resource company (International team:
USA, India, Ukraine).

• Architected and implemented cross-project data integration modules, automating reference data
fetching via REST APIs.

• Designed complex business logic to ensure data integrity for enterprise-scale product forms.

• Developed automated PDF generation and multi-stage notification services, significantly reducing
manual processing time.

• Collaborated in a distributed international Agile environment, participating in architectural
discussions and code reviews.

Software Engineer | Jul 2023 – Feb 2024 (Kyiv)
Project: Online application for managing business loans.

• Designed relational database schemas to handle complex loan application structures and user
hierarchies.

• Wrote optimized SQL queries with advanced filtering and grouping to achieve specific data selection
for interactive reports.

• Integrated AI-driven OCR modules and external services to automate PDF data extraction and the loan
approval process.

Software Developer | Oct 2022 – Aug 2023 (Kyiv)

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Project: Core banking solution application (Luxoft).

• Developed backend logic for critical banking operations, including new customer creation and deposit
management.

• Implemented authentication and authorization workflows, ensuring strict adherence to banking
security standards.

• Configured and maintained seamless integrations with internal and external microservices.

LANGUAGES
Ukrainian – Proficient
English – Upper – Intermediate

EDUCATION
2024 National Technical University of Ukraine "Ihor Sikorsky Kyiv Polytechnic Institute"
Master, Automation and Computer-Integrated Technologies

2023 National Technical University of Ukraine "Ihor Sikorsky Kyiv Polytechnic Institute"
Bachelor, Automation and Computer-Integrated Technologies

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