Маркіян

MARKIIAN PYTEL
.NET ENGINEER

PROFILE
Motivated and detail-oriented .NET Developer with approximately 2.5
years of commercial experience in backend and full-cycle software
development. Strong foundation in software engineering principles and
hands-on experience building, maintaining, and modernizing
applications using the .NET ecosystem.
CONTACT
Started programming in C++ (procedural and functional paradigms) in
+380 67 559 0323 2021–2022, then transitioned to C#/.NET in 2022 and have been
[відкрити контакти](див. вище в блоці «контактна інформація») working professionally in the field since then. Experienced in both
legacy and modern architectures, including ASP.NET MVC, WinForms,
Lviv, Ukraine Minimal APIs, and service-oriented approaches.

Graduated with a Junior Specialist degree in Computer Engineering
HARD SKILLS (Specialty 123) from Lviv Polytechnic College (2018–2022) and
currently pursuing a Bachelor’s degree in Information Systems and
Programming Languages & Technologies (Specialty 126) at Lviv University of Internal Affairs
Frameworks (2022–2025).

C# / .NET – (strong knowledge) Additionally, completed a .NET Developer professional course at
C++ – (basic knowledge) CyberBionic Systematics, gaining practical experience in building
modern applications with C# and .NET technologies.
Web & Backend Development
Passionate about backend development, clean architecture, and writing
ASP.NET Core (MVC, REST API) – maintainable, efficient code. Continuously improving both technical and
soft skills through real-world projects, collaboration, and continuous
(strong knowledge)
learning.
gRPC – (middle knowledge)
Entity Framework Core – (strong EXPERIENCE
knowledge)
**.NET Developer (Outsourced to Acclamare)**
ADO.NET – (strong knowledge) Insiders, Remote / Ukraine
ASP.NET Identity / JWT – (strong December 2023 – August 2024

knowledge) - Developed and maintained a legacy desktop ERP system using
Database Technologies WinForms (DevExpress) and .NET Framework.
- Monolithic MVC architecture with ADO.NET/Dapper; 80% of
MS SQL Server – (strong
business logic implemented in the database.
knowledge) - Automated business processes: emails, tax calculation, payment
document generation, bank integrations.
MongoDB – (middle knowledge)
- Refactored to gRPC-based inter-service communication for
DevOps & Tools modernization.
- Active use of Azure DevOps for CI/CD, task boards, and deployments.
Azure DevOps – (middle
- Participated in task estimation, Scrum ceremonies, and direct client
knowledge) communication.
Git – (strong knowledge) Technologies: WinForms, DevExpress, .NET Framework, ADO.NET,
Dapper, SQL Server, gRPC, Azure DevOps, MVC.
 EXPERIENCE
Architecture & Patterns **.NET Backend Developer**
SOLID, OOP principles – Polarix Data & Sping – Healthcare Project “Zaffire” (Remote)

(strong knowledge) September 2024 – January 2025
Repository Pattern, CQRS - Co-developed a healthcare web app backend using .NET 9 from
scratch with one other developer.
(MediatR) – (strong knowledge) - Used Minimal API, Vertical Slice Architecture, and CQRS with
AutoMapper, FluentValidation MediatR.
- Integrated Azure Cognitive Services (Speech-to-Text), GPT-based
– (strong knowledge) logic, and handled voice-to-text workflows.
Testing & ML - Implemented Identity, FluentValidation, Serilog, AutoMapper, and EF
Core for Azure SQL.
xUnit – (middle knowledge)
- Managed backend independently; collaborated with frontend
ML.NET – (basic to middle developers.
- Project management via Jira; designs in Figma; handled story point
knowledge)
estimation.
Technologies: .NET 9, Minimal API, Vertical Slice, CQRS, MediatR, Azure
Cognitive Services, EF Core, FluentValidation, Identity, AutoMapper,
SOFT SKILLS Serilog, Azure SQL, Jira, Figma.

**.NET Engineer** (Outsourced to Propelhealth)
Problem-solving GeekGroupllc (Remote)

Attention to detail February 2025 – Present
Communication skills - Working on a legacy and actively maintained ASP.NET MVC
application based on .NET Framework.
Teamwork - Developing and supporting backend functionality using MVC
Adaptability architecture and Dapper for data access.
- Implementing frontend behavior using JavaScript and Razor views.
Time management
- Maintaining and extending existing business logic related to
Self-motivation healthcare workflows.
- Writing and optimizing SQL queries and stored procedures.
Critical thinking
- Fixing bugs, improving performance, and participating in ongoing
Willingness to learn refactoring.
- Collaborating with distributed team members and following
Responsibility
established development processes.
Collaboration
Technologies:
Patience and persistence
ASP.NET MVC, .NET Framework, Dapper, JavaScript, SQL Server,
Razor, HTML/CSS.
LANGUAGES A BIT ABOUT ME
Ukrainian (Native)
Outside of programming, I enjoy activities that challenge both my mind
English (B2 - Upper- and body. I'm passionate about speedcubing, often solving Rubik's
Cubes to sharpen my focus and problem-solving speed. I also enjoy
Intermediate)
playing board games with friends, which helps me develop strategic
thinking and collaboration. To stay active and maintain a healthy
balance, I regularly go to the gym.

In addition, I enjoy helping friends who are learning programming —
sharing advice, explaining concepts, and supporting their growth. These
hobbies and interactions keep me motivated, disciplined, and always
striving to improve — both as a developer and as a person.