Principal .NET / C# Engineer,
Tech Lead & Software Architect
Principal hands-on .NET/C# engineer and former founder with 14+ years building backend systems, SaaS platforms, APIs, and business-critical software for international teams. Open to remote Staff / Principal Engineer, Tech Lead, and Software Architect opportunities.
14+
years shipping production .NET
30,000+
daily users on a product I founded
70 TB
document corpus delivered via REST
3ร
international hackathon winner
How I Can Help
Staff / Principal Engineer
Hands-on delivery of backend systems, APIs, and microservices with ASP.NET Core โ production reliability, performance, and clean, maintainable code.
Tech Lead
Pragmatic technical leadership: architecture and code review, quality standards, responsible AI-assisted development, and daily collaboration across EU/US timezones.
Software Architect
Solution architecture across application, infrastructure, and data layers โ service design, database architecture, deployment topology, security boundaries, and non-functional requirements.
Experience
Software Architect ยท Andersen
2026 โ PresentOwn solution architecture for an enterprise operations management platform across application, infrastructure, and data layers โ service design, database architecture, deployment topology, and security boundaries. Define the technical foundation and enforce guidelines for responsible AI-assisted development using Claude Code.
Lead .NET Developer / Tech Lead ยท Andersen
2021 โ PresentAn enterprise standards-document comparison platform using AI text recognition and NLP to detect differences across document versions at scale, built for a global information-services client.
- Designed and built .NET microservices for document processing, scaling to hundreds of thousands of documents.
- Delivered secure delivery of a corpus up to 70 TB, exposed via REST APIs to an Angular web app.
- Built a company-wide email-templating foundation and governed migration to a v2 settings platform.
- Reviewed architecture and code, keeping quality, maintainability, and production stability high.
Technical Founder (CEO/CTO) ยท HR Chatbot
2015 โ 2021Founded and led an AI-powered HR automation platform for recruitment, onboarding, and employee support that reached 30,000+ daily users. Led a 5-person cross-functional team, architected a cloud-native platform on .NET Core and Azure, and owned product direction and enterprise integrations from concept to market.
Senior Full-Stack Developer ยท Municorn
2015 โ 2017Built mobile and web apps for financial services โ ASP.NET Web API analytics processing hundreds of thousands of transactions, top-ranked Xamarin iOS/Android apps, BDD testing practices, and image-processing for document recognition.
Senior .NET Developer ยท Thomson Reuters
2015Contributed to the WinRT version of EIKON Interactive Map, an enterprise geospatial app โ high-performance Windows apps with ArcGIS and MVVM, plus a fault-tolerant REST client for a real-time news API.
Tech Stack
Backend
- C# / .NET
- ASP.NET Core
- Web API / MVC
- REST APIs
- Microservices
Frontend / UI
- Angular
- Blazor
- Razor Pages
- htmx
- WinUI / MAUI / Xamarin
Databases
- PostgreSQL
- MS SQL Server
- SQLite
Cloud
- Azure (Functions, Service Bus, Web Apps)
- AWS (S3, Lambda)
Identity
- Microsoft Entra ID
Testing / DevOps
- xUnit / NUnit
- Azure DevOps
- GitHub Actions
- CI/CD
Awards
- HackJunction Helsinki 2016 โ Winner, Skype AI Challenge
- HackJunction Helsinki 2015 โ Winner
- PayPal BattleHack Moscow 2014 โ Winner
Education
- Bauman Moscow State Technical University โ Master's degree, Computer Science
- Moscow Institute of Physics and Technology โ Professional Retraining, Innovation Management
Work Setup
Remote-first
Long-term contractor and remote employment experience with US and EU teams.
B2B ยท EOR ยท Employment
B2B invoicing available via a registered entity โ see Legal.
EU hours
Partial US overlap for standups and collaboration.
Based in South Korea
Working with international, multi-timezone teams.
Let's talk
Have a Staff/Principal Engineer, Tech Lead, or Architect role โ or a B2B contract?
The fastest way to reach me is email.