I'm a Senior Software Engineer with 16+ years of experience delivering end-to-end solutions across fintech, banking, and SaaS platforms.
I specialize in:
- .NET (C#, ASP.NET Core, Blazor) for clean, maintainable backend and frontend systems.
- Cloud architecture (Azure, AWS, GCP) and Infrastructure as Code (Terraform) for modern, reliable deployments.
- Designing secure, event-driven, multi-tenant SaaS and microservice architectures.
- Leading Agile teams and turning ideas into production-ready systems.
💡 I love building systems that balance elegance, performance, and scalability.
- PixelPOS (PxPOS) — a smart Point of Sale system for small to enterprise businesses.
- TicketmasterDropBot1 — automation tooling for OTP-based queue handling using C# and IMAP integrations.
- TrainingCan.Walkers — a marketplace connecting pet owners with walkers.
- Advanced cloud-native architectures (AWS Lambda, Azure Container Apps)
- AI integrations using OpenAI and .NET 9
- Full microservice orchestration with event sourcing and CQRS
- .NET / Blazor / Node.js / TypeScript projects
- Pro-bono tech projects that make a real-world impact 🌍
If your idea needs tech to become reality and you can’t afford a developer — reach out.
- C#, ASP.NET Core, Blazor (Server/WASM)
- Entity Framework Core, Clean Architecture, CQRS + MediatR
- Cloud architecture (Azure | AWS | GCP)
- CI/CD pipelines, Terraform, Docker, GitHub Actions
📧 elmerster@gmail.com
🌍 LinkedIn • Twitter • Instagram
I believe great software is 10% code and 90% collaboration.
Because the best systems are built by people — not commits.