.NET Engineer

I'm Siraj Oli

Backend Specialist focusing on .NET API Development

As a BIT Student and Backend Specialist, I architect high-concurrency systems using Clean Architecture and .NET 8/9/10. I focus on building secure, maintainable APIs through SOLID principles, JWT authentication, and EF Core, ensuring that every integration—from payment gateways to tax systems—is scalable and enterprise-ready.

Siraj Oli

Technical Arsenal

.NET 8, 9, 10 / Core

Building high-performance, cross-platform applications using the latest LTS and STS releases of the .NET ecosystem.

PostgreSQL & Entity Framework

Managing relational data structures with PostgreSQL and utilizing Entity Framework Core for efficient ORM data access.

Clean Architecture & SOLID Principle

Designing scalable, maintainable systems by decoupling layers and strictly adhering to SOLID design principles.

RESTful API & Serilog

Developing robust HTTP services integrated with Serilog for structured logging and real-time monitoring.

DevOps and Tools

Using Git for version control, GitLab for CI/CD pipelines, and maintaining standard DevOps workflows.

Postman & Swagger

Ensuring API reliability through automated Postman testing and maintaining clear documentation with Swagger.

Featured Integrations

Finance & Tax

VAT Sales & Purchase System

Engineered a robust module for automated VAT ledger management. Handles complex tax calculations for sales and purchase entries with real-time reporting accuracy.

  • Automated Tax Calculations
  • Purchase/Sales Reconciliation
Fintech integration

NepalPay API Gateway

Implemented full-cycle transaction handling for NepalPay. Includes QR generation, secure signature verification, and real-time payment notification hooks.

  • JWT & Cryptographic Security
  • Payment Status Webhooks
Government Compliance

IRD Verification Module

Developed real-time software verification modules compliant with the Inland Revenue Department (IRD). Built CBMS sync services for digital billing audits and data integrity verification.

Get In Touch

I am currently available for API consultancy and .NET roles.

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