— Services

Key Expertise

How I can help with your next project

Backend & API Development

Scalable REST/SOAP APIs and backend systems built with ASP.NET Core, EF Core, and clean, maintainable architecture.

  • Clean Architecture
  • CQRS
  • API design & documentation

Microservices & System Architecture

Designing and building multi-tenant, event-driven microservices that scale — from service boundaries to messaging and data ownership.

  • Multi-tenant SaaS
  • Event-driven design
  • RabbitMQ / Kafka

Third-Party API & Payment System Integrations

Integrating airline GDS/NDC APIs, payment gateways, and other third-party services into production systems reliably.

  • API Integration
  • Payment gateways
  • Webhook & event integrations

Performance Optimization & Scaling

Profiling and optimizing backend systems — from query tuning to caching — to handle production load without surprises.

  • Query & DB tuning
  • Redis caching
  • Load testing

Legacy Modernization

Modernizing legacy .NET systems and mentoring teams through code review, without disrupting what already works.

  • Legacy system migration
  • Technical mentoring

Project Database Migration

Moving production databases between engines — including SQL Server to PostgreSQL — covering schema, data, and the application data-access layer.

  • SQL Server → PostgreSQL
  • Schema & data migration
  • Licensing cost reduction