[ SENIOR BACKEND ARCHITECT ]

Designing Scalable
Cloud Ecosystems.

I'm Linghan Kong. I specialize in C#/.NET, high-performance AWS architectures, and distributed systems. 6+ years of engineering excellence at Thoughtworks, iHerb, and HCL.

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AWS EKS C# / .NET Kubernetes Terraform Rust Microservices Kafka Gemini AI AWS EKS C# / .NET Kubernetes Terraform Rust Microservices Kafka Gemini AI

/ Professional Experience

Apr 2024 - Present

Software Engineer @ HCL

Focusing on complex backend architecture and high-availability cloud solutions.

Backend Cloud Architecture
Sep 2023 - Jan 2024

Software Engineer @ iHerb

  • Refactored e-commerce refund systems using C# / .NET Core and JPA.
  • Implemented Unit of Work pattern, reducing I/O consumption and increasing API response rate by 150%.
  • Migrated CI/CD to Bitbucket Pipeline, optimizing build processes across the entire solution.
C# AWS S3 JPA Kubernetes
Apr 2021 - Mar 2023

Software Development Engineer @ Thoughtworks

  • Architected scalable microservices for Ritchie Bros 2.0 auction platform using AWS EKS and Istio.
  • Automated infrastructure with Terraform and CloudFormation, reducing operational costs by 30%.
  • Designed Horizontal Pod Autoscaler (HPA) mechanisms, achieving a 60% increase in application availability.
  • Built service contract testing frameworks using Pactflow to ensure API integrity.
AWS Terraform Kubernetes DDD TDD