Great Northern Business Sciences

Principal-level software engineering consultancy specializing in enterprise modernization, distributed systems architecture, and cloud migration across AWS and Azure.

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About

Led by Garry Smith, Principal Software Engineer with 25+ years of experience designing and delivering enterprise and regulated systems. Independent consultant since 2001.

Known for leading proof-of-concept initiatives, de-risking legacy platform transitions, modernizing ERP and governance systems, and establishing repeatable CI/CD and infrastructure automation practices.

Core Capabilities

Enterprise Modernization

  • Legacy system replacement
  • ERP migration (SAP → NetSuite)
  • Application re-architecture

Distributed Systems

  • Event-driven integrations (NATS, Kafka)
  • Microservices architecture
  • Scalable search pipelines

Cloud & DevOps

  • AWS & Azure architecture
  • Terraform / IaC
  • CI/CD automation

Selected Engagements

Federal Reserve Bank of Minneapolis

Designed governance applications aligned with regulatory and audit requirements. Built production APIs in TypeScript, Python, PostgreSQL.

C.H. Robinson

Designed microservices-based warehouse systems using .NET Core, SQL Server, and RabbitMQ.

Blackbaud

Replaced legacy Silverlight application with React-based POC. Modernized CSLA-based backend using C# and SQL Server.

Thomson Reuters

Built OAuth-based SSO and data exchange platform. Developed data enrichment APIs across commercial and public sources.

Technology Stack

Languages

C#, TypeScript, JavaScript, Python, Java

Backend

.NET / ASP.NET Core, Node.js, microservices

Cloud & Data

AWS, Azure, Terraform, Docker, Kubernetes, PostgreSQL, SQL Server

Engagement Model