~/jmkorn.com

Josh Korn

01. Blog

Coming soon — posts about engineering, building things, and lessons learned.

02. Experience

Senior Software Engineer @ Microsoft

2023 — Present
  • Building SOC & FEDRAMP compliant services powering Windows Organizational Messaging & Azure Communication Services
  • Re-architected legacy services onto Azure Kubernetes — reduced COGS while increasing system reliability

Software Engineer II @ Microsoft

2020 — 2023
  • Built the fault-tolerant backend enabling Azure Communication Services Email — C#, .NET, Docker/Kubernetes, Azure
  • Owned live site for 99.99% available systems serving 700B+ impressions/year across Microsoft products
  • Shipped messaging infrastructure delivering 15B+ messages/year across Email, Xbox, SMS, and WNS

Software Engineer @ Microsoft

2017 — 2020
  • Built real-time personalization services — right message, right time, right surface for millions of customers
  • Modernized a legacy commerce email system handling 100M+ deliveries with zero downtime during migration

Software Engineering Intern @ Microsoft

2015 & 2016
  • Built traffic shaping tooling for Windows Web Store App Services
  • Improved back-end storage systems using SQL/C# integration for Microsoft IT

03. Projects

Task Orchestrator

A real-time task management system with Kanban boards, automated workflows, and team collaboration features.

Next.jsTypeScriptPostgreSQLWebSockets

Data Pipeline Engine

Modular ETL framework for processing and transforming large datasets with configurable pipeline stages.

PythonRedisDockerAWS Lambda

Weather Dashboard

Beautiful weather app with location-based forecasts, interactive maps, and severe weather alerts.

ReactNode.jsOpenWeather APIMapbox