Hi, I'm

John FX

I'm an experienced software engineer passionate about scalable distributed systems.

About

Profile picture

Hello! I'm a software engineer and technical leader with 17+ years of experience designing and scaling distributed systems for global enterprises. Recognized for delivering highly reliable, high-scale services used by millions of customers every second.

Interesting Things

These are some things that I've created, done, received, or otherwise find interesting

This Portfolio

This Portfolio

You're looking at it — a no-build Express.js server with data-driven sections

Agent Sandbox

Agent Sandbox

A Bash-based harness for running Claude Code in isolated Docker containers, with credential bridging and persistent sessions

Emmy Awards

Emmy Awards

I won two Sports Emmy's for Thursday Night Football while at Prime Video

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Skills

Services & Systems

AWSDynamoDBS3KinesisEC2ECS/FargateLambdaStep FunctionsCloudFormationCloudWatchSNSSQSCDKAWS ElementalKubernetesTemporalElasticSearchSQLNoSQLNginx

AI

Claude CodeCodexGithub CopilotCursorGeminiGoosePrompt CachingToken OptimizationContext Management

Tooling

GitHubLinearDatadogSentryPagerDutyBuildkiteJIRAGoogle DocsSlack

Architectures

Distributed SystemsWorkflow OrchestrationInfrastructure ManagementConcurrencyPlatform ArchitectureLLM IntegrationConfiguration ManagementDomain-Driven Design

Product Domains

Custom AI AgentsLive StreamingAd InsertionRoboticsContent ManagementMobile DevelopmentRetail OrderingRisk Assessment

Languages

JavaPythonTypeScriptJavaScriptRustRubyGoKotlin

Live Streaming

HLSDASHSmooth StreamingSCTE-35SCTE-224ESAMPOISLow Latency