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Portland, OR - Data Platform Engineering

Data platforms
teams actually
want to use.

I'm Alex Norum. Fourteen years building data platforms, most recently LegalZoom's - infrastructure, pipelines, governance, and the AI tooling on top, owned end to end. I've led the team too. Simple systems where the right way is the easy way.

01 - What I Do

Platform Engineering

Tools people actually want to use. Good docs, clean interfaces, fewer Slack questions.

Data Architecture

Designing systems that are simple to operate, easy to understand, and don't require hand-holding.

Team Leadership

Grew engineers, removed blockers, and kept the right things simple. Led the team, still shipped.

AI & Automation

Building AI agents, MCP servers, and LLM-powered tools so the platform helps you help yourself.

02 - Experience

Head of Data Platform LegalZoom · 2023 - 2026

Led the small team that owned LegalZoom's data platform - Snowflake, Airflow on Kubernetes, dbt, Terraform, and the self-service tooling around all of it.

  • Automated data access so teams got what they needed without tickets
  • Built AI tooling that took platform support off the team's plate
  • Automated the governance and privacy work that used to be manual
Principal Data Engineer LegalZoom · 2021 - 2023

Rebuilt LegalZoom's platform from a legacy stack to Kubernetes-native - Airflow, Terraform-managed Snowflake, and GitOps for everything.

  • Moved the platform to Kubernetes with everything managed as code
  • Wrote the platform standards and documentation the team still uses
  • Established self-service patterns so domain teams own their own data
Senior Software Engineer, Data Platform New Relic · 2018 - 2021

Joined as a data analyst, left owning the data platform roadmap. Built blue/green deployments, testing frameworks, and brought dbt to the org.

  • Introduced dbt - first adoption across the data org
  • Built Spark pipelines ingesting 10+ sources into Delta Lake
  • Clickstream sessionization and self-service tooling for analyst teams
Senior Business Analyst Oracle · 2013 - 2018

Worked across R&D, manufacturing, and supply chain building analytics and migrating Oracle's worldwide SCM systems to cloud.

  • Cut forecasting pipeline runtime from 4 hours to 20 minutes
  • Built predictive models for manufacturing capacity planning
  • Led on-prem to cloud migration for worldwide SCM

University of Oregon - Information Systems and Operations Management

03 - Fun Projects

Things I build on nights and weekends.

PDX Train

Live

Is the train blocking the intersection?

  • Kafka
  • Iceberg
  • Postgres
  • k3s

Portland freight trains park across SE crossings, so this tells me before I leave the house. ODOT camera frames run through a Kafka and Iceberg pipeline on my k3s cluster, with Postgres and Cloudflare serving the live board.

  • Watching 6 cameras every 30 seconds since Aug 2026
  • Per-camera trained image classifier in production
  • ODOT never archives its footage, so this history exists nowhere else

Sightread

Live

Piano sight-reading practice that listens back.

  • Astro
  • React
  • VexFlow
  • Web MIDI

Generates random but musically sensible sight-reading exercises for piano, from easy to brutal. Plug in a MIDI keyboard and it checks what you actually played, note by note.

  • Real sheet music notation rendered in the browser
  • Live feedback from a real MIDI keyboard
  • Same seed always generates the same exercise

SMO Save Editor

Stable

Rebuilt a lost Super Mario Odyssey save.

  • Python
  • binary formats

My nephew lost his Super Mario Odyssey save, so I built a save editor to rebuild his moon collection. It grew into a complete editor: every moon in every kingdom, viewable and editable by its real name.

  • Every moon editable by its in-game name, with search
  • Edits patch only the bytes it understands, the rest is untouched
  • Repairs saves where stored counts have drifted from reality

Homelab

Active

Not a showpiece. A place I break things.

  • k3s
  • ArgoCD
  • Strimzi
  • MinIO
  • Tailscale

A k3s cluster (nodes swagman-1 and swagman-2) plus a Raspberry Pi 5 running Home Assistant. Tailscale and Cloudflare tunnels for access, Strimzi Kafka, MinIO, and Iceberg for the data side. It runs PDX Train around the clock and whatever gets built next.

  • GitOps deploys via ArgoCD, everything in version control
  • Home Assistant with Zigbee and Lutron Caseta
  • Runs the PDX Train pipeline around the clock

mara-bot

Deprecated

A chatbot of my dog. She had opinions.

  • Python

A chatbot version of my labradoodle Mara that lived on an earlier version of this website. Retired, but preserved for the record.

04 - Stack

Snowflake Airflow dbt Kafka Terraform Kubernetes AI Agents & MCP

Core: Python · SQL · Airflow · Snowflake · dbt · Spark · Kafka · Flink · Kubernetes · Terraform · AWS

Also: Delta Lake · Iceberg · Postgres · Docker · GitHub Actions · GitOps

AI: LLM tooling · MCP servers · Agents · Slack bots · Claude Code and Cursor, daily

Honest levels: TypeScript and React: can build things, not expert

05 - How I Think

  • If people need to Slack you to use the platform, the platform isn't done yet.
  • Good guardrails beat good gatekeepers. Build the paved road, then get out of the way.
  • Make the secure path the easy path. If compliance feels painful, it's a design problem.
  • Solve the actual problem, not the one that lets you use the cool new tool.
  • A good runbook outlasts a heroic fix. Documentation is the real infrastructure.

And when you can't resolve ambiguity yourself: build the interface that lets the actual owner resolve it, and make the guardrails carry the risk.

06 - Off the Clock

12 Countries
30 Trips
10× Japan
  • Piano A few years in, taking lessons. Film scores, jazz standards, classical, some Ghibli.
  • Running Mostly to clear my head. Sometimes to train. Always tracking something.
  • Golf Trying to get better, tracking my misses, and regretting most 3-woods.
  • Snowboarding Winter weekends on the mountain.
  • Board games The shelf keeps growing.
  • Reading Sci-fi, philosophy, and whatever's been on the nightstand too long.
  • Mara A labradoodle. She had a chatbot once.
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