HRHalden Ross ~/$
booking new engagements — from August 2026mainUS Mountain (UTC−7) · overlaps US + EU morningsresp < 1 business day
stack

Stack & capabilities

Where I’m fastest, by category — and how deep I go. This is a map, not a list of requirements: I’ll work in your stack.

core deepest, most opinionatedfluent productive day oneworking comfortable, ramp quickly
lang

Languages

— Where I’m fastest and most opinionated.
Gocore
TypeScript / Nodecore
Pythoncore
Rustfluent
SQLcore
Java / Kotlinworking
Bashfluent
data

Data & storage

— Picking the right store is half the battle.
PostgreSQLcore
Rediscore
Kafkafluent
ClickHousefluent
DynamoDBworking
Elasticsearchworking
S3 / object storescore
infra

Infra & platform

— Boring, reproducible, and cheap to run.
AWScore
Kubernetesfluent
Terraformcore
Dockercore
GCPworking
GitHub Actions / CIcore
Cloudflarefluent
obs

Observability & reliability

— You can’t fix what you can’t see.
OpenTelemetrycore
Prometheus / Grafanacore
Datadogfluent
SLOs & error budgetscore
Sentryfluent
Load testing (k6)fluent
domains

Domains

— Problem spaces I’ve shipped in.
Payments & billingcore
Marketplacescore
Event-driven systemscore
Data pipelines / ETLfluent
Search & rankingworking
Multi-tenant SaaScore

I’m language-agnostic on principle — I’ll work in your stack. This is where I’m fastest, not a list of requirements. “Boring technology” is a feature.

next step

Have something that has to ship — or stay up?

Book a 30-minute call. We’ll talk through what you’re building, what hurts, and whether I’m the right person for it. No charge, no pitch — and a scoped plan before any work begins.