Selected work

Three projects. All shipped, all still running.

We're deliberate about what we take on and careful about what we say in public. These are three engagements we're proud of — documented with the teams' permission.

01 / Case study

Vellum Health · Healthtech · Stockholm

A billing pipeline that bills correctly, every time.

Rebuilding Vellum's claims processing from a fragile cron soup into a resilient, observable Go pipeline — and open-sourcing the hard parts.

GoPostgresNATSGrafana

6 weeksDuration

2 engineers + advisoryTeam

2025Year

02 / Case study

Cartograph · Developer tools · Remote

A CLI engineers actually want to use.

Replacing a fragmented set of internal scripts with a single, well-tested CLI — plus the tooling to keep it small as the team grew.

GoCobraGitHub Actions

10 weeksDuration

3 engineersTeam

2025Year

03 / Case study

Lumen Data · Analytics · Bangalore

A Postgres migration that stopped paging the on-call.

Moving a 4TB analytics Postgres instance to RDS with zero downtime and a round-tripping migration workflow that the team still uses.

PostgresGoTerraform

4 weeksDuration

2 engineersTeam

2024Year