Selected work

Six projects, measured before and after

Storefronts, booking, internal tools and a couple of rescues. Each case study shows the starting numbers, the decisions we made and what changed once it shipped.

hearthlinegoods.com/pricing

New · Mobile app

Your studio, booked solid

One calm workspace for bookings, payments and the messages in between.

Book a demoSee how it works

FieldcraftTallowKestrelNorthwindCopperline

Live tracking

See every job and vehicle on one map.

Audit trail

Every change, signed and dated.

Instant payouts

Paid the same day, every day.

9:41

Hearthline Goods

Your studio, booked solid

One calm workspace for bookings, payments and the messages in between.

Book a demo

Live tracking

See every job and vehicle on one map.

01Hearthline Goods2025

Rebuilding a homewares storefront for mobile buyers

Astro
Shopify Storefront API
Edge caching

02Cobalt Physio2024

Online booking for a physiotherapy clinic network

Next.js
Postgres
Practice management API

app.brightwellfreight.com/board

03Brightwell Freight2024

Replacing 14 spreadsheets with one dispatch dashboard

Remix
Postgres
Row-level security

forecast.pytest_forecast.pyREADME.md

118import polars as pl119from marrowco.models import Forecaster120121122def weekly_demand(df: pl.DataFrame) -> pl.DataFrame:123 """Forecast invoices per depot for the next 8 weeks."""124 model = Forecaster(horizon=8, seasonality=52)125 out = (126 df.group_by("depot", "week")127 .agg(pl.col("invoice_id").count().alias("n"))128 .sort("week")129 )130 # retrain only when drift > 4%131 if model.drift(out) > 0.04:132 model.fit(out)133 return model.predict(out)

Mei Tanreviewed · 2m

Nice — can we add a span attribute for the region here?

04Marrow & Co2023

Moving a 9,000-page publisher off a legacy CMS

Astro
Headless CMS
Redirect mapping

05Fernway Utilities2025

An offline-first app for field engineers

React Native
SQLite
Postgres

pagespeed.lumenpantry.dev/report?url=lumenpantry.com

lumenpantry.comMobileDesktopOct 7, 2026 · Moto G Power · Slow 4G

Performancewas 39

Accessibilitywas 71

Best practiceswas 78

SEOwas 81

Core Web Vitals Passed

LCPLargest contentful paint0.8 s

4.8 s

INPInteraction to next paint115 ms

421 ms

CLSCumulative layout shift0.03

0.33

Fixed in this release

Reserve space for embedsCLS −0.2

Serve images as AVIF−1.6 s

Remove render-blocking CSS−674 ms

Network waterfall 7 requests · 207 kB

Performancefrom 39 → 100−61% JS

06Lumen Pantry2026

A performance rescue for a grocery subscription app

Next.js
Postgres
Core Web Vitals

Tell us what is slow, broken or still in a spreadsheet

Send a short brief. Within two working days you get a reply from an engineer, not a sales rep, with first questions and a rough range.

Start a project See the work

Booking projects from February 2027

Six projects, measured before and after

Your studio, booked solid

Your studio, booked solid

Rebuilding a homewares storefront for mobile buyers

Dispatch

Online booking for a physiotherapy clinic network

Sprint 24

Backlog 3

In progress 5

Review 6

Done 4

Blocked 5

Replacing 14 spreadsheets with one dispatch dashboard

Moving a 9,000-page publisher off a legacy CMS

Fernway Utilities

Tofu bao

Size

14 min

An offline-first app for field engineers

Core Web Vitals Passed

Fixed in this release

Network waterfall 7 requests · 207 kB

A performance rescue for a grocery subscription app

Tell us what is slow, broken or still in a spreadsheet