Selected work

Products we helped put in front of real people.

A slow-growing portfolio. Each case is a project we'd happily show a prospective hire as an example of how we work.

Filter All iOS Android Flutter Fintech Healthtech Logistics Retail
Fintech · iOS + Android Case 01 2025 →

Kori — rebuilt a personal finance app without losing a single user.

A four-year-old codebase in two languages, two platforms, zero tests. We rebuilt both apps in parallel behind feature flags, shipped the new version in waves, and kept D30 retention flat through the transition.

43%
Crash rate
4.9★
New rating
18w
Total rebuild
OverviewOct 2025
TOTAL BALANCE
$ 24,580.12
+12.4% this month
Logistics · Flutter Case 02 2025

Routewise — spreadsheet dispatching to live map in a quarter.

A mid-market logistics company running on a shared Google Sheet and a WhatsApp group. We shipped a Flutter driver app, a web dispatch console, and a sync layer that survives spotty rural signal.

+38%
Routes / day
60%
Dispatch time
14w
To launch
+38%
Routes per day
Healthtech · iOS Case 03 2024

Lumos — a meditation app that moved the number that mattered.

Native iOS with deeply crafted audio and haptics. We replaced the onboarding flow, rewrote the session player, and introduced a lightweight streak system — all behind A/B flags for clean measurement.

+27%
D7 retention
+19%
Trial → paid
9w
Engagement
Evening wind-down
Today's plan
Breathe · 4-7-805:00
Body scan10:00
Sleep audio25:00
Retail · Android Case 04 2024

Shelf — a store-associate tool that cut scan time in half.

An Android-only tool for a 70-store chain, built to survive rugged handhelds and intermittent warehouse Wi-Fi. Offline-first, queued uploads, and a barcode path optimised on-device.

52%
Scan time
70
Stores live
0
P1 incidents
SCANNING…#48201
Pinecrest Lager 500ml× 24
Harvest Oats 1kg× 12
Amber Tea — Ceylon× 6
River Sparkling 1.5L× 18
Queued for sync4
Edtech · Flutter Case 05 2024

Parent & teacher messaging that replaced three apps for a school network.

Flutter app for parents and teachers in a 34-school network. Calendars, announcements, absences, homework — one app, two roles, three languages.

34
Schools
78%
Parent activation
12w
To launch
MON · 9:00
Math · Mr. K.
TUE · 10:30
Field trip
WED · 08:00
Parents meeting
THU · ALL DAY
Spring break
Fintech · iOS Case 06 2023

Signal — a crypto tracker that shipped with fewer features, on purpose.

Our work with a founder who wanted a tracker that didn't feel like a casino. We cut the feature list by half, rebuilt the chart, and the app found its audience.

120k
Installs · Y1
4.8
App Store
8w
To MVP
BTC
+3.2%
ETH
+1.8%
SOL
−0.4%

Want a deeper write-up? Ask for the case book.

PDF · 20 pages

Full breakdowns: architecture diagrams, release notes, and the three decisions we'd do differently today.