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Picking & Packing app vs Joel Transport vs Multichoice installer payments
The problem, what was built, the stack and the outcome, next to each other.
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In common
- Shared stack: none in common
- Order: Joel Transport (Dec 2022 – May 2023) → Picking & Packing app (2025 – 2026)
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Picking & Packing app ›
A Kotlin warehouse app for fulfilment teams
Joel Transport ›
Online booking platform on AWS
Multichoice installer payments ›
R5M+ paid to installers in the first six months
At a glance
- Role
- Lead, Smart Kitchen Co
- When
- 2025 – 2026
- Length
- 1 yr
- Status
- Delivered
- Type
- Mobile
- Role
- Lead Engineer
- When
- Dec 2022 – May 2023
- Length
- 6 mo
- Status
- Live
- Type
- Web, Platform
- Role
- Integration engineer
- When
- Delivered
- Length
- —
- Status
- Delivered
- Type
- Platform
The problem
An Android app that drives picking and packing for warehouse and fulfilment operations.
Centralised the customer journey and operational data, reduced manual hand-offs and set up a documented AWS foundation.
Integrated the installer management system into Multichoice's payment process so installers are paid accurately and on time.
What was built
—
Led architecture and hands-on engineering for an online booking platform: Python APIs and the AWS deployment architecture, integrated with Paystack, Sage Accounting, Zoho Bigin and Zoho SalesIQ.
—
Stack
- Kotlin
- Android
- Python
- AWS
- Paystack
- Sage
- Zoho
- Payments integration
Highlights
- Led architecture and development
- Built in Kotlin for warehouse floor use
- Python APIs and AWS deployment architecture
- Paystack, Sage Accounting, Zoho Bigin and Zoho SalesIQ integrations
- Processed over R5 million in installer payments within six months
Infrastructure choices
—
- AWS
—
Outcome
—
Centralised the customer journey and key operational data, reduced manual hand-offs and established a documented AWS foundation for future development.
Over R5 million in installer payments processed within six months.