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Joel Transport vs Picking & Packing app 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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Joel Transport ›
Online booking platform on AWS
Picking & Packing app ›
A Kotlin warehouse app for fulfilment teams
Multichoice installer payments ›
R5M+ paid to installers in the first six months
At a glance
- Role
- Lead Engineer
- When
- Dec 2022 – May 2023
- Length
- 6 mo
- Status
- Live
- Type
- Web, Platform
- Role
- Lead, Smart Kitchen Co
- When
- 2025 – 2026
- Length
- 1 yr
- Status
- Delivered
- Type
- Mobile
- Role
- Integration engineer
- When
- Delivered
- Length
- —
- Status
- Delivered
- Type
- Platform
The problem
Centralised the customer journey and operational data, reduced manual hand-offs and set up a documented AWS foundation.
An Android app that drives picking and packing for warehouse and fulfilment operations.
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.
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—
Stack
- Python
- AWS
- Paystack
- Sage
- Zoho
- Kotlin
- Android
- Payments integration
Highlights
- Python APIs and AWS deployment architecture
- Paystack, Sage Accounting, Zoho Bigin and Zoho SalesIQ integrations
- Led architecture and development
- Built in Kotlin for warehouse floor use
- Processed over R5 million in installer payments within six months
Infrastructure choices
- AWS
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—
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.