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Joel Transport vs WhatsApp platforms vs Picking & Packing app

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: WhatsApp platforms (2018 – 2022) → Joel Transport (Dec 2022 – May 2023) → Picking & Packing app (2025 – 2026)

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Joel Transport ›

Online booking platform on AWS

WhatsApp platforms ›

Altur, Harambee and eButler on the WhatsApp Business API

Picking & Packing app ›

A Kotlin warehouse app for fulfilment teams

At a glance

Role
Lead Engineer
When
Dec 2022 – May 2023
Length
6 mo
Status
Live
Type
Web, Platform
Role
Lead engineer, Mmogo Media
When
2018 – 2022
Length
4 yr
Status
Delivered
Type
Platform, AI
Role
Lead, Smart Kitchen Co
When
2025 – 2026
Length
1 yr
Status
Delivered
Type
Mobile

The problem

Centralised the customer journey and operational data, reduced manual hand-offs and set up a documented AWS foundation.
A WhatsApp-based job platform (Altur), Harambee Youth Accelerator's move from a mobisite to WhatsApp, and eButler's WhatsApp ordering with payments through Flash.
An Android app that drives picking and packing for warehouse and fulfilment operations.

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
  • Python
  • Django
  • WhatsApp Business API
  • Infobip
  • Twilio
  • Kotlin
  • Android

Highlights

  • Python APIs and AWS deployment architecture
  • Paystack, Sage Accounting, Zoho Bigin and Zoho SalesIQ integrations
  • Conversational journeys on the WhatsApp Business API
  • Payments via Flash, Paystack and MTN MoMo
  • Led architecture and development
  • Built in Kotlin for warehouse floor use

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.
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