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Send24 (formerly Dilivva)
Role: Head of Engineering / Lead Architect
The Problem
High-volume urban logistics required automated order routing, driver dispatch, instant WhatsApp ordering, and zero-fault financial accounting across thousands of daily transactions.
Context
Flagship logistics platform architected and built from initial commit to production at NQB8 Limited.
Architecture & Technologies
Laravel, PostgreSQL (dual-ledger wallet), RabbitMQ, Docker, Paystack, WhatsApp API, Google Geolocation, Laravel Pulse, Honeybadger.
Results & Outcomes
Handled 5,000+ daily transactions with zero-fault reconciliation; automated end-to-end VAT invoicing with Google Drive sync; reduced customer support overhead via automated WhatsApp payment confirmations.