Fintech
MediumMoving Money is Solved. Moving Certainty is Next.
Why the next frontier in financial infrastructure is not payment speed but settlement certainty — and what that means for builders in Africa.
Astan field notes
Practical writing on software development, blockchain, fintech, and building technology products in Nigeria and Africa.
Software Development
Building products, automating operations, and engineering systems for Nigerian businesses.
3 articles →
Blockchain & Web3
Asset tokenization, smart contracts, and decentralized infrastructure for African markets.
5 articles →
Fintech & Payments
Payment infrastructure, settlement certainty, and financial technology in Africa.
3 articles →
Fintech
MediumWhy the next frontier in financial infrastructure is not payment speed but settlement certainty — and what that means for builders in Africa.
Fintech
MediumA technical deep-dive into optimizing GPS performance on POS terminals for accurate geo-tagging and regulatory compliance in fintech deployments.
Hyperledger
How Hyperledger Fabric and Besu enable permissioned asset tokenization for banks, fintechs, and financial institutions in Africa — with real deployment considerations.
Asset tokenization
A research-backed case for asset tokenization as financing infrastructure for Nigerian and African firms.
Stablecoins
A practical look at how stablecoins solve real currency, payment, and treasury problems for Nigerian and African businesses — beyond the hype.
Bitcoin
A technical and product guide to Bitcoin wallet development — key management, transaction signing, UTXO handling, and what to consider when building for African users.
RGB Protocol
How the RGB protocol enables smart contracts and asset issuance on Bitcoin using client-side validation — and why it matters for tokenization in Africa.
Learning systems
A practical guide to the six concepts that help beginners move beyond tutorial hell and start thinking like developers.
Business automation
A practical guide to ERP and CRM integration for Nigerian businesses looking to automate workflows and reduce manual overhead.
App development
A founder's guide to commissioning mobile and web app development in Nigeria — what to expect, what to avoid, and how to get a product that actually ships.
Blockchain
A practical look at how Nigerian businesses are using blockchain applications beyond cryptocurrency — from supply chain to payments to digital identity.