Blog
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86 Sessions in 80 Days: The Complete Build Timeline
The complete build timeline of 0fee.dev: 86 sessions across 80 days, from first commit to production deployment. By Juste A. Gnimavo.
BUI and PaiementPro: Local Champions for West Africa
How 0fee.dev integrates BUI and PaiementPro for West African mobile money with OTP validation, Wave redirect, and SDK integration.
The Numbers: 86 Sessions, 70,000+ Lines of Code
The complete statistical breakdown of 0fee.dev: 86 sessions, 70,000+ lines, 90+ endpoints, 8 SDKs, and more. By Juste A. Gnimavo.
The Pricing Evolution: From Tiers to 0.99%
How 0fee.dev's pricing evolved from 3 tiers to a flat 0.99% fee with no monthly charges and infinite credit. By Juste A. Gnimavo.
Lessons From Building a Fintech Platform With AI
What worked, what was hard, and what surprised us building 0fee.dev as a CEO-AI CTO team. Advice for AI-assisted fintech. By Juste A. Gnimavo.
What No Human Engineer Would Do: 42 Files in 45 Minutes
Analyzing Session 001 of 0fee.dev: 42 files and 7,900 lines in 45 minutes. What AI does differently from human engineers. By Juste A. Gnimavo.
Security Audit: What We Found and How We Fixed It
A transparent look at the security weaknesses we found in 0fee.dev and the systematic fixes we applied. By Juste A. Gnimavo and Claude.
The GetStarted Onboarding Stepper
How we built a 6-step onboarding stepper for 0fee.dev with auto-verification polling, progress tracking, and sandbox reset. By Juste A. Gnimavo and Claude.
WHMCS, WordPress, and WooCommerce Plugins
How we built 3 platform plugins for 0fee.dev -- WHMCS, WordPress, and WooCommerce -- plus downloadable code samples in 5 languages. By Juste A. Gnimavo.
The Big Currency Update: Source and Destination Currencies
How we redesigned 0fee.dev's currency model with source and destination currencies across 13 files. By Juste A. Gnimavo and Claude.
Financial Compliance: OHADA 10-Year Retention Rules
How OHADA's 10-year document retention rules shaped 0fee.dev's deletion policy and archive system. By Juste A. Gnimavo and Claude.
Merging the Marketing Website Into the Frontend
How we merged 0fee.dev's separate marketing website into the frontend app, going from 3 services to 2 with 3-layout routing.