David Okafor
AvailableFull-Stack Developer — Next.js & Node.js
About
Senior full-stack developer with 7 years of experience building production SaaS applications. I specialize in the modern TypeScript stack — Next.js, Prisma, PostgreSQL — and have shipped products used by tens of thousands of users. My background spans early-stage startups (where I've been the only engineer) to scale-ups (where I've led teams of 5).
Skills & Expertise
Work History
Multi-Tenant SaaS Platform
March 2026Architected and shipped a multi-tenant project management SaaS — auth, billing, real-time updates, mobile-responsive UI. 0 to 1,200 paying customers in 6 months.
API Integration Layer — Fintech
January 2026Resilient middleware connecting Stripe, Paystack, Flutterwave, and MoMo. Reduced payment failure rate from 12% to under 1%.
E-Commerce Platform Rebuild
October 2025Legacy PHP store to Next.js + headless Shopify. Page load times improved 70%, conversion rate up 18%.
Reviews (63)
Anna K. · LaunchFast Pte.
March 2026
“David is genuinely one of the best engineers I've hired on any platform. He's fast, communicates proactively, writes clean code, and pushes back constructively when he thinks a technical decision is wrong. The SaaS boilerplate he built is running in production today.”
Mark R. · DataRoute BV
January 2026
“Hired David for a complex API integration. He came in, understood the requirements faster than any contractor I've worked with, and delivered a bulletproof solution. Excellent documentation. Zero bugs in 3 months of production use.”
Priya S. · WealthSimplified
November 2025
“Solid developer with great communication. The project took slightly longer than estimated due to scope creep on our side, but David was flexible and transparent throughout. Would definitely hire again.”
Track record
Member since August 2021