That’s me

Hello, I’m Jeffrey Jola I’m Jeffrey Jola

Senior software engineer & technical lead Based in Lagos Scroll
PayChangu wordmark over a merchant at work in her nail salon
Changu food-ordering app on a phone standing on a reflective surface
Krivi wordmark over a campaign photo of three friends against the sky
Ulinzinga logo over a crowd at a live concert
Barbercita light-box sign on a sunlit shop wall
Figuro and Yappr app icons on a phone home screen
Yappr bio page on a phone floating in a green-lit room

I architect, build & scale SaaS, fintech and booking platforms

Works

See all works

How I build How I build

I’m a senior engineer who owns the whole platform. I turn requirements into architecture, then build, launch and scale it with Laravel, React, Vue.js and Livewire.

Selected Works

PayChangu — Payment Infrastructure, Payment APIs, Security
Changu App — Operations Dashboard, Real-time Dispatch, Analytics
Krivi — Virtual Cards, Fintech Integrations, Product & UX
Figuro — Estimate Widget SaaS, Visual Flow Builder, Lead Capture
Yappr — Link-in-bio SaaS, Page Builder, Analytics
View all works
Who I amJeffrey Jola

I turn business requirements into scalable technical solutions.

Senior software engineerBased in Lagos

Evolution

I started out in 2018 teaching full-stack development and mentoring junior developers. Since then I’ve led teams and architected enterprise platforms from the first idea to production.

Approach

Performance, security and delivery speed. Optimised backends, PCI-compliant payment flows and reusable architecture, so products ship sooner and keep running at scale.

More about me

By the numbers

Years of experience
8+8+
Building SaaS, fintech, marketplace and booking platforms.
Web applications delivered
50+50+
For startups, agencies and growing businesses.
Platform availability
99.9%99.9%
On payment infrastructure processing millions of transactions.

What I do — Services

From the first requirement to production and beyond, I can own a platform end to end or step in at a single stage.

  • Web applicationsWeb applications
  • Payments & fintechPayments & fintech
  • API & system architectureAPI & system architecture
  • Booking & marketplacesBooking & marketplaces
  • Performance & scalingPerformance & scaling
  • Technical leadershipTechnical leadership