Olatunji David Business Systems Engineer
Selected systems

The problem, the system, what changed.

I don't show websites or workflows. I show the operations they became part of — what the business was struggling with, the system I built, and what changed once it was running. Where clients prefer discretion, the details stay light; the substance is real.

// recruitment
Recruitment · operations & hiring
ProblemA team screening hundreds of candidates by hand — good people lost to slow follow-up.
SystemA custom applicant-tracking system with AI screening and scoring.
Changed[outcome — with the case study]
// operations
Growing organisation · CRM & onboarding
ProblemAn operation run entirely on spreadsheets, capped by one person's attention.
SystemA custom CRM and onboarding system the whole team runs on.
Changed[outcome — with the case study]
// service business
Service business · lead capture & booking
ProblemAfter-hours leads slipping away across two languages.
SystemA bilingual site, AI assistant, and booking pipeline as one.
Changed[outcome — with the case study]
How each one reads

Built to the same shape.

Every case study follows the same structure — the operation first, the technology second, the outcome plainly. Described by capability, not by tool.

Type of business · region
The problem

The operational friction, in the owner's terms.

The system

What I architected and built — described by what it does, not the products underneath.

What changed

The outcome, with numbers where they exist.

System map

A diagram of how the pieces connect, where it helps.

More on the way

The full case studies land here next.

These are real systems, written up properly — problem, build, and result — as the next piece of work. If you'd rather hear about a build relevant to your situation directly, the fastest path is a conversation.

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