Excel is still the most tested skill in Nigerian office hiring, and the gap between “I can use Excel” and “I can build a model” is where the salary difference sits. These are free ways to close it.
3 courses · every certificate claim checked 31 Aug 2026 · no affiliate links
1. Macquarie University via Coursera
Four courses from essentials to advanced modelling and automation.
The most thorough free-to-audit Excel path there is, and it goes far enough to matter — most free Excel courses stop at pivot tables.
2. Microsoft Learn
Microsoft's own task-based lessons and function reference.
Free, authoritative and organised by task rather than curriculum — the right thing when you need one function today rather than a course this quarter.
3. IBM via Coursera
Cleaning, filtering and analysing data in Excel specifically for analysis work.
Bridges Excel into analytics, which is the natural next step if the data analytics path is where you are heading.