Learn the Excel and BI skills real business teams actually use
Step-by-step guides that teach you to solve real business problems — not just click buttons. Every guide includes a downloadable practice file, a working solution, and a challenge to test yourself.
Start with these 5 guides
No prior experience needed. Follow them in order — each one builds on the last.
Power BI & Dashboards
Data modelling, DAX, Power Query, forecasting, KPI dashboards, and visual design — built on real project experience across enterprise travel data.
→ Read Power BI postsSQL & Data Engineering
SQL patterns, M-Query, data preprocessing, star schema design, and the engineering behind clean, reliable analytics pipelines.
→ Read data postsBI Strategy & Practice
How BI thinking drives better decisions — Q&A natural language queries, KPI design, forecasting, and translating data into action.
→ Read strategy postsLearn Excel from Basic to Intermediate with a structured lesson path
Start with the 40-lesson Basic Level foundation, then continue into the Intermediate Level with advanced formulas, Excel Tables, structured references and practical business reporting workflows.
Continue Intermediate LevelExcel Academy Lessons
Making data useful — one dashboard at a time
I'm Javed — a BI practitioner based in Ahmedabad with 19 years of experience building data systems, Power BI dashboards, and analytics solutions. This blog is where I document what I've learned — the patterns, the techniques, and the design decisions — so other data practitioners can skip some of the hard miles.