TechNova Attrition Dashboard

Capstone case study · View source on GitHub · Data: IBM HR Analytics (n=1,470, fictional)
Headline: Employees working overtime attrit at — roughly the rate of non-overtime peers. This is the strongest single signal in the dataset and the primary justification for the proposed Retention Early-Warning System.
Headcount
Attrited (year)
Overall attrition
tech benchmark ~13%
Avg tenure
years
Overtime attrition
Non-overtime

By overtime status

The headline finding.

By department

Sales is the worst-hit; R&D has the largest absolute losses.

By age group

Early-career employees churn at ~3× the rate of mid-career.

By tenure (years at company)

First-year cliff — onboarding is broken.

By job role

Sales Representative leads at ~40%.

Heatmap — Age group × Salary band

Young + low-salary is the highest-risk cohort.