Engineering (non-software)
Before
Responsible for improving production line efficiency.
After
Raised line throughput from 820 to 1,050 units per shift by resequencing two assembly stations and adding a buffer conveyor.
A before-and-after pair makes the gain auditable; "improving" could mean 2% or 200%.
Software engineering
Before
Improved application performance.
After
Cut p95 API latency from 840ms to 210ms by replacing two N+1 queries with a single batched read.
p95 rather than an average, because averages hide exactly the requests users complain about.
Accounting and finance
Before
Responsible for month-end close activities.
After
Shortened month-end close from 9 to 5 business days by automating 22 recurring journal entries.
Close duration is the standard benchmark in the function, so the number needs no explanation.