The Ultimate Cheatsheet for Resume and Portfolio Metrics

Tianyu Koenig
May 29
4 min read

One of the most common issues I notice when reviewing resumes and portfolios isn’t weak experience. It’s weak storytelling around impact.

Team meeting in a bright modern office, a woman presenting with a tablet while coworkers sit and listen attentively

Many people tell me they have no idea how to describe the results of their work. Others go in the opposite direction and start adding numbers that sound impressive but immediately feel unrealistic. Hiring managers read hundreds of resumes. They can usually tell when a metric reflects real work versus when it sounds like something generated to fill space.

The challenge is not that you lack impact. The challenge is knowing how to connect your actions to measurable outcomes.

Common Mistakes When Describing Impact

Here are some common mistakes I see repeatedly:

Stressed man with glasses at an Apple laptop, hands on his head in a modern room.

Mistake #1: Using exaggerated numbers

A statement like: “Redesigned the app interface and increased user satisfaction by 80%.” sounds impressive, but it raises immediate questions.

Where did the 80% come from? Was it a survey? A usability score? A rating change? Did you actually measure it?

Large numbers are not automatically better. Real metrics tend to be grounded and traceable.

Instead of inventing dramatic improvements, ask:

What changed before and after your work?

What data source supports it?

Could this realistically happen?

Even a smaller but believable metric often creates more credibility than a giant number.

Mistake #2: Taking credit for company-wide success

Another common example:

“Implemented UX improvements that increased company revenue by 50%.”

Revenue changes usually depend on many variables: marketing efforts, pricing, sales strategy, seasonality, engineering work, and business decisions.

Your contribution may have mattered, but you should clearly distinguish between:

“I improved this feature” vs. “The entire company grew.”

A better approach is:

“Redesigned onboarding flow that reduced onboarding drop-off by 18%, contributing to improved conversion performance.”

Focus on the part you directly influenced.

Mistake #3: Using vague descriptions that say nothing

Examples like “Improved user experience significantly” and “Enhanced usability" look polished but communicate almost nothing.

Better questions to ask:

What exactly improved?

Did users finish tasks faster?

Did errors decrease?

Did engagement increase?

Specificity creates credibility.

Compare:

“Improved user experience significantly.”

with:

“Reduced average checkout completion time from 4 minutes to 2.5 minutes.”

One sounds generic. The other tells a story.

Mistake #4: Choosing the wrong metric

Sometimes the problem isn’t the number itself. It’s the connection.

For example:

“Improved accessibility and increased homepage click-through rate by 50%.”

Accessibility improvements do not automatically lead to click-through improvements.

Ask yourself:

Does this metric logically connect to my action?

Metrics should follow cause and effect.

Mistake #5: Missing the bridge between action and impact

I often see statements like:

“Conducted five usability tests resulting in a 25% increase in revenue.”

The gap between action and result is too large.

Usability testing alone rarely causes revenue growth directly.

The chain usually looks more like this:

Conducted usability tests → identified friction points → redesigned experience → improved task completion → increased conversions

Showing the steps makes your work more believable.

A Simple Action-to-Impact Cheat Sheet

If you’re struggling to quantify your work, start with the activity itself. Different research and design methods naturally lead to different types of outcomes. Rather than inventing impressive-sounding numbers, identify the decisions your work informed and the metrics most closely connected to those actions.