A portfolio case study should help a potential client understand how you think. Screenshots matter, but visual presentation alone does not explain the problem you solved or why your decisions were appropriate.
Open with context
I like to establish the client or project type, the main objective, the audience, and the constraints within the first few paragraphs. That gives the reader enough information to understand the rest of the work.
Explain decisions, not every task
A case study does not need to document every revision. It should focus on decisions that materially affected the outcome: information architecture, platform choice, performance tradeoffs, checkout improvements, content structure, or accessibility changes.
- Project overview
- Primary challenge
- Approach and implementation
- Key design or development decisions
- Result and lessons learned
Use screenshots as evidence
Images should support the narrative. A before-and-after comparison, mobile layout, checkout improvement, or performance result is more informative than a long gallery without explanation.
The finished case study should be easy to scan but detailed enough to demonstrate real problem-solving. That balance is what makes it useful to potential clients rather than just visually impressive.