01
Conversation interface
Aster
A quiet conversation space with three visual atmospheres, original SVG scenery and a responsive layout. The local interactions work; dialogue is a scripted preview.
Desktop + mobileKeyboard controlsOriginal artwork
Small freelance tasks · UTC+8
Interfaces, data tools,
and stories with sources.
Have a CSV to clean, a page to fix, or a short script to write? Start with one clear deliverable. The independent samples below show the work you can inspect.
Four ways to look closerOriginal concepts · Inspectable work
02
Local data quality tool
A closer look
at the rows.
A CSV inspection bench: check required fields and amounts, keep suspected duplicates visible, trace issues back to source rows, and export the result. Built around synthetic examples.
Local processingTraceable issuesCSV + JSON export
Inspection, before automationIllustrative rows
Every row has a reason.
| Record | Amount | Review state |
|---|---|---|
| Monthly plan | 29.00 | Valid |
| Repeated entry | 29.00 | Review |
| Missing amount | — | Invalid |
Illustration of the workflow. Open the demo for its actual sample, rules and computed totals.
03
Research & documentary writing
The mirror they
left in space.
A short documentary excerpt about Hubble’s optical repair. Original narration and visual suggestions, with seven factual claims mapped to NASA and ESA sources.
Documentary excerptPrimary sourcesClaim-by-claim notes
Opening narration
“In 1993, astronauts flew to a telescope whose main mirror was the wrong shape. They would leave that mirror exactly where it was.”
Original portfolio writing. Research: NASA Science, NASA JPL, ESA/Hubble and NASA History. Archival footage is not supplied.
04
Digital product visual
Amber on
limestone.
An unbranded fragrance concept exploring glass, warm liquid, directional light and room for an advertising message. A digital concept image, not a photographed client product.
Independent conceptProduct compositionOriginal visual
Start with one
small deliverable.
Choose a starting scope, send a brief, and agree the exact work before it begins. English or 中文均可。
Clean a CSV
$20USD · reference price
One CSV, up to 1,000 rows. Agree the field and format checks, flag possible duplicates, and receive a cleaned CSV plus a separate issue list.
One correction round. Estimated first version: one business day after the file and rules are agreed.
Fix a page layout
$35USD · reference price
One existing HTML/CSS page and one agreed layout problem, checked on desktop and mobile. Receive the changed source and a short handover.
One revision. Estimated first version: two business days after source files and scope are agreed. Hosting and backend changes are quoted separately.
Write a sourced section
$12USD · reference price
About 300 English words for a science, technology or history script, with linked source notes. Source availability and factual scope are checked first.
One revision against the agreed brief. Estimated first draft: two business days after topic and source expectations are agreed.
These are reference scopes and estimates, not automatic bookings. Final price, deadline, acceptance, revision limits and payment are confirmed by email before work starts. A redacted excerpt or screenshot is enough for the first scope check. zhangruiyx9@gmail.com
Show the work.
Make it inspectable.
These are self-directed portfolio samples, not customer case studies. The interface uses fictional dialogue; the data bench starts with synthetic records. Each piece states its limits so that the working result can be judged directly.