Ui Developer

Ui Developer provides hands-on help and checks outcomes with 26 realistic tasks drawn from the field. The tasks reveal typical rhythms, possible surprises, and what beginners should practice first. Each one shows where we found it, and comes with an AI prompt you can copy and use straight away.

26evidenced tasks
26ready prompts
7tools of the trade
15-1254.00O*NET-SOC code
70,190hold this job (US, BLS 2025)
$92,650median pay/yr (US)
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What it pays

Government survey numbers — not estimates, not ads.

Half of all Web Developers in the U.S. earn more than $92,650 a year — the middle 80% land between $48,100 and $162,290. About 70,190 people in the U.S. do this work. Figures are for the U.S. occupation group “Web Developers”. (U.S. Bureau of Labor Statistics survey, published 2025.) In India, Professionals earn about ₹38,298 a month on average — around ₹4.6 lakh a year (government PLFS survey via ILOSTAT, occupation-family figure).
$92,650typical pay / year
70,190people in this work
$162,290+top 10% earn
₹4.6 lakha year in India (family avg)
Think you get this job?Six quick questions on how it really works — with a hint and the reason behind every answer.
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The work, task by task

These are the real jobs-to-be-done, not a wish list. Each task shows where we found it, and the prompt underneath is written for that exact task.

Keeping the record3

Test and debug web applications

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Run the app's end-to-end UI tests, reproduce any failing flows with console logs and network traces, classify…
Run the app's end-to-end UI tests, reproduce any failing flows with console logs and network traces, classify bugs as critical/major/minor, and open tickets with reproduction steps and suggested fixes for the sprint backlog by Wednesday.
The tools that do the workAJAXESCOjob descriptionsO*NETWikipedia

Collaborate with designers and other developers

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Sync with Priya in product design and Marcus on frontend to review the new component library, agree API props…
Sync with Priya in product design and Marcus on frontend to review the new component library, agree API props and accessibility rules, assign first tickets for the header and card components, and document decisions in the team notes by Wednesday.
The tools that do the workAJAXjob descriptionsO*NETWikipedia

Design website architecture and components

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Map the site's page templates and list reusable UI components, propose a folder structure and naming…
Map the site's page templates and list reusable UI components, propose a folder structure and naming conventions for React components, sketch data flow for the dashboard widgets, and circulate the architecture doc to Saba and the backend lead by Friday.
The tools that do the workAJAXjob descriptionsWikipedia
Fixing2

Troubleshoot and fix website issues

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Triage reported site defects from the help desk, fix the front-end code for layout and accessibility…
Triage reported site defects from the help desk, fix the front-end code for layout and accessibility regressions, run the browser compatibility checks, and push the patch with release notes for tomorrow's hotfix deployment.
The tools that do the workAJAXESCOjob descriptionsO*NET

Maintain and scale websites

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Audit current hosting and CI failures, prioritise the top three performance and availability issues, propose…
Audit current hosting and CI failures, prioritise the top three performance and availability issues, propose autoscaling and caching adjustments, and open deployment tickets for the infra and ops teams with reproduction steps today.
The tools that do the workAmazon Elastic Compute Cloud EC2Amazon Web Services AWSjob descriptionsWikipedia
Learning1

Look for ways to improve the application

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Run a UX review session with Maya and Rahul, list five friction points users hit in the checkout flow,…
Run a UX review session with Maya and Rahul, list five friction points users hit in the checkout flow, propose two technical improvements per issue, and add implementation estimates for the sprint planning meeting next Monday.
The tools that do the workAJAXESCOO*NET
The daily work20

Ensure cross-browser compatibility and responsiveness

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Test the homepage, account pages and checkout flow across Chrome, Firefox, Safari and Edge at 320–1920px, log…
Test the homepage, account pages and checkout flow across Chrome, Firefox, Safari and Edge at 320–1920px, log every CSS or JS failure with steps and screenshots, prioritise fixes that break layout or accessibility, then deploy a patch by Friday.
The tools that do the workAJAXO*NETWikipedia

Stay updated with emerging web technologies

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Gather five reputable web platform blogs, two new JS framework RFCs and the team's roadmap, summarise likely…
Gather five reputable web platform blogs, two new JS framework RFCs and the team's roadmap, summarise likely impacts on our component library and propose which tech to trial in a two-week spike starting next Monday.
The tools that do the workAdobe Creative Cloudjob descriptionsO*NET

Analyze user needs to determine technical requirements.

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Interview three customer service reps and review session recordings to list user goals and failure points for…
Interview three customer service reps and review session recordings to list user goals and failure points for the profile editor, convert those into concrete technical requirements and acceptance tests for the next sprint planning meeting.
The tools that do the workAdobe Acrobatjob descriptionsO*NET

Integrate databases into web applications

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Connect the product catalog UI to the current relational store, map endpoints and schema changes, add…
Connect the product catalog UI to the current relational store, map endpoints and schema changes, add client-side caching and error handling, then run integration tests and report remaining data edge cases by Wednesday.
The tools that do the workAmazon DynamoDBjob descriptionsWikipedia

Back up files from Web sites to local directories for instant recovery in case of problems.

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Copy the live site's HTML, CSS, JS and media into a dated local directory, verify integrity with checksums,…
Copy the live site's HTML, CSS, JS and media into a dated local directory, verify integrity with checksums, keep three recent snapshots, and document the restore steps so we can recover the site within 30 minutes of failure.
The tools that do the workAmazon Elastic Compute Cloud EC2O*NET

Select programming languages, design tools, or applications.

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Audit our current stack, list pros and cons for three frontend languages and two UI frameworks, include…
Audit our current stack, list pros and cons for three frontend languages and two UI frameworks, include developer ramp time and ecosystem risks, then recommend a default stack and one experimental option for approval on Thursday.
The tools that do the workAmazon Web Services AWSO*NET

Respond to user email inquiries, or set up automated systems to send responses.

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Reply to the twenty outstanding user support emails about responsive layout breakpoints and keyboard…
Reply to the twenty outstanding user support emails about responsive layout breakpoints and keyboard navigation by noon Thursday, answer each with the reproduction steps, expected vs actual behaviour, and a suggested temporary workaround, flagging any that need design review.
The tools that do the workAJAXO*NET

Renew domain name registrations.

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Check the list of expiring domains for our product sites, renew uiuxstudio.com and clientapp.io for two years…
Check the list of expiring domains for our product sites, renew uiuxstudio.com and clientapp.io for two years using the corporate registrar payment, verify WHOIS reflects our DNS provider, and email legal and finance confirmation by Friday.
The tools that do the workAmazon Web Services AWSO*NET

Document test plans, testing procedures, or test results.

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Write the test plan for the next sprint: list acceptance criteria, setup steps, test data, cross-browser…
Write the test plan for the next sprint: list acceptance criteria, setup steps, test data, cross-browser matrix, and pass/fail criteria; include how to run the automated accessibility and visual-regression checks and attach expected screenshots, deliver by Wednesday.
The tools that do the workAmazon RedshiftO*NET

Establish appropriate server directory trees.

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Create the canonical server directory tree for the staging environment: separate public assets, component…
Create the canonical server directory tree for the staging environment: separate public assets, component bundles, server logs, and deployment scripts; include permissions, retention policy, and a cleanup cron job, then commit the structure to the repo.
The tools that do the workAmazon Elastic Compute Cloud EC2O*NET

Document technical factors such as server load, bandwidth, database performance, and browser and device types.

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Collect and document last quarter's technical metrics: average server CPU and memory, peak bandwidth,…
Collect and document last quarter's technical metrics: average server CPU and memory, peak bandwidth, database query times, and top browser and device types; highlight anomalies and suggest three mitigations, due Monday.
The tools that do the workAmazon DynamoDBO*NET

Create Web models or prototypes that include physical, interface, logical, or data models.

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Produce interactive prototypes of the new checkout flow: include page wireframes, component interaction…
Produce interactive prototypes of the new checkout flow: include page wireframes, component interaction states, data model for cart and payment, and a clickable flow that demonstrates validation and error states, handoff to QA by next Tuesday.
The tools that do the workAJAXO*NET

Monitor security system performance logs to identify problems and notify security specialists when problems occur.

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Scan the security performance logs for the web UI, flag any repeated authentication failures or latency…
Scan the security performance logs for the web UI, flag any repeated authentication failures or latency spikes over ten minutes, create an incident note with timestamps and affected endpoints, and notify the security team lead, Marcus Lee, by 15:30 today.
The tools that do the workAJAXO*NET

Install and configure hypertext transfer protocol (HTTP) servers and associated operating systems.

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Prepare the HTTP server rollout: install the webserver package on the staging VM, apply the hardened OS…
Prepare the HTTP server rollout: install the webserver package on the staging VM, apply the hardened OS baseline, enable TLS with the Let’s Encrypt certificate, and record the configuration and service start steps for the ops handover by Friday.
The tools that do the workAmazon Elastic Compute Cloud EC2O*NET

Develop system interaction or sequence diagrams.

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Draw the system interaction flow for the new login sequence showing UI, auth service, session store and…
Draw the system interaction flow for the new login sequence showing UI, auth service, session store and third-party SSO, label each message, include timing estimates, and export a single diagram for the architecture review on Tuesday.
The tools that do the workAJAXO*NET

Create technical and functional documentation

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Draft the technical and functional documentation for the component library: list each component, props,…
Draft the technical and functional documentation for the component library: list each component, props, events, lifecycle behavior, accessibility notes, example usage snippets, and publish the versioned doc set to the team wiki before the sprint demo.
The tools that do the workAJAXjob descriptions

Implement communication between client and server using HTTP

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Implement the client-server communication for the dashboard: create the HTTP requests for data endpoints,…
Implement the client-server communication for the dashboard: create the HTTP requests for data endpoints, handle JSON error responses and retries with exponential backoff, secure the calls with CSRF tokens, and add unit tests to cover failure modes.
The tools that do the workAJAXWikipedia

Design and develop server-side application logic

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Build the server-side application logic for the search API: validate incoming query parameters, implement…
Build the server-side application logic for the search API: validate incoming query parameters, implement rate limiting and pagination, return consistent JSON schemas, and log slow queries for the performance team to review weekly.
The tools that do the workAmazon Elastic Compute Cloud EC2Wikipedia

Document web-accessible software based on designs

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Create a single developer-facing guide that documents the accessible web components from the new designs,…
Create a single developer-facing guide that documents the accessible web components from the new designs, include HTML examples, ARIA roles, keyboard interaction notes, color-contrast values, and a small troubleshooting section for known browser quirks, ready by Thursday.
The tools that do the workAJAXESCO

Align the client's web presence with its business strategy

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Produce a short roadmap and content plan that maps the client’s business goals to the website’s user…
Produce a short roadmap and content plan that maps the client’s business goals to the website’s user journeys, priority pages, measurable KPIs, and a list of UI changes required to hit the next quarter targets, review with the marketing lead on Tuesday.
The tools that do the workAdobe Creative CloudESCO

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These are the pages we read to build this. Open any of them and check us.

The logs, files & records this job keeps

Shared with other careers — the same record means something different in each.

Related careers

Same family of work — each with its own tasks and prompts.

The LLOS Work Atlas is the world's largest evidenced task library — a map of human work, with a ready prompt behind every task. 1,774 careers · every task named by the sources that witnessed it — O*NET, ESCO, real job descriptions, Wikipedia — and the deepest tasks by several at once. And it is honest about limits: where AI cannot help, the map says so.

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