Top 12 UI Developer Skills to Put on Your Resume

In UI development, a sharp resume cuts through the noise. Showing a focused, modern stack tells hiring managers you can ship thoughtful, accessible interfaces that behave beautifully across screens and states.

UI Developer Skills

1. HTML5
2. CSS3
3. JavaScript
4. React
5. Angular
6. Vue.js
7. TypeScript
8. Sass
9. Bootstrap
10. Figma
11. Git
12. Webpack

1. HTML5

HTML5 lays the bones of the web—semantic elements, robust forms, media without plugins, and APIs that bring power to the page without a tangle of workarounds.

Why It's Important

Semantic HTML boosts accessibility, SEO, and maintainability. Clear structure helps assistive tech, search engines, and your future self understand what’s going on.

How to Improve HTML5 Skills

1. Lean on semantics. Use <header>, <main>, <article>, <section>, <nav>, and <footer> with intention.

2. Master accessible forms. Native validation, meaningful labels, proper inputs, and helpful error messages.

3. Use modern APIs where they fit: Canvas, local storage, geolocation, Web Workers, and the dialog element.

4. Build with accessibility in mind. Landmarks, headings that form a logical outline, ARIA only when semantics fall short.

5. Serve responsive images with <picture>, srcset, and sizes to keep pages sharp and fast.

6. Ship small. Meaningful alt text, lean markup, fewer wrappers, and consistent structure.

Good HTML reads like a story. If you can skim the DOM and understand the page, you’re doing it right.

How to Display HTML5 Skills on Your Resume

2. CSS3

CSS3 turns structure into experience—layout systems, motion, color, and fine-grained control that responds to space, not just screen size.

Why It's Important

It’s where usability meets delight. Strong CSS chops mean faster builds, fewer hacks, and designs that adapt gracefully.

How to Improve CSS3 Skills

1. Own layout. Flexbox for one dimension, Grid for two. Learn subgrid. Reach for container queries to adapt components in context.

2. Use modern selectors. :has(), :is(), and logical properties (margin-inline, padding-block) reduce markup and improve RTL support.

3. Variables all the way down. CSS custom properties for theming, color modes, and design tokens.

4. Motion with care. Transitions and keyframe animations that guide, not distract. Prefer transform/opacity for performance.

5. Responsive patterns. Fluid typography, clamped sizes, and media queries for reduced motion and color scheme.

6. Modern color. Embrace OKLCH and wide-gamut where supported, with sensible fallbacks.

7. Debug smarter. DevTools for layout overlays, performance, and color contrast checks.

Clarity over cleverness. If future you can tweak it in seconds, you nailed it.

How to Display CSS3 Skills on Your Resume

3. JavaScript

JavaScript is the engine of interaction—state flowing through components, data in motion, interfaces that feel alive.

Why It's Important

It turns static pages into applications and stitches together APIs, UI logic, and performance concerns in one place.

How to Improve JavaScript Skills

1. Go deep on fundamentals: the event loop, scope, closures, prototypes, modules, and async patterns with promises and async/await.

2. Write modern code: destructuring, rest/spread, optional chaining, nullish coalescing, iterators, and generators when they fit.

3. Master the DOM and platform APIs: observers, URL/Fetch, History, Clipboard, Intersection/Resize observers.

4. Design patterns with restraint: composition over inheritance, module patterns, and immutability where it helps.

5. Performance habits: memoize hot paths, debounce/throttle handlers, split bundles, avoid layout thrashing.

6. Test behavior, not implementation. Unit tests for logic, integration tests for flows.

7. Build projects that stretch you. Real problems cement concepts.

Readable, predictable code beats “clever” every time.

How to Display JavaScript Skills on Your Resume

4. React

React centers on components and state. Small pieces that compose, predictably, with hooks driving logic and effects.

Why It's Important

It scales from tiny widgets to sprawling apps while keeping UI logic modular and testable.

How to Improve React Skills

1. Live in the fundamentals: JSX, props, state, effects, and context. Understand how rendering and reconciliation work.

2. Write components that compose well. Keep them pure. Lift state carefully. Prop drilling or context? Choose, don’t drift.

3. Hooks with intent: useMemo and useCallback sparingly, useReducer for complex state, useRef for instance lifecycles, useTransition and Suspense for smoother UX.

4. Manage state at the right layer: local, context, or a library when complexity demands it.

5. Performance mindset: split routes and heavy components, lazy-load, avoid unnecessary re-renders, key lists properly.

6. Type safety pays: PropTypes or TypeScript to catch footguns early.

7. Test UI contracts: component tests for states and interactions; mock less, simulate more.

8. Accessibility first: roles, labels, focus management, keyboard paths.

Build, profile, iterate. The render cycle tells you what to fix.

How to Display React Skills on Your Resume

5. Angular

Angular is a batteries-included framework powered by TypeScript, with strong opinions that help large teams move consistently.

Why It's Important

It ships structure out of the box—routing, forms, DI, testing scaffolds—so big apps stay organized, fast, and scalable.

How to Improve Angular Skills

1. Adopt modern Angular features: standalone components, built-in control flow (@if, @for), and signals for reactive state.

2. Design clean component architecture: smart vs. presentational components, feature modules, and clear input/output contracts.

3. Lean into TypeScript: strict mode, discriminated unions, and generics for safer APIs.

4. Performance: on-push change detection, trackBy on lists, lazy routes, and code splitting.

5. State management when needed: RxJS first, then a store library for complex flows.

6. Tooling: the CLI’s modern build pipeline (Vite-based) for faster dev loops and optimized prod builds.

7. Testing: component tests with Jest or karma alternatives, E2E with Cypress or Playwright. Keep tests focused and fast.

8. Accessibility and i18n from day one to avoid rework.

Angular moves quickly; adopting the latest patterns keeps code small and sane.

How to Display Angular Skills on Your Resume

6. Vue.js

Vue favors approachability and power. With the Composition API and single-file components, it scales from simple interactivity to full SPAs.

Why It's Important

It’s lightweight, expressive, and quick to learn—yet robust enough for serious applications.

How to Improve Vue.js Skills

1. Use Vue 3 fundamentals: reactivity, script setup, composables, and lifecycle hooks.

2. Compose components thoughtfully: small building blocks, clear props/emits, and slots for flexibility.

3. State with purpose: start local, adopt Pinia or simple composables for shared state as complexity grows.

4. Vue Router v4: code-split routes, route guards, and sensible navigation patterns.

5. Performance: lazy components, keep-alive where it helps, and fine-grained reactivity to avoid unnecessary work.

6. Tooling: Vite for dev speed, TypeScript for safety, Vitest/Cypress for testing.

7. Accessibility and internationalization as core concerns, not add-ons.

Keep it simple until it needs to be complex. Vue rewards restraint.

How to Display Vue.js Skills on Your Resume

7. TypeScript

TypeScript adds a safety net. Types describe your intent, and the compiler keeps you honest.

Why It's Important

Fewer runtime surprises, clearer APIs, and codebases that scale without turning brittle.

How to Improve TypeScript Skills

1. Turn on strict mode. Embrace unknown, never, and discriminated unions for precise modeling.

2. Use advanced types when they help: generics, conditional types, template literal types, and the satisfies operator.

3. Model data shapes with interfaces and utility types. Keep definitions small and composable.

4. Incrementally type existing JS. Start at boundaries: API responses, component props, and utility helpers.

5. Keep a clean tsconfig: path aliases, strictness, and sensible module/target settings aligned with your build.

6. Pair with ESLint and a formatter to catch drift early.

7. Write types for tests too—your test suite is code you rely on.

Types should clarify, not confuse. If you’re fighting them, simplify.

How to Display TypeScript Skills on Your Resume

8. Sass

Sass speeds up styling with variables, mixins, functions, and a tidy module system. Less repetition, more consistency.

Why It's Important

Complex design systems become manageable when your styles are modular and expressive.

How to Improve Sass Skills

1. Use the modern module system: @use and @forward. Avoid legacy @import.

2. Structure for scale: partials by domain, clear naming, and a small set of utilities.

3. Write reusable mixins and functions carefully. Don’t over-abstract; keep them sharp and purposeful.

4. Adopt a methodology (BEM or similar) to keep selectors predictable and low-specificity.

5. Pair Sass with design tokens and native CSS variables for theming and dark mode.

6. Prefer modern CSS features first (nesting, custom properties), then add Sass where it still adds value.

Clean inputs, clean outputs. Sass shouldn’t hide your CSS—it should clarify it.

How to Display Sass Skills on Your Resume

9. Bootstrap

Bootstrap delivers a consistent, responsive foundation with utilities, components, and a sane grid—no jQuery required.

Why It's Important

Rapid prototyping, predictable behavior, and a shared vocabulary across teams.

How to Improve Bootstrap Skills

1. Know the grid and layout utilities inside out. Build responsive structures fast.

2. Customize with Sass variables and maps. Ship your own theme rather than default styles.

3. Use the Utility API to generate focused helpers instead of piling on custom CSS.

4. Keep components lean. Only import what you need, tree-shake JS, and defer non-critical assets.

5. Design for color modes. Embrace CSS variables for light/dark theming.

6. Accessibility checks: focus states, contrast, ARIA where required.

Bootstrap is a starting point, not the final say. Tailor it to your brand.

How to Display Bootstrap Skills on Your Resume

10. Figma

Figma is the design room you build in together—wireframes, UI, prototypes, and specs, all live, all shared.

Why It's Important

Design and development meet in one place: components, variants, variables, and Dev Mode keep handoff tight.

How to Improve Figma Skills

1. Master Auto Layout, constraints, and component properties. Build once, reuse everywhere.

2. Create robust design systems: tokens, variables, variants, and documentation inside the file.

3. Prototype with purpose: smart animation, interactive components, flows that mirror reality.

4. Use plugins thoughtfully to automate the boring parts—content, accessibility checks, asset export.

5. Collaborate in real time: comments, version history, branches for bigger changes.

Tighter systems mean fewer surprises in code.

How to Display Figma Skills on Your Resume

11. Git

Git keeps your work traceable, reversible, and collaborative. It’s the safety net and the source of truth.

Why It's Important

Version control lets teams move fast without stepping on each other. History you can trust is gold.

How to Improve Git Skills

1. Adopt a clear branching model. Trunk-based or well-defined release branches—pick one and stick to it.

2. Write meaningful commits. Small, focused changes with messages that explain why, not just what.

3. Rebase with care. Keep history linear and readable; squash noisy commits before merging.

4. Become fluent with the power tools: stash, cherry-pick, reflog, bisect, and worktree.

5. Use .gitignore wisely and keep repos lean. No build artifacts, no secrets.

6. Automate checks with hooks and CI. Format, lint, test—every PR, every time.

7. Code reviews with empathy. Discuss design, naming, and trade-offs, not just syntax.

8. Consider Conventional Commits to standardize messages and power changelogs.

Clean history saves hours when production gets weird.

How to Display Git Skills on Your Resume

12. Webpack

Webpack bundles your app into something the browser loves—optimized, deduplicated, and ready to ship.

Why It's Important

It manages modules, assets, and performance budgets so complex front-ends stay fast and organized.

How to Improve Webpack Skills

1. Use Webpack 5+ features: persistent caching, asset modules, and Module Federation where appropriate.

2. Configure with intent: narrow loader scopes with include/exclude, avoid heavy transforms on everything.

3. Tree-shake effectively: ES modules, sideEffects flags, and dead-code elimination in production mode.

4. Split code smartly: route-level chunks, vendor splitting, and dynamic import() for heavy components.

5. Keep builds swift: enable filesystem cache, use faster transpilers (SWC or esbuild loaders), and trim Babel plugins.

6. Optimize assets: modern image formats, inlining small assets, and minimizing CSS/JS with sensible source maps.

7. Analyze bundles regularly to spot bloat and duplicate dependencies.

8. Align with browserslist targets to avoid over-transpiling.

Measure first, tweak second. Let the numbers guide your config.

How to Display Webpack Skills on Your Resume