| Core JavaScript & ES6+ Proficiency | Advanced understanding of JavaScript fundamentals and ES6+ syntax. | Ensures efficient, maintainable, and bug-resistant app code. |
| React Fundamentals & JSX | Building complex UIs with components, props, states, lifecycle, and JSX. | Enables modular, scalable code and rapid UI iteration. |
| State Management (Redux/Context/Zustand) | Expertise with Redux, Context API, Recoil, Zustand, or MobX. | Manages complex app states for large, data-intensive projects. |
| TypeScript | Strong use of TypeScript for static typing and scalable code. | Improves code quality, reduces bugs, and eases collaboration. |
| Next.js/SSR/SSG | Server-side rendering, static site generation, API routes, SEO optimization. | Boosts SEO, site speed, and enables modern JAMstack architectures. |
| HTML5 & CSS3/Sass | Semantic HTML, CSS modules, styled-components, responsive and accessible design. | Delivers pixel-perfect, mobile-first experiences to all users. |
| API Integration (REST/GraphQL) | Consuming RESTful APIs, GraphQL, WebSockets, and third-party platforms. | Connects front-end to real-time data and powerful external SaaS. |
| Testing & QA (Jest, React Testing Library) | Writing and automating component/unit/integration tests. | Ensures reliability, supports continuous deployment, and fast bug squashing. |
| Performance Optimization | Dynamic imports, memoization, profiling, code splitting, lazy loading, bundle tuning. | Keeps the app fast, smooth, and scalable - critical for user retention. |
| Version Control & CI/CD | Git workflows, GitHub/Bitbucket, automated pipelines. | Streamlines teamwork, supports quality releases, easy rollbacks. |
| Accessibility & SEO Best Practices | Implementing ARIA roles, keyboard navigation, SSR, metadata management. | Makes apps usable for all and discoverable in search engines. |
| Agile Collaboration | Jira, Scrum/Kanban ceremonies, code reviews, stakeholder demos. | Delivers features rapidly, keeps priorities clear, and enables agile pivots. |