A successful freelance application developer with strong foundation in programming languages, development framework, database management, API integration, version control, security and project management. 1. Core Programming Languages JavaScript: Proficient in ES6+ features and asynchronous programming. TypeScript: Strong understanding for type safety in large applications. HTML/CSS: Advanced skills in semantic HTML and responsive design. Java/Kotlin (for Android) or Swift (for iOS): Deep knowledge for native mobile app development. 2. Frameworks and Libraries Frontend Frameworks: React.js or Vue.js: Experience in building single-page applications (SPAs). React Native: For cross-platform mobile app development. Backend Frameworks: Node.js with Express.js. Django or Flask for Python-based backends. Spring Boot for Java. WebGL Libraries: Three.js: Proficient in creating 3D graphics and animations. Babylon.js: Knowledgeable in building complex 3D applications. 3. Mobile Development Skills Cross-Platform Development: Familiarity with frameworks like Flutter or Xamarin. Native Development: Understanding of native mobile features (e.g., GPS, camera, notifications). App Distribution: Knowledge of app store submission processes (Google Play, App Store). 4. Web Development Skills RESTful APIs: Experience in designing and consuming RESTful services. GraphQL: Familiarity with query languages for APIs. State Management: Proficient in tools like Redux or MobX. 5. WebGL and Graphics Programming 3D Graphics Principles: Understanding of rendering, shaders, and graphics pipelines. Shader Languages: Experience with GLSL or HLSL for custom shader development. 6. DevOps and CI/CD Version Control: Proficient in Git and collaboration tools like GitHub or GitLab. Continuous Integration/Continuous Deployment (CI/CD): Familiar with tools like Jenkins, Travis CI, or GitHub Actions.