## Frontend Development: ✔ Languages & Technologies: HTML/CSS, JavaScript ✔ Frameworks & Libraries: React.js, Angular.js, Vue.js, Redux, Vuex, Context API ✔ Mobile & Web Applications: Android, iOS, React Native, Ionic, Swift, Kotlin, Flutter ✔ 3D & Interactive Graphics: Unity, WebGL, Three.js ✔ Blockchain Integration: Web3.js, Ethers.js for DApp interfaces ## Backend Development: ✔ Languages: Node.js, Python, Ruby, Java, PHP, C#, Solidity ✔ Frameworks & Platforms: Express.js (Node.js), Django, Ruby on Rails, Spring Boot, Laravel, ASP.NET Core ✔ Blockchain Platforms: Ethereum, Hyperledger Fabric, Binance Smart Chain ☘ Database Management: ✔ SQL Databases: MySQL, PostgreSQL, MariaDB ✔ NoSQL Databases: MongoDB, Cassandra, CouchDB ✔ Blockchain Data Management: Understanding of how blockchain data is stored and accessed ## APIs & Authentication: ✔ API Design & Protocols: RESTful API, GraphQL ✔ Authentication & Security: OAuth, JWT, SAML ✔ Blockchain Security: Public key cryptography, digital signatures, smart contract security ☁ DevOps & Infrastructure: ✔ Version Control: Git, GitHub, GitLab, Bitbucket ✔ Web Servers & Proxies: Apache, Nginx, Reverse proxies, Load balancing ✔ Continuous Integration & Deployment: CI/CD, Jenkins, Travis CI, CircleCI ✔ Containerization & Orchestration: Docker, Kubernetes ✔ Blockchain Nodes & Networking: Setting up and maintaining blockchain nodes, understanding P2P networks ## Project Management & Collaboration: ✔ Tools & Platforms: JIRA, Trello, [login to view URL] ✔ CRM & Marketing Automation: Hubspot, GoHighLevel ✔ Blockchain Development Tools: Truffle Suite, Hardhat, Remix IDE ## E-commerce & CMS Platforms: ✔ Content Management Systems: WordPress, WIX ✔ E-commerce Solutions: WooCommerce, Shopify ✔ Blockchain E-commerce: Integration of blockchain for payment solutions, smart contract-based transactions