Adrian

Madrid

- Augmented Reality: Developed AR features using Unity and AR Foundation for iOS and Android. - Blockchain: Built Waves smart contracts for NFT minting, staking, breeding, and token management. - Wallet Integration: Integrated Waves Keeper wallet for secure authentication and transactions. - Backend: Created Node.js and Express.js services to manage off-chain game state and sync blockchain data. - Database: Used MongoDB to store user profiles, game assets, and transactions. - Frontend: Developed React.js and Next.js apps for real-time NFT marketplace and token updates. - Game Economy: Balanced token rewards, breeding yields, and marketplace liquidity. - Collaboration: Worked with product and design teams using Agile to optimize the user experience.

- Developed key components of Amazon’s e-commerce UI using React.js and Redux, implementing advanced state management with Redux Thunk and Saga, resulting in a 25% improvement in page responsiveness. Designed and built secure Node.js microservices with Stripe integration and JWT-based RBAC authentication to ensure scalability and compliance. - Optimized PostgreSQL performance by refining queries and indexing strategies, increasing transaction speed by 20%. Took ownership of end-to-end feature delivery with thorough unit, integration, and E2E testing using Jest, Enzyme, and Postman, reducing post-release defects. - Automated CI/CD pipelines with AWS CodePipeline, ECS, and ECR, enabling rapid and reliable deployments in a high-velocity environment.

- Developed critical components of Amazon’s e-commerce UI using React.js and Redux, implementing advanced state management with Redux Thunk and Saga, which improved page responsiveness by 25%. Built secure, scalable Node.js microservices with Stripe payment integration and JWT-based RBAC authentication to meet compliance standards. - Optimized PostgreSQL databases by refining queries and indexing, improving transaction speed by 20%. Led end-to-end feature delivery, implementing thorough unit, integration, and E2E testing with Jest, Enzyme, and Postman, reducing post-release defects significantly. - Automated CI/CD pipelines using AWS CodePipeline, ECS, and ECR, supporting a high-velocity deployment model with reliable and scalable releases.

- Developed a responsive, user-centric hotel booking platform using HTML5, CSS3, and jQuery, integrating Google Maps API to enhance geolocation features. Engineered backend services with PHP Laravel and Ratchet WebSockets, enabling real-time updates that boosted customer engagement by 22%. - Optimized PostgreSQL databases through table partitioning and Redis caching, accelerating key queries by over 40% and ensuring smooth performance during peak loads. Designed automated testing suites with PHPUnit and performed rigorous performance testing using Apache JMeter, significantly improving system reliability.