Daniel Lopez Email & Phone Number

Tampa, FL, US

Austin, Texas, United States

• Transformed a legacy C# monolith system into a modern serverless architecture using AWS Lambda, TypeScript, and the Serverless framework.
• Utilized DynamoDB as the primary database for its scalability and performance in the serverless stack.
• Used ElectroDB library for efficient handling and interaction with DynamoDB.
• Actively took part in the migration of a monolithic admin system to a new stack with React.js for the frontend and TypeScript and Node.js for the backend, hosted on AWS Lambda.
• Implemented Apollo GraphQL for seamless API communication between the admin frontend and backend.
• Designed and implemented data models to efficiently manage and retrieve large datasets.

Vienna, Virginia, United States

• Developed a scalable multi-tenant SaaS platform for cybersecurity threat detection, focusing on high-availability, security, and scalability.
• Built interactive UI components using React and TypeScript, creating a responsive and engaging user experience.
• Managed state efficiently with Redux Toolkit Query, handling API requests and implementing effective caching strategies.
• Implemented real-time data visualization for threat analytics using WebSocket and Redux, ensuring smooth state management and fast updates.
• Built couple of serverless microservices using AWS Lambda, optimizing for cost-efficiency and scalability.
• Integrated DynamoDB for handling high-volume, low-latency transactional data, optimizing read/write performance for real-time processing.

Austin, Texas, United States

• Developed and maintained a scalable eCommerce platform using React for the frontend, ensuring a responsive and user-friendly interface that adapted to different devices.
• Designed and implemented a microservices architecture using Node.js with Express.js, boosting modularity and maintainability of the entire application.
• Utilized MongoDB as the primary database, leveraging Mongoose as an ORM to streamline data handling and enforce schema validation.
• Integrated RabbitMQ as a message broker for efficient communication between microservices, improving system reliability and message handling performance.
• Led the integration of Stripe as the payment processor, reducing transaction errors and enhancing overall payment reliability and user trust.
• Conducted thorough testing and validation of payment flows, ensuring PCI compliance and meeting security standards for safe, reliable transactions.

Dallas, Texas, United States

Developed and maintained responsive web applications using HTML, CSS, JavaScript and its frameworks like React.js and Angular.