Node Js Stack Engineer
Resume:
Emilio Cruz
**********.*****@*****.*** 774-***-**** Richmond, TX, US
PROFILE
Experienced Senior Full Stack Engineer with 10+ years of expertise in building scalable web and mobile applications. Proficient in React.js, React Native, Angular, Node.js, Java, Laravel, AWS, and Docker, with a strong focus on performance optimization and cloud deployment. Skilled in leading teams of up to 7 developers in Agile environments, implementing CI/CD pipelines, and ensuring high-quality code and secure solutions. Experienced in developing DeFi applications using Ethereum, Web3.js, and integrating blockchain technologies for secure, decentralized solutions. Committed to creating impactful, scalable applications while fostering collaboration and ensuring technical excellence.
PROFESSIONAL EXPERIENCE
Senior Full Stack Engineer
NextGen Technologies
01/2023 – 11/2024
•Leading the development of 4 full-stack applications across web and mobile platforms using React.js, React Native, and Node.js and Java Spring Boot for backend services.
•Managing a team of 7 developers, ensuring project alignment with business goals and the integration of Docker and Kubernetes for streamlined deployment.
•Overseeing the implementation of CI/CD pipelines to optimize deployment workflows and ensure faster release cycles.
•Focusing on application scalability and performance optimization through AWS cloud services and Node.js backend enhancements.
•Implementing Agile methodologies to improve team productivity and project transparency, ensuring fast iteration and delivery of features.
•Maintaining high standards of code quality and security compliance with Unit Testing and Code Reviews.
Full Stack Blockchain Developer – DeFi Applications DeBank
01/2022 – 12/2022
•Developed a decentralized finance (DeFi) application utilizing the Ethereum blockchain and integrating Web3.js for blockchain interactions.
•Collaborated with team members to integrate blockchain-based smart contracts using Ethers.js, ensuring secure financial transactions within the application.
•Conducted thorough security testing and smart contract audits to ensure the reliability and integrity of the DeFi platform.
•Integrated blockchain functionalities using Web3.js and Ethers.js, allowing seamless interactions with blockchain networks for DeFi applications.
•Designed and implemented secure wallet integrations for DeFi applications, leveraging blockchain technology to provide secure transactions.
•Authored comprehensive technical documentation to ensure easy integration and future updates of the application.
Full Stack Developer
11/2020 – 12/2021
•Developed and deployed 3 web and mobile applications using React Native, Angular, Node.js, and
.NET, delivering high-performance and responsive user experiences.
•Designed and managed database solutions using PostgreSQL, Redis, and MongoDB, optimizing data processing and ensuring reliable storage architectures.
•Streamlined development workflows by implementing CI/CD pipelines for continuous integration, automated testing, and smooth deployment processes.
•Conducted rigorous unit testing, maintaining high code quality and adhering to industry best practices for secure and scalable development.
•Collaborated closely with cross-functional teams, including designers and product managers, to align technical implementation with business goals.
•Optimized application performance, achieving measurable improvements in load times and system scalability.
Full Stack Developer
Digital Solutions LLC
01/2017 – 10/2020
•Led the development of 6+ full-stack applications using Node.js, Express, and React.js, delivering reliable, performance-driven solutions.
•Managed a team of 5 developers, ensuring smooth project timelines, effective collaboration, and high- quality code delivery.
•Integrated RESTful APIs and third-party services to extend application functionality and improve user experiences.
•Optimized application performance and scalability by utilizing AWS services for cloud management, storage, and data retrieval.
•Implemented CI/CD pipelines for faster, reliable deployments, significantly reducing manual errors and deployment times.
•Ensured mobile responsiveness and cross-browser compatibility, providing a consistent experience across devices and platforms.
•Leveraging TailwindCSS for responsive, mobile-first designs and creating seamless user interfaces. Junior Full Stack Developer
Tech Innovations Inc
01/2013 – 12/2016
•Contributed to the development of 5+ web applications, focusing on front-end features using Angular, React.js and enhancing user interfaces.
•Collaborated with senior developers to design and maintain database schemas using MySQL and MongoDB, ensuring efficient and scalable data structures.
•Implemented responsive design, improving mobile user engagement by 15% and ensuring a consistent experience on all devices.
•Conducted thorough unit testing, ensuring high code quality and adherence to project standards.
•Participated in SCRUM ceremonies and sprint planning, contributing to efficient project execution and cross-team collaboration.
•Utilized GitHub for version control, ensuring smooth collaboration across teams and consistent project updates.
•Enhanced user interfaces with frameworks like Bootstrap and SASS, improving usability and responsiveness.
SKILLS
Programming Languages & Frameworks
JavaScript, TypeScript, Python, Java, C#, PHP
Backend Development
Node.js, Express, Laravel, .NET
Databases
MongoDB, MySQL, PostgreSQL, Redis, Oracle
Methodologies
Agile, SCRUM, Unit Testing, REST APIs, UI/UX
Design
Frontend Development
React.js, Angular, Vue.js, jQuery, Bootstrap,
TailwindCSS, SASS
Blockchain & DeFi
Web3.js, Ethers.js, DeFi Protocols, Wallet
Integration
Tools & Platforms
AWS, Docker, Kubernetes, CI/CD Pipelines,
GraphQL
EDUCATION
Bachelor of Science in Computer Science
University of California, Los Angeles (UCLA)
2008 – 2012
Relevant Coursework: Computer Science, Database Design and Implementation, Operating Systems Principles, Computer Network Fundamentals, Algorithms and Complexity, Software Engineering
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