Stack Developer React Native
Resume:
Ivan Perez
**********.***@*****.***
https://www.linkedin.com/in/i
van-perez-35975b334/
PHONE
SKILLS
Frontend
React, React Native, Next.js
Vue, Nuxt.js
Angular
Redux, Context API, MobX
TypeScript, JavaScript/ES6
SASS, LESS, Tailwind CSS
Webpack/Babel, Vite, Yarn
Material UI, AntD, Theme UI
WebSocket, Socket.IO
Three.js, Chart.js
UI/UX
SEO
Backend
Node, Express
Python, Django, FastAPI
Java, Spring Boot
PHP, Laravel
REST APIs, GraphQL,
Apollo, Postman
MongoDB, SQL
SUMMARY
Experienced Senior Full Stack Developer with 10 years of experience in building complex, scalable, and user-friendly web applications across various industries. With a deep understanding of full stack development, I have a proven track record of delivering high-quality products that exceed client expectations. Throughout my career, I have honed my problem-solving abilities, demonstrated strong attention to detail, and maintained a passion for keeping up with the latest industry technologies. A dedicated team player with excellent communication skills, thriving in collaborative environments to drive project success. EXPERIENCE
Doxy.me
Senior Full Stack Developer Oct 2022 – Present
• Engineered full-stack solutions using Next.js, Node.js, MongoDB, WebRTC, TypeScript, and state management tools like Redux, reducing connection drop rates by 12% and enhancing real-time audio/video communication.
• Collaborated with cross-functional teams to build user-friendly interfaces and backend services using GraphQL, Express.js, and Tailwind CSS, leading to a 22% increase in platform usage and optimizing customer experience.
• Enhanced API performance utilizing AWS services, Docker, and MongoDB caching, improving response times by 35% and ensuring high availability during peak periods.
• Integrated healthcare APIs using OAuth 2.0 and JWT, driving a 12% increase in adoption and ensuring secure handling of sensitive data.
• Mentored 5 junior developers, achieving a 25% reduction in production bugs by implementing functional programming principles and test-driven development
(TDD) with Jest, Mocha, and Cypress, while leading test automation efforts to ensure high code quality.
Vinsolutions
Full Stack Developer Apr 2021 - Oct 2022
• Delivered SaaS web applications using React.js, React Native, Angular.js, and Redux for clients in various industries, leveraging JavaScript and TypeScript to build responsive and performant user interfaces.
• Built scalable backend services with Node.js, Java Spring Boot, GraphQL, REST APIs, SQL, and Firebase, enhancing data-driven features and applying design patterns for scalable architectures.
• Applied advanced caching strategies to improve page load speed and core web vitals, supporting SEO goals and enhancing user engagement.
• Drove collaboration in agile environments using tools like Slack, adhering to Scrum and Kanban methodologies to ensure timely delivery and continuous iteration of projects.
• Implemented unit and end-to-end tests using Jest and Cypress, ensuring a 90% code coverage and minimizing bugs in production.
Cloud Services & DevOps
CI/CD Pipelines
Docker
AWS
Testing & Version Contol
Unit/E2E Testing, TDD/BDD
Jest, Mocha, Jasmine
Cypress
React Testing Library
Git, GitHub, GitLab
Emerging Technologies
Web3, Crypto
AI, Machine Learning
Codewave
Full Stack Developer Jul 2017 - Apr 2021
• Created responsive web applications with React, Angular, and Vue.js, ensuring cross-browser compatibility and optimizing performance for both desktop and mobile users.
• Designed and optimized scalable backend APIs using Node.js, Express, GraphQL, and relational databases, ensuring seamless data flow between frontend interfaces and databases, improving application performance by 30%.
• Built backend systems using Laravel, Django, and FastAPI with SQL and NoSQL databases, broadening expertise across diverse programming languages.
• Optimized database queries and indexing in MongoDB and SQL, reducing database response times by 40% and ensuring efficient data retrieval for high- traffic applications.
• Implemented microservices architecture, improving modularity and scalability, facilitating easier feature updates and maintenance.
• Employed Git as a version control system to track code changes, manage project histories, and ensure seamless collaboration among team members, significantly enhancing project workflow and accountability.
Frontend Developer Dec 2014 - Jul 2017
• Developed and maintained user-facing features for Facebook’s core platform using React.js, and Redux improving page load times by 26% through code optimization and efficient resource management.
• Collaborated with product designers and backend engineers to implement responsive and user-friendly web interfaces, contributing to a 15% increase in user engagement for targeted features.
• Spearheaded the migration of legacy code to modern frontend frameworks, reducing maintenance costs and improving the long-term scalability of the codebase.
• Built reusable component libraries using React.js, improving development speed for new feature rollouts and maintaining consistency across the platform.
• Collaborated with the UI/UX team to ensure accessibility standards were met, resulting in a 20% reduction in accessibility-related bugs. Facebook
Intern May 2014 - Dec 2014
• Acquired hands-on experience in software development, collaborating with diverse teams to create innovative solutions.
• Supported development projects in HTML, CSS, and JavaScript, and contributed to backend troubleshooting, gaining exposure to cross-functional team environments.
EDUCATION
Texas State University
Bachelor of Computer Science Aug 2010 - May 2014
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