Erick Marcos
Senior Full Stack Developer
Summary
Results-driven Senior Full Stack Developer with 8 years of experience and a proven track record in architecting and implementing complex web applications.
Overview
7
7
years of professional experience
Work History
Senior Full Stack Developer
Cognizant
Teaneck, New Jersey
06.2023 - 02.2024
Senior Full Stack Developer
APEX.AI
Silicon Valley, Palo Alto, California
05.2022 - 07.2023
- Results-driven Senior Full Stack Developer with 8 years of experience and a proven track record in architecting and implementing complex web applications.
- Adept at leveraging front-end technologies such as React.js, Next.js, Angular/AngularJS, Vue.js, Svelte.js, JavaScript/TypeScript, HTML5/CSS3, and TailwindCSS to achieve a 20% increase in user engagement and a 15% improvement in page load times.
- Skilled in utilizing back-end technologies including PHP, MySQL, Node.js/Express.js/Nest.js, Python/Django/Flask, Java/Spring to optimize system performance, resulting in a 30% reduction in server response time and a $100,000 reduction in infrastructure costs.
- Skilled at leading and collaborating with cross-functional teams to deliver high-quality, scalable, and innovative solutions.
- Passionate about leveraging cutting-edge technologies to drive business growth and solve complex technical challenges.
- Built Generative AI project's using Next.js and dalle, stable diffusion, replicate and so on.
- Managed and maintained multiple internal project's using Next.js and Vue.js, ensuring their timely completion and smooth operation.
- Involved in the development of DeFi project using Next.js and Web3 technology (wagmi).
- Built 2 mobile apps using React Native.
- Crafted a real-time vehicle traffic monitoring system utilizing React, Mapbox, Tailwind CSS, Node.js, and WebSocket technologies, resulting in an 18% increase in engagement for traffic monitoring purposes.
- Implemented a streamlined data flow architecture by integrating Redux and Zustand, resulting in a substantial 20% performance improvement and a notable 15% enhancement in code maintainability.
- Enhanced the initial version to version 1.2 of the web platform, integrating Three.js for advanced 3D visualization of vehicles, leading to a 10% increase in engagement for visualization purposes.
- Apex.AI focuses on creating safety-certified, scalable software for autonomous vehicles and mobility systems, enhancing open-source technologies for secure and efficient application development.
Full Stack Developer
Dotcom Weavers
Paramus, New Jersey
12.2020 - 04.2022
Backend Developer
Open Jaw Technologies
Dublin, Leinster
11.2016 - 11.2020
- Streamlined the data schema for WebSocket communication, resulting in a 20% reduction in WebSocket traffic.
- Developed the backend system using Django and PostgreSQL, providing a robust and scalable foundation for data management and application logic.
- Conducted R&D to identify libraries and ways to improve our codebase, resulting in the adoption of new technologies and a 30% improvement in overall performance.
- Implemented workflows and guidelines to ensure code consistency, readability, maintainability, and testability, resulted in a 25% reduction in bugs and technical debt.
- Provided guidance and mentorship to junior developers from various backgrounds, helping them improve their skills and contribute to the project's success.
- Collaborated effectively with a team of web designers, back-end developers, and UX designers to meet project goals and create effective user experiences with digital products, resulting in a 15% increase in productivity.
- Developed full-stack applications across various platforms using the latest industry-adopted technologies and frameworks including React, React Native, TypeScript, Express.js, Firebase Store, etc., resulting in faster application development and delivery.
- Built a meeting system using WebRTC and chatting library.
- Took responsibility for implementing APIs for dashboard and payment gateway, and the development of GraphQL services for enterprise products in the business, resulting in streamlined data management and increased data security.
- Followed the Agile methodology and attended Scrum as a senior/lead developer in some project's, contributing to the team's successful delivery of sprints and achieving project goals.
- Coordinated domestic and offshore resources both internal and external to the company, ensuring effective collaboration and timely project completion.
- Collaborated with a cross-functional team to develop and launch a mobile application for a leading e-commerce company, resulting in a 35% increase in customer engagement and sales.
- Led the design and development of a custom content management system (CMS) for a digital marketing agency, resulting in a 30% reduction in time spent on content creation and management.
- Developed and maintained multiple e-commerce websites for a global fashion retailer, resulting in a 30% increase in online sales.
- Travel technology company with its headquarters in Dublin
Education
Bachelor's Degree - Computer Science
University of Maryland
07.2018
Skills
- HTML5
- CSS3
- ReactJS
- Redux
- Vuejs
- Nextjs
- Angular
- SASS
- Tailwind CSS
- JavaScript
- TypeScript
- React Native
- Threejs
- NodeJS
- Expressjs
- PHP
- Python
- Django
- Flask
- Java
- Spring
- Ruby
- Ruby on rails
- MySQL
- MongoDB
- PostgreSQL
- GraphQL
- Amazon Web Services
- ASPNET
- Google Cloud Bigtable
- Elasticsearch
- Git
- GitHub
- GitLab
- JIRA
- JEST
- CI/CD
- Web3js
- Ethersjs
- Wagmi
- Wallet Connect
- Ethereum
- WordPress
- Magento
Timeline
Senior Full Stack Developer
Cognizant
06.2023 - 02.2024
Senior Full Stack Developer
APEX.AI
05.2022 - 07.2023
Full Stack Developer
Dotcom Weavers
12.2020 - 04.2022
Backend Developer
Open Jaw Technologies
11.2016 - 11.2020
Bachelor's Degree - Computer Science
University of Maryland