Brian Guzman Email & Phone Number

Portland, Oregon, Us

- Joined Cayuse Human Ethics Engineering team, mainly contributed their Human Ethics frontend web application using React, Redux, HTML, CSS, React Semantic UI, Cayuse owned UI library. Focused on feature building, architecture, UI maintenance, and API integration for the development side and also contributed to providing better performance under their agile scrum methodology- Built Letter Submission Features by integrating Restful APIs and implementing new features using Redux Saga- Maintained Studies, Submissions, and Meetings stories by working on features, and bugfix tickets under sprint planning- Released new UI components with combined logics under given Figma design prototype and Web accessibility requirements (mainly WCAG). Also released unit testing and A/B testing by using Adobe Targets for those components- Provided UI styling with a better user experience by using React Semantic UI, Cayuse UI library and customizing CSS styles- Mainly focused on testing coverages to increase the test coverage percent of frontend from 0% to 80+% by using jest and React testing library. Measured each component’s test coverage details by using SonarCube implementation and enhanced testing suites/cases referring to those values- Collaborated with backend developers to release better performance, create API tickets with details and assign them to them.- Used to review PRs made by another engineer and provided feedback to make better performance. Mentored newbies joining the team.- Interacted with dockerized images that contain local backend source & local Postgres database Migration/Seeding Information to work under a docker environment.

Dallas, Texas, Us

- Developed multiple frontend SPAs as mono-repo using React.js and TypeScript and AWS for this insurance company- Developed the general React PWA's layout including authentication screens on the landing page- Extensively implemented forms for generating loss claim documents including logic for each field onto xLien, xData applications and implemented fully functional search forms, API, and PDF export capabilities for claims through Node/ExpressJS backend interaction by using PDFKit.- Worked closely alongside the UI/UX designer and implemented the web app's wireframe onto frontend UI.- Worked on implementing the updated and final UI for the entire web app- Developed an end-to-end testing coverage for both React frontend and NodeJs backend using Jest and Cypress- Refactored the CSS to make the application responsive for desktop and mobile devices- Implemented and used mailchimp APIs on Node/ExpressJS server APIs to handle the entire mailing list- Deployed cloud functions & services including Jenkins and Nexus on Docker using Terraform- Implemented 3rd party apis to the NodeJs/ExpressJS server like Twilio (for the purpose of user sms, voicemail features), Stripe (for the purpose of user payment subscription on xPay application)- Applied user authentication and authorization onto NodeJS/ExpressJS through interaction with Firebase authentication.

Chicago, Illinois, Us

- Built new versions of the company’s dashboard and the financial web app’s frontend and integrating existing API services (React, Redux thunk, Material UI, Microsoft Azure, SwaggarHub)- Built the yardmap service platform from scratch and built the backend server with MongoDB- Integrated the payment subscription service and customer management services (React/Redux, Material UI, Stripe, Paypal Integration, Active Campaign service APIs, AWS Lambda, EC2)- Integrated GTM and Google Analytics layers and related JS functions (Google Tag Manager, Google Analytics)- Added auto-blog features using Headless CMS to the yardmap platform (GraphCMS, GraphQL Apollo)- Worked alongside the development team for building a blockchain app as the frontend web/mobile engineer- Coordinated with the designer and UI developers via Storybook and Figma- Contributed on some WordPress CMS apps by developing customized plugins for the purpose of CMS manipulations to admin web apps.- Built a phone number masking services by using NodeJS/ExpressJS and integrating customized Twilio APIs onto NodeJS server. - Built the user Single Sign on Features by using Auth0 by implementing auth0 packages onto NodeJS server.- Designed and implemented database schema and created efficient database queries (Postgres)- Integrated 3rd party services like SendGrid, Paypal and Google Maps.- Built front-end architecture and core components for a photography ecommerce web application using Vue.js and JavaScript.- Converted the prior version of HTML/CSS/JS/jQuery web pages to VueJS components/pages through collaboration with designers , built almost frontend animation features by using CSS transitions, CSS animations and Web animation APIs. Developed company’s owned NPM package for gallery photo view features and deployed to GitHub

Los Angeles, Ca, Us

• Led the end-to-end development of a sophisticated single page application for a financial advisor tool utilizing React, Angular, NodeJS, Express, and AWS, with PostgreSQL & MongoDB as the database.• Implemented enhancements, including pop-up modals leveraging Sweet Alert 2 in multiple React web applications.• Integrated and rigorously tested numerous in-house NodeJS APIs and external APIs from Salesforce using tools like Postman.• Successfully incorporated all company disclosures into the brand-new financial advisor tool, ensuring comprehensive coverage throughout the application.• Performed the conversion of multiple Angular-based financial web applications into dynamic and agile React applications.• Conducted thorough unit testing and integration testing of React components with the testing tools like Jest, Cypress, ensuring the reliability and robustness of the frontend.• Performed system testing for the web application after addressing issues reported by the testing team, ensuring a flawless user experience.• Proactively debugged and resolved issues related to UI inconsistencies, responsiveness, cross-browser compatibility, and web accessibilities.• Managed code versioning by pulling, pushing, and merging from the vendor's GitHub into our team's private Bitbucket repositories.• Utilized JIRA as the ticket tracking system to systematically track and resolve issues, maintaining a comprehensive history of bugs and defects.• Played a pivotal role in optimizing and streamlining the development process, resulting in increased efficiency and faster delivery of high-quality applications.• Collaborated seamlessly with cross-functional teams to integrate new features and improvements, contributing to the overall success of the financial advisor tool.• Stayed abreast of industry trends and best practices, incorporating new technologies and methodologies into the development process for continuous improvement.

Irvine, Ca, Us

- Led collaboration efforts as the primary point of contact between the development team and stakeholders, ensuring seamless communication and understanding of project requirements.- Spearheaded the adoption and integration of React, NextJS and Angular for the development of sophisticated UI components within web applications, showcasing an advanced understanding of modern frontend technologies.- Mentored and guided junior team members through pair programming sessions, sharing in-depth knowledge and fostering skill development.- Conducted comprehensive code reviews, debugging sessions, and implemented performance enhancements to elevate the quality and functionality of internal applications.- Demonstrated mastery in utilizing HTML, CSS, and JavaScript for the maintenance and enhancement of critical internal systems, showcasing a keen eye for detail and commitment to delivering polished user interfaces.- Applied advanced skills in Bootstrap to design and structure key internal web applications, contributing to a consistent and responsive user experience.- Utilized Git extensively, maintaining version control and ensuring the integrity of the codebase by regularly pushing updates to the internal GitHub repository.- Developed custom WordPress plugins using PHP, seamlessly integrating content management systems with frontend interfaces to enhance overall website functionality.- Actively participated in knowledge transfer sessions, facilitating the onboarding process for new team members and fostering a collaborative work environment.

- Led the development of a mission-critical internal web application, showcasing advanced proficiency in React, Redux, JavaScript, HTML5, CSS, and JavaScript, with a strong focus on user interface and experience.- Spearheaded the adoption of cutting-edge technologies, including Redux, SASS, Webpack Configuration to elevate the application's performance and maintainability.- Leveraged React.js for templating, resulting in accelerated compilation times and the creation of highly reusable components, contributing to an efficient development workflow.- Addressed and resolved cross-browser/platform compatibility issues, ensuring seamless functionality across Internet Explorer, Firefox, and Chrome, and enhancing the application's accessibility.- Architected and implemented robust React components, establishing a scalable foundation for future development and enabling easy integration into forthcoming pages.- Collaborated closely with UX/UI Designers, seamlessly integrating wireframes and mockups into the development process, fostering a cohesive and visually appealing user experience.

Bachelor'S Degree, Computer Information Systems

Education record

Education record

Education record

Education record

Education record