RAGINEE UPADHAYAYA

Full-Stack Developer

Location: WA Phone: 425-***-**** Email: ad344e@r.postjobfree.com LinkedIn SUMMARY

Around 6 years of experience in Full Stack Development and also front-end development, demonstrating deep expertise in the design and implementation of end-to-end web solutions. Utilized a diverse set of technologies and frameworks to construct scalable, responsive, and user-centric applications.

Mastered a broad spectrum of web technologies, such as HTML, CSS, XHTML, DHTML, JavaScript, and jQuery, essential for crafting engaging and visually captivating web applications.

Specialized in creating cross-platform, responsive user interfaces with the latest HTML5 and CSS3 standards. Employed Media Queries for optimal viewing across different devices and proficiently used Bootstrap and SASS for effective stylesheet management.

Developed expertise in CSS animations, backgrounds, layouts, positioning, text, borders, padding, the CSS Box Model, and Bootstrap frameworks like LESS and SASS.

Advanced in using React JS, React, and React Hooks, spearheading the creation of interactive and dynamic web applications that enhance user engagement.

Utilized AJAX for the development of asynchronous web applications, facilitating smooth data exchange between front-end and back-end systems through JSON/XML, leading to improved user experiences.

Achieved advanced proficiency in Restful APIs and XML, enabling efficient integration of external data sources and services into web applications and ensuring fast data retrieval.

Played a key role in the development and refinement of server-side logic and database interactions using backend technologies such as Python, Django, Flask, and Node.js, resulting in robust and efficient full-stack applications.

Managed and optimized databases on platforms including MySQL, MongoDB, Mongoose, Mixpanel, and Shopify, along with demonstrating advanced SQL skills, contributing to enhanced data retrieval and database security.

Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, and Auto-scaling groups, enhancing cloud-based functionalities.

Applied Agile (SCRUM) and Waterfall methodologies, adapting to project requirements, ensuring effective project management, and guaranteeing successful project deliveries.

TECHNICAL SKILLS

Web Technologies : HTML, CSS, JavaScript, JQuery, Bootstrap, JSON, AJAX, Restful APIs, XML Backend Technologies : Python, Django, Flask, Node JS Frameworks & Libraries : Express, React JS, React, React Hooks, Handlebars, Sequelize Database : MySQL, MongoDB, Mongoose, Mix panel, Shopify, SQL Others & Tools : Git, GitHub, Heroku, AWS-Cloud (EC2, S3, RDS, EBS, Elastic Load Balancer), VS Code, Web Storm, Eclipse Methodologies : Agile (SCRUM), Waterfall

WORK EXPERINECE

Full Stack Developer Uber Sep 2023- Current

Directed the full-cycle creation of web applications using HTML, CSS, JavaScript, and frameworks such as React JS and Django, guaranteeing smooth coordination between front-end and back-end elements.

Spearheaded the design and execution of scalable and sustainable web applications, capitalizing on Django's advanced features like ORM for database operations, class-based views, and the Django REST framework for comprehensive API development, securing optimal performance and robust backend security.

Developed and optimized a series of scalable, high-performance web applications using Node.js, achieving a 40% increase in server response time and supporting concurrent user loads of over 10,000, significantly enhancing user experience and system reliability.

Engineered and optimized complex MySQL database schemas and queries for high-traffic web applications, resulting in a 50% reduction in query response times and a 30% increase in data processing efficiency, thereby significantly boosting application performance and user satisfaction.

Implemented deployment of applications on cloud platforms like AWS, ensuring consistent high availability, scalability, and security of the solutions developed.

Front End Developer Slalom Feb 2022- Sep 2023

Worked in Amazon as consultant at Project Amazon Jobs- Hiring.amazon.com

Designed the web application layout and forms using HTML, CSS, and JavaScript. Crafted visually appealing and user-friendly interfaces to enhance the overall user experience.

Created modular CSS using LESS, enhancing code reusability and readability, which led to a 20% reduction in development time for styling and maintenance.

Managed the AWS Cloud database, ensuring data integrity, scalability, and security, resulting in a 40% decrease in database-related issues and improved overall application performance.

Successfully delivered numerous critical components within the project, contributing to meeting project milestones and objectives on time and within budget, resulting in a 15% increase in overall project efficiency. Work in Starbuck POC Project.

Responsible for configuring the React.js framework to achieve data binding between HTML5 and JavaScript objects, ensuring seamless communication and synchronization.

Demonstrated proficiency in rendering large data sets using React.js, leading to a 30% enhancement in data presentation speed and an improved user experience.

Conducted comprehensive manual testing for the Starbucks App, identifying and rectifying critical issues, resulting in a 20% reduction in application- related bugs and enhanced overall performance.

Successfully delivered critical app features, with the Tip feature as a standout achievement, which contributed to a 15% increase in user engagement and improved the app's overall functionality.

Worked in Amazon project -Eero.com

Successfully implemented Mix panel, orchestrating a seamless transition from Google Analytics to Mix panel. Organized and optimized Mix panel dashboards, resulting in a 40% improvement in data accuracy and insights.

Managed the integration of Shopify into the organization's e-commerce infrastructure, streamlining online sales and inventory management processes, leading to a 25% increase in online sales revenue.

Played a pivotal role in the successful execution and on-time delivery of a new project, resulting in a 20% reduction in time-to-market.

Demonstrated exceptional time management and organizational skills, consistently meeting project deadlines and milestones, resulting in a 15% increase in overall team productivity.

Optimized applications for speed and scale, embedding live YouTube video streams in the website. Front End Developer Epsilon Nov 2020- Jan 2022

Worked on React JS Virtual Dom and React views, rendering using components which contains additional components called custom HTML tags.

Proficient in React, React-Router, Redux, Redux-Promise, Redux Form, React HOC, React Hooks, React Bootstrap and react libraries like create- react- app, material- UI, styled-components.

Extensive usage of JavaScript, React, NodeJS, Bootstrap, jQuery/AJAX, JSON, HTML4/5, CSS2/3.

Developed front-end application and components using HTML5, CSS3, JavaScript, React for the login and management module.

Developed the Application as Single Page Application using React, React-Router.

Consumed REST web service for fetching JSON format data from web server.

Used jQuery to navigate to different pages of the application using DOM elements, and to create AJAX pages.

Worked in using Reactjs components, Forms, Events, Keys, Router, Animations and Flux concept.

Developed client side drop down menus, search bars, carousel, and drop-down toggles using Twitter-Bootstrap and JQuery.

Responsible for React UI and architecture. Built components library, including Tree, Slide View, and Table Grid.

Involved in all phases of SDLC (Software Development Life Cycle), which includes requirement gathering, developing, unit testing, validating the test results, fixing defects and deploying as a standalone application.

Knowledge of rendering large data sets on the application view using React.JS

Involved in writing application-level code to interact with APIs, Web Services using AJAX, JSON

Used Grunt for task automation and GIT for version control.

Responsible for creating RESTFUL Web Services to serve data to the front-end application in JSON format. Front End Developer McKesson Jun 2018- Oct 2020

Developed web pages, Web services calls, and AJAX calls for the application.

Used React in development of the web application to bind the data/model that is being retrieved for a database through services provided in a controller to the view using scope.

Worked on Front end using React.JS, JavaScript and designed webpages using CSS3 and Bootstrap.

Participated in creating efficient design and developing user interaction using HTML, CSS3, JavaScript, j Query, and AJAX.

Used the functionalities for writing code in HTML5, CS JavaScript, JQUERY, Ajax, JSON, and Bootstrap with MySQL database as the backend.

Involved in Reactjs for Data patterns which improves readability and made it easier to maintain larger apps and used Reactjs for declarative, efficient, and flexible JavaScript library for building user interfaces.

Worked on React features like React-router, React-Drag gable, and maintaining Parent and child elements by using State and Props.

Experience in DOM, React Props, Lifecycle methods, working with React States and Events.

React and Functional Driven JavaScript expert in SPAs, UI Components, Mobile web and Performance Optimization

Designed and developed CSS behaviors, CSS styles, CSS fonts, CSS buttons, Pseudo Classes, Pseudo elements in CSS

Created a responsive website with Bootstrap and Media queries, ensuring compatibility across all devices.

Responsible for setting up React.js framework to achieve data binding between HTML and JavaScript objects. PROJECTS

Tool Share App

● Tool Share app allows local communities to share tools.

● My responsibilities included backend work, HTML templating via handlebar.js and webpage routing.

● Tools/Languages: Express, MySQL via Sequelize, jaws DB, CSS, Tailwind and Google maps node module for locations. Space App

● This App fetches data from NASA APIs and uploads picture of the day and tells us weather of the Mars.

● My responsibility was to get data from the NASA APIs, upload pictures and use browser’s local storage to save them.

● Tools/Languages: JavaScript, HTML, CSS, REST APIs from NASA, Fonts, Moment.js, and JQuery. Splopple Music

● This user-friendly application takes Apple playlist and converts it into Spotify playlist and vice-versa.

● I was responsible for using Spotify and Apple music APIs to convert playlists and generate Apple music keys.

● Tools/Languages: React, React-Router-Dom, Bootstrap, Sass, Express.js, MySQL, Sequelize, REST APIs and Node.js EDUCATION

Full Stack Web Development, 2021, University of Washington Masters in Medicine, 2012, Odessa State University, Ukraine

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