Jason is available for hire
Hire JasonJason Burnell
Verified Expert in Engineering
Full-stack Developer
Newark, DE, United States
Toptal member since April 4, 2025
Bio
Jason is a skilled full-stack developer with 9+ years of experience creating high-performance, scalable web and mobile applications. With expertise in React, Node.js, Angular, React Native, Shopify, and cloud technologies, he excels at building clean, maintainable code and delivering user-centric solutions. Jason has taken projects to the next level with his passion for problem-solving and optimizing systems.
Portfolio
VOLT Consulting
React, Redux, Context API, React Native, MobX, Detox, Vite, React Hooks, Expo...
Accenture (Comcast Business)
Angular, RxJS, NgRx, .NET, C#, TypeScript, React, Backbone.js, GraphQL...
WSFS Bank
React, Node.js, Redux, TypeScript, Material UI, Sass, Jest, Mocha, React Hooks...
Experience
- Git - 12 years
- TypeScript - 8 years
- Angular - 8 years
- React - 8 years
- Express.js - 8 years
- Amazon Web Services (AWS) - 8 years
- React Native - 6 years
- .NET - 6 years
Work Experience
Full-stack Software Engineer
2025 - PRESENT
VOLT Consulting
- Developed and maintained a telehealth platform using Node.js, React, TailwindCSS, Twilio, and WebRTC.
- Leveraged Next.js, React, and Angular to develop and optimize front-end components for various UHC applications.
- Debugged and troubleshot mobile applications using Charles or other tools, identifying and resolving performance and user experience issues.
- Inspected and modified network requests for debugging and analytics validation using proxying tools.
- Collaborated with cross-functional teams to integrate tracking solutions with 3rd-party analytics providers.
- Implemented server-side rendering (SSR) with Next.js to improve application performance and SEO.
- Ensured accessibility compliance and optimized UI/UX across multiple platforms.
- Used React with JavaScript to develop reusable UI referral code components to help improve the banking app's signup journey.
- Worked on middleware using React and Express.js to modify API integration for the current fix on the app's defects.
- Built similar reusable components on the Android app using React Native.
Technologies: React, Redux, Context API, React Native, MobX, Detox, Vite, React Hooks, Expo, EAS, Express.js, Slack, MacOS, Jira, Software, Web Development, HTML, CSS, JavaScript, Node.js, RESTFul APIs, Git, GitHub, Firebase, Azure, .NET, Mobile App Development, Android, Xcode, TypeORM, Next.js, Back-end, PostgreSQL, Redis, Mobile, Full-stack Development, Front-end, Artificial Intelligence (AI), Automation, ChatGPT API, Full-stack, Large Language Models (LLMs), OpenAI, OpenAI API, Microservices, Cloud Platforms, Pixel Perfect, Architecture, HIPAA Compliance
Software Engineer
2021 - 2024
Accenture (Comcast Business)
- Used JavaScript, HTML, CSS, and Angular 14 for a customer hub's UI and .NET for the back end.
- Leveraged Angular skills for Comcast Business applications. Automated testing and test-driven development processes using Jasmine and Karma configuration.
- Worked with Azure API services such as Functions, messaging, Service Bus queues and topics, Blob Storage, Cosmos DB, Synapse Analytics, and Data Factory.
- Implemented complex UI components with JavaScript ES6, jQuery, React 16+, Redux, TypeScript, Backbone.js, GraphQL/RESTful service, Cypress, CloudFront, OAuth 2, and OpenID Connect.
- Built an admin platform for managing database entities and users using React 16+, Node.js, and Mongoose from scratch.
- Provided API endpoints with Node.js, InversifyJS, and DynamoDB.
- Built new components, including generic error handling, custom banner application cards, and promotional content.
- Developed reusable directives that harmonized inconsistent areas of the application.
Technologies: Angular, RxJS, NgRx, .NET, C#, TypeScript, React, Backbone.js, GraphQL, RESTFul APIs, Azure, OAuth, Jasmine, Karma, SCSS, Cosmos, Slack, MacOS, Jira, Software, Web Development, HTML, CSS, JavaScript, Node.js, Git, GitHub, Firebase, MongoDB, Redux Toolkit, TypeORM, Express.js, Amazon Web Services (AWS), Tailwind CSS, React Native, Next.js, Back-end, NestJS, PostgreSQL, Prisma, DigitalOcean, Software Architecture, Python, Full-stack Development, Front-end, Automation, ChatGPT API, Full-stack, .NET Core, Blockchain, Web3.js, Microservices, Cloud Platforms, Pixel Perfect
Software Development Engineer
2020 - 2021
WSFS Bank
- Developed front-end code based on wireframes to implement legal case entry, tracking, and manipulation for WSFS associates.
- Executed logic on the front end to handle data transfer to and from the back end based on business requirements.
- Handled TypeScript generics, interfacing, nullish coalescing, API responses, pseudo elements, React Hooks, context, components, props, state, arrow functions, refs, routers, FormSpy, and Material UI.
- Created unit tests for multiple components using React Jest testing.
- Built web application Ul using React 16+, Redux, HTML, and CSS/Sass and tested the Uls using Jest, Mocha, Chai, and Cypress.
- Implemented React for reusable components for multi-field form elements and background file uploads.
- Worked on React components, forms, events, keys, routers, animations, and the Flux concept.
- Developed the application using React and Node.js libraries, npm, and Gulp directories to generate the desired view and flux to root the URL properly.
- Built RESTful API web services to support XML and JSON tasks leveraged both web and mobile applications.
- Leveraged mutations to track the transfer of funds and generate statements. Used secure, robust regulations such as GDPR and PCI DSS to handle sensitive data and authentication for the API, ensuring only users could access data.
Technologies: React, Node.js, Redux, TypeScript, Material UI, Sass, Jest, Mocha, React Hooks, Context API, Cypress, Chai, NPM, Gulp, GraphQL, RESTFul APIs, Sagas, NGINX, Proxy Servers, Slack, MacOS, Jira, Software, Web Development, HTML, CSS, JavaScript, Git, GitHub, Amazon DynamoDB, AWS Lambda, Firebase, MongoDB, Redux Toolkit, OAuth, .NET, NgRx, TypeORM, Express.js, Amazon Web Services (AWS), Tailwind CSS, Next.js, Back-end, PostgreSQL, DigitalOcean, Software Architecture, Puppeteer, Python, Shopify, Full-stack Development, Fintech, Heroku, Full-stack, .NET Core, Cloud Platforms, Pixel Perfect
System Manager
2015 - 2020
Speeder Solutions LLC
- Focused heavily on computer software and hardware troubleshooting, diagnostics, repairs, and upgrades.
- Developed and managed site objectives by analyzing user requirements and envisioning system features and functionality using Node.js.
- Designed and developed user interfaces for internet applications by setting expectations and features. Determined design methodologies and tool sets, completed programming using JavaScript, HTML, and CSS, and designed and conducted tests.
- Managed the applications using version control systems like Git, GitHub, and Bitbucket.
- Collaborated with other developers and team members to design more functional, cohesive codes to enhance the user experience.
- Interacted with databases like MySQL and DynamoDB to store data.
Technologies: Node.js, CSS, RESTFul APIs, Git, GitHub, MySQL, Amazon DynamoDB, AWS Lambda, Amazon S3 (AWS S3), Firebase, PostgreSQL, Jest, Mocha, JavaScript, ECMAScript (ES6), MacOS, Jira, Software, Web Development, HTML, PHP, Website QA, MongoDB, Azure, Tailwind CSS, Next.js, Back-end, Python, Shopify, Full-stack Development, Full-stack, Vercel, Stripe
Front-end Developer
2010 - 2012
MacConsult Services
- Conducted data entry and entry-level web design with HTML, CSS, and JavaScript.
- Developed the front end using HTML, CSS, and JavaScript and handled database design and coding.
- Tested front-end code in multiple browsers to ensure cross-browser compatibility.
Technologies: CSS, JavaScript, PHP, Website QA, Software, Web Development, HTML, GitHub, MySQL, Shopify, Front-end
Project History
Customer Hub UI
A project for Comcast Business. I used JavaScript and React 16+ to develop, fix defects, add new features, and enhance the accessibility of the progressive web application used by Comcast Business customers. I also implemented complex UI components with JavaScript ES6, jQuery, React 16+, Redux, TypeScript, Backbone.js, GraphQL/RESTful services, Cypress, CloudFront, OAuth 2, and OpenID Connect.
Buy App
A project for Comcast Business. I used TypeScript, Angular, HTML, and CSS to develop, fix defects, and add new features. I enhanced user experience by creating a better cross-app authentication method that covers many scenarios that occur frequently during access to the other apps.
Virtual NP
Designed and maintained a project for nurse practitioners using TypeScript and Angular framework, specifically working on PayPal integration and front-end development while studying Advanced Software Engineering at UD.
Education
2015 - 2019
Bachelor's Degree in Computer Science
University of Delaware - Newark, DE, USA
Skills
Libraries/APIs
Node.js, React, Context API, Chai, MobX, RxJS, NgRx, Puppeteer, Web3.js, OpenAI API, Backbone.js, Stripe
Tools
Git, Slack, Jira, GitHub, NPM, Gulp, NGINX, Expo, Xcode, Redux Toolkit, Mongoose, Prisma, Mocha, Karma
Languages
HTML, CSS, JavaScript, TypeScript, Python, PHP, Sass, GraphQL, C#, ECMAScript (ES6), SCSS
Frameworks
Jest, Redux, Tailwind CSS, Express.js, Angular, .NET, Next.js, .NET Core, Cypress, React Native, Detox, OAuth 2, NestJS, Material UI, Jasmine
Platforms
Amazon Web Services (AWS), Heroku, MacOS, Firebase, Android, Azure, DigitalOcean, Mobile, iOS, Shopify, Blockchain, Vercel, AWS Lambda
Paradigms
Automation, Microservices, Mobile Development, HIPAA Compliance
Storage
MySQL, Amazon DynamoDB, PostgreSQL, MongoDB, Redis, Amazon S3 (AWS S3)
Other
Back-end, Software Architecture, Full-stack Development, Front-end, Artificial Intelligence (AI), ChatGPT API, Full-stack, Cloud Platforms, Pixel Perfect, Architecture, Software, Web Development, RESTFul APIs, React Hooks, Sagas, Proxy Servers, Vite, TypeORM, EAS, Mobile App Development, OAuth, Strapi, Fintech, Large Language Models (LLMs), OpenAI, Website QA, Cosmos
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