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Justin Mendelson, Product Management Developer in San Francisco, CA, United States
Justin Mendelson

Product Management Developer in San Francisco, CA, United States

Member since April 5, 2017
Justin has spent the last 6 years leading product and development teams at several startups as well as at Fidelity Investments. He works with Javascript (ES6), React, Angular, jQuery, HTML, CSS, Node, Express, MySQL, Mongo, and has built both web and native mobile applications. He's comfortable jumping-in and out of front-end development, design, and product management in order to deliver great products quickly and efficiently.
Justin is now available for hire

Portfolio

Experience

  • Product Management, 6 years
  • Bootstrap 3, 3 years
  • CSS, 3 years
  • HTML, 3 years
  • jQuery, 2 years
  • JavaScript, 2 years
San Francisco, CA, United States

Availability

Part-time

Preferred Environment

Mac, Sublime Text 3, GitHub

The most amazing...

...app I built was a marketplace for fitness instructors to host live video classes. I handled the design and front-end development for the service.

Employment

  • Front-End Developer

    2017 - 2017
    Twine Docs
    • Led a development team of 4 to create a web app that utilizes Git for online document collaboration.
    • Built React components for a document editor and Git diff interface with Enzyme-based unit tests.
    • Developed a clean UI using a combination of custom CSS and React Bootstrap UI.
    Technologies: JavaScript (ES6), React, HTML, CSS, Bootstrap, Node.js, Express, MySQL
  • Front-End Developer

    2017 - 2017
    Safe Food Administration
    • Built a React Native mobile application with custom styling for iOS and Android.
    • Created form validation on React components to display error data to the user.
    • Defined a JSON data structure and built front-end handlers for real-time content updates from a RESTful API.
    Technologies: React Native
  • Front-End Developer & Designer

    2015 - 2016
    BODY App
    • Converted designs into HTML and CSS for a responsive web application built with AngularJS and Bootstrap.
    • Created site-wide pixel perfect designs and wireframes with Balsamiq and Sketch.
    • Developed modular front-end design components using custom CSS and Bootstrap.
    • Generated 15,000 leads and 4,500 monthly user sessions with web scraping and an email drip campaign.
    • Scaled a WebRTC video service and studio management system from 1 fitness provider to 65.
    Technologies: JavaScript (ES6), Angular, HTML, CSS, Bootstrap, Node, Firebase
  • Product Manager

    2014 - 2016
    Fidelity Investments
    • Led a cross-functional team of 15 employees to launch the Fidelity Hackathon program in the US, Europe, and Asia resulting in $6.25 million in newly funded projects.
    • Achieved 75% in cost savings on project implementations for business partners by leading the prototyping projects evaluating AI services including IBM Watson and Alchemy API.
    • Implemented a demand-testing infrastructure for internal startup ventures to make metrics-based decisions.
    Technologies: Balsamiq, Sketch, Product Management (Pragmatic Marketing), Design Thinking (Stanford Design School)
  • Fellow

    2011 - 2013
    Olympus Corporation
    • Designed the next-generation components for Olympus Surgical’s flagship tissue management device contributing over $200 million in annual revenues.
    • Built and launched a novel technology management process impacting over 800 employees within 5 R&D and manufacturing facilities governing internal technology development from conception through commercialization.
    • Improved sales revenue by 8% by designing a novel sales strategy and launching marketing materials for Olympus’ Surgical Endoscopy business.
    Technologies: SOLIDWORKS

Experience

  • BODY App (Development)

    A Y Combinator backed startup with an Sngular web app for fitness professionals to offer live and on-demand classes (Stack: Angular, Node, Firebase).

    I converted the designs into HTML and CSS for a responsive web application built with AngularJS and Bootstrap. I also led the design for the company by developing site-wide pixel perfect designs and wireframes with Balsamiq and Sketch.

  • Twine Docs (Development)

    Twine is a hub where writers can share their work with the world and solicit feedback, while others can look over the story and make their own variation.

    I led a development team of 4 to create a web app that utilizes Git for online document collaboration. I built the React components for a document editor and Git interface with Enzyme-based unit tests. I implemented all the front-end design for the site and created a clean UI using a combination of custom CSS and React Bootstrap UI.

  • Mobile Moisture Calculator (Development)
    https://play.google.com/store/apps/details?id=com.sfamoisturecalculator&hl=en

    Used React Native to build a native iOS and Android mobile application for moisture measurement of fruits and food commodities. I created the logic for the calculator along with a platform specific functionality for iOS and Android.

    I built custom form validation on user-facing React components to display error data while also defining JSON data structure for real-time content updates from our RESTful API.

  • TrueTalk (Development)
    http://www.justinmendelson.com/portfolio/front-end-web-design-2/

    Led the UX/UI design and front-end development creating a React web widget allowing customers on any website to leave feedback via video or audio (stack: React, Node, Mongo).

  • Personal Portfolio (Development)
    http://www.justinmendelson.com/

    This is my personal portfolio website that was a custom WordPress implementation. The site is a combination portfolio and blogging product that showcases some of the technical and non-technical products that I have built.

  • Perfect Burpee (Development)

    I implemented custom designs for this eCommerce site built with WordPress and WooCommerce.

Skills

  • Languages

    CSS, HTML, JavaScript
  • Frameworks

    Bootstrap 3, Express.js, AngularJS, Jest, React Native
  • Libraries/APIs

    React, jQuery, React Redux, Chai, Node.js
  • Tools

    GitHub, Balsamiq, Sketch, Mocha, SOLIDWORKS
  • Paradigms

    Agile, Functional Programming, Test-driven Development (TDD)
  • Other

    Product Management, RESTful Services
  • Platforms

    Firebase
  • Storage

    MongoDB, MySQL

Education

  • Certificate in Advanced Software Engineering Program (Full-Stack Development)
    2016 - 2017
    Hack Reactor - San Francisco, CA, USA
  • Master's degree in Management Science
    2010 - 2011
    Lehigh University - Bethlehem, PA, USA
  • Bachelor's degree in Biomedical Engineering
    2006 - 2010
    Lehigh University - Bethlehem, PA, USA
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