Rafael Corral, Software Developer in San Francisco, CA, United States
Rafael Corral

Software Developer in San Francisco, CA, United States

Member since October 11, 2019
Rafael is a software engineer with over ten years of experience building feature-rich applications that help users' achieve their goals and impact the organization's bottom line. Rafael is a full-stack engineer with a strong focus on front-end development. He is well-versed in a variety of languages and enjoys building and architecting solutions.
Rafael is now available for hire




San Francisco, CA, United States



Preferred Environment

Slack, Zsh, Tmux, VS Code, Jira, Git, MacOS

The most amazing...

...project I've coded is an options trading algorithm.


  • Senior Software Engineer

    2019 - PRESENT
    Option Alpha
    • Backtested software for options strategies.
    • Collected trade account statistics.
    • Developed an application to place option trades with a broker.
    Technologies: Node.js, React
  • Senior Front-end Engineer

    2017 - 2019
    Crunchbase, Inc.
    • Implemented server-side rendering.
    • Built a Yahoo! Finance and Crunchbase integration.
    • Built the Crunchbase Pro graphs that display enhanced company data.
    • Created structured data for company profiles to provide rich search results.
    • Implemented Cypress to do full end-to-end testing.
    Technologies: Python, Cypress.io, GraphQL, Node.js, Angular
  • Software Engineering Manager

    2014 - 2017
    Mesosphere, Inc.
    • Helped ship the first version of the UI application.
    • Managed a team of engineers on-site and abroad.
    • Implemented a Cypress testing framework.
    • Worked closely with management, product managers, and designers to collaborate on new features.
    Technologies: Kubernetes, Python, Node.js, RxJS, Redux, React
  • Software Engineer

    2014 - 2015
    Quid, Inc.
    • Rewrote the graphing and visualization application without libraries using plain JavaScript and WebGL.
    • Played a large role in integrating Quid’s newest datasets (Patents, Twitter).
    • Worked closely with product and design to improve the usability of the application.
    Technologies: Node.js, Ruby, WebGL, Backbone.js
  • Software Engineer

    2013 - 2014
    Barracuda Networks, Inc.
    • Built and maintained a UI application for the Barracuda Back-up solution.
    • Developed an archiving solution to build zip and tar archives in the browser.
    • Built an in-house solution to keep track of client-side exceptions before services like Sentry existed.
    Technologies: PHP, jQuery
  • PHP Lead Developer

    2008 - 2013
    'corePHP', LLC
    • Oversaw all development projects in the company.
    • Developed systems to automate in-house processes for CI/CD.
    • Developed API integrations between providers, AWS, Facebook, Twitter, Google, and SalesForce.
    • Developed four successful products sold through the company.
    Technologies: Amazon Web Services (AWS), WordPress, Joomla, AWS, SQL, PHP


  • Crunchbase

    I helped build a new single-page-application using Angular2, Node.js, and GraphQL. It was built as a microservice that could easily be scaled horizontally as needed. The application also had logging and monitoring with alerts to PagerDuty.

  • DC/OS UI

    The DC/OS UI is used by datacenter operators to administer and manage a datacenter. Developers use DC/OS UI to manage, deploy, and debug their applications. I was part of the team that built this application from the ground up using React, Redux, Cypress, Python, Node.js, and Docker.


  • Languages

    JavaScript, TypeScript, SQL, Python 2, Ruby, GraphQL, Python, PHP, C++
  • Frameworks

    Angular, Redux, Cypress.io
  • Libraries/APIs

    React, Node.js, RxJS, Backbone.js, WebGL, jQuery
  • Tools

    Jira, Git, VS Code, Tmux, Mesos, Zsh, Slack
  • Paradigms

    Agile, Functional Programming, Object-oriented Programming (OOP)
  • Platforms

    Docker, Kubernetes, MacOS, Joomla, WordPress, Amazon Web Services (AWS)
  • Storage

    MySQL, Redis, NoSQL
  • Other



  • Coursework in Network Security and Biometrics
    2006 - 2008
    Davenport University - Grand Rapids, Michigan, USA

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