Scroll To View More
Hire the top 3% of freelance developers
toptal.com
Call us: +1.888.604.3188
Ryan Keener, JavaScript Developer in Marietta, PA, United States
Ryan Keener

JavaScript Developer in Marietta, PA, United States

Member since March 19, 2014
In 2011, Ryan left the corporate world to start a company, and in the process fell back in love with software development. Along the way, he's become proficient in many new web technologies, especially AWS and Node.js, helping to launch several new products and enhance existing ones.
Ryan is now available for hire
Hire Ryan

Portfolio

Experience

  • JavaScript, 9 years
  • Node.js, 8 years
  • MongoDB, 7 years
  • Stripe, 7 years
  • Express.js, 5 years
  • Amazon Web Services (AWS), 4 years
  • Hapi.js, 3 years
  • AWS Auto-scaling, 2 years
Marietta, PA, United States

Availability

Part-time

Preferred Environment

OS X, WebStorm, Git

The most amazing...

...thing I've architected and built is a distributed system to process payments on behalf of organizations and individuals raising money to support their cause.

Employment

  • Back-end Lead/Architect

    2017 - PRESENT
    DMX - Dealer Market Exchange
    • Refactored existing microservices to remove interdependencies, standardize RESTful APIs, and move redundant functions into shared libraries.
    • Created data ingestion processes to pull in ~1 million records daily via FTP from client-provided CSV.
    • Extended Mongoose schema to enforce field-level ACL, archive-on-delete and field-level change history.
    • Led the effort to convert REST inter-microservice communication to asynchronous event-driven communication.
    • Created centralized environment variable management for all services/environments.
    • Unified microservice deployment configuration via CircleCI Orbs.
    • Created a Slack bot to initiate Gitflow deployments: development > QA > staging > production.
    Technologies: Node.js, Mongo, IBM Bluemix, Microservices, Cloud Foundry

  • CTO

    2014 - 2017
    Pledge Platform, LLC
    • Managed projects and products for a small team of full-stack developers.
    • Implemented a development environment including code reviews, testing, and continuous deployment.
    • Architected highly-scalable infrastructure utilizing AWS's CloudFront, Autoscaling groups, Elastic load balancers, etc.
    • Created a robust delayed payment marketplace which processed payments on behalf of other organizations via Stripe Connect.
    Technologies: AWS CloudFront, CodeDeploy, Autoscaling Groups, JavaScript, Node.js, MongoDB, Stripe, Vagrant, Puppet

  • Software Developer

    2014 - 2015
    MapQuest
    • Supported and enhanced MQ JS API as well as MQ Leaflet plugins.
    Technologies: JavaScript, HTML

  • Lead Developer, Hellobeacon.com

    2013 - 2014
    Modo Design Group
    • Took an existing API and converted it into a RESTful API.
    • Led a team of three developers in scheduling and prioritizing features in order to deliver a product that still hadn't been launched due to "feature creep."
    • Transformed an existing system from single-server architecture to one supporting parallel servers behind a load balancer, allowing more flexible growth and deployment.
    • Introduced unit and integration testing using Mocha and Chai as well as coverage reporting with Istanbul.
    • Integrated a subscription payment service using Stripe.
    Technologies: Node.js, Express.js, MongoDB, Backbone.js

  • Founder, CTO

    2012 - 2013
    DeliveryCrowd
    • Created a location-aware, real-time system to match delivery people with individuals nearby who need something picked up and delivered.
    • Worked as lead architect/developer on a team of five in the creation of multiple web applications, mobile applications, and informational websites as well as the server-side technologies to support the solutions.
    • Utilized app-based GPS and web sockets along with the MapQuest API to optimize delivery routes.
    • Integrated with Balanced Payments to handle one-time payments as well as direct deposit to delivery drivers' accounts.
    • Created responsive applications with Twitter Bootstrap and Knockout.js to handle delivery ordering, delivery completion, and back-end administration.
    Technologies: Node.js, PHP, MySQL, Mongo, Knockout.js, Cordova, Twitter Bootstrap

  • Software Engineer

    2005 - 2011
    Intel Corporation
    • Developed and supported CAD tools for microprocessor design.
    • Created multiple algorithms and architected a supporting software toolset to provide an automated density fill generation solution devised to minimize impact on functional components of design.
    • Served as liaison between design engineers in Hudson, MA and Fort Collins, CO, and software developers in Haifa, Israel, Portland, OR, and Santa Clara, CA.
    • Developed a roadmap for pre-fabrication of on-chip electrical field analysis software for Intel's FCDC Itanium design projects.
    Technologies: C, Perl, Tcl

  • Software Engineer

    1999 - 2005
    Hewlett Packard
    • Developed and supported CAD tools for microprocessor design.
    • Worked as technical lead for the pre-fabrication of electrical field analysis tools and their associated methodologies for Intel's Tukwila and Poulson microprocessor projects.
    • Directed the transition from legacy electrical field analysis software to a new solution.
    • Led the effort to increase efficiency and reliability of analysis software. Identified multiple failure mechanisms and their occurrence frequencies. Established effort estimates, calculated ROI, and presented recommendations to management.
    Technologies: C, Perl

Experience

  • Hello Beacon (Development)
    http://hellobeacon.com/

    Sole server-side developer for this project.

  • PledgeIt (Development)
    https://pledgeit.org

    PledgeIt is a performance-based fundraising platform and application. Teams and athletes use PledgeIt to collect pledges against their future performance allowing them to raise funds for causes important to them.

    As CTO/Architect/Project Lead, I was actively engaged in the development of this project from the ground up.

Skills

  • Languages

    JavaScript, ECMAScript (ES6), HTML5, PHP, CSS3, HTML, Perl, Tcl, Sass

  • Frameworks

    Hapi.js, Koa, Mocha.js, Express.js, JSON Web Tokens (JWT), Swagger, Ember.js, YARN

  • Libraries/APIs

    Stripe API, Node.js, REST APIs, Sinon.JS, Lodash, Moment.js, Underscore.js, Stripe Connect, Stripe, Socket.IO, Chai, Google Maps, Backbone.js, LeafletJS, Puppet.js, Backbone.Marionette, Handlebars

  • Tools

    MongoDB Atlas, Git flow, GitHub, Mongoose, Codeship, Knex.js, AWS CodeDeploy, Git, Vim Text Editor, AWS ELB, AWS Auto-scaling, Amazon CloudFront CDN, CircleCI, Travis CI, SourceTree, WebStorm, Jira, Slack, Mocha, Grunt.js, Gulp.js, AWS SQS, Stripe Checkout, Vagrant, Puppet, Grunt, RabbitMQ, ELK (Elastic Stack), Postman, Node Version Manager, NPM

  • Storage

    MongoDB, AWS S3, PostgreSQL, MySQL

  • Paradigms

    Agile Software Development, Microservices Architecture, Microservices, Agile, Scrum, Asynchronous Programming

  • Platforms

    Visual Studio Code, KeystoneJS, Amazon Web Services (AWS), AWS EC2, Bluemix, AWS Lambda, Linux

  • Other

    Elastic Load Balancing, Stripe Payments, Pull Requests, Code Reviews, Swag, DocuSign, AWS Route 53, Async.js, MMS, RESTful Microservices, AWS DevOps, Private NPM Modules, ESLint

Education

  • BS degree in Computer Engineering
    1995 - 1999
    The Pennsylvania State University - State College, PA
Hire the top 3% of freelance developers
toptal.com
Call us: +1.888.604.3188
To view more profiles, join ToptalJoin Toptal
I really like this profile
Share it with others