James Johnson, Senior Full-stack Ruby on Rails Engineer

About

A highly skilled professional software developer, a technical lead and an active open source contributor with over 10 years' web programming experience. Specialized in Ruby on Rails, React and Node.js and mainly focused on eCommerce, FinTech, web service APIs, third party integrations, speed optimizations and UI/UX as well. Passion for programming began when 11 years old and became a true lifelong enthusiast. Like to take on new challenges and wearing a lot of hats. Organized Ruby on Rails Opensource Community and figured out more than 200 problems and issues.

Experience

Inverted Studio

Jan 2021 – Present

Remote

Lead Full-stack Ruby on Rails Developer

• Taught junior- and mid-level developers technical strategy by involving them in decision-making. • Performed unit tests, monitors results, and takes required corrective actions as needed. • Worked with designers to turn wireframes and mockups into code. • Tracked down bugs within the code base and the infrastructure, explained how those bugs are causing the reported issue and developed a solution. • Brainstormed and evaluated new product features in collaboration with the product and UX team. • Built reusable APIs for their client-facing apps in Ruby on Rails and Node.js. Technologies: Ruby on Rails (RoR), React, Node.js, MySQL, Redis, Material UI, Slack, Notion, Infura, Pinata, IPFS, Metamask, Web3, Ethereum, AWS, Vercel, Git, Github

Accel Defi

Feb 2020 – May 2021

Remote

Senior Frontend Developer

• Built amazing client-side apps with React or other JS frameworks. • Collaborated on roadmaps to ensure the team has clear direction and priorities. • Created user-focused experiences that are constantly evolving through agile iteration, utilizing feedback to build custom solutions that are personalized and customized for their customs. • Tested code for robustness and continuously improved the applications and their performance. • Immediately addressed any risks that impact their live operations. Technologies: React, Firebase, Magiclink, Heroku, Discord, Trello, TailwindCSS, PWA, Mobile, Web3, Metamask, Ethereum, Git, WebSockets, Socket.IO

Tracsell

Jan 2018 – Dec 2019

Co-Founder | CTO

• Wore many hats: helped with scaling their engineering team, defined engineering processes, understood the logistics business, and collaborated with other functions. • Fostered a positive, supportive, and lively work environment while providing opportunity for team members to tackle new roles and take on new responsibilities. • Facilitation throughout the project, including project team collaboration, project plan oversight, issue/risk management, communication to all stakeholders, financial reporting, and performance. Technologies: React, Ruby on Rails (RoR), RSpec, Docker, Node.js, Git, Heroku, Slack, Jira, MUI, Sendgrid, Printnode, Shopify, Bigcommerce, QR Code

Real Thread

Jan 2016 – Nov 2017

Senior Ruby Engineer | Team Lead

• Designed, built, and implemented data-driven applications that consume service-oriented RESTful APIs to drive functionality and optimize front-end performance. • Was responsible for mentoring and learning through code review process, tech talks, and many technical conversations. • Monitored the health status of their eCommerce systems and email marketing campaigns through analytics and key metrics. • Communicated with business stakeholders, collected requirements, and collaborated with developers to continuously improve their eCommerce systems. • Worked closely with design, product and technology to raise awareness of customer needs, behaviors and problems. Technologies: Ruby on Rails (RoR), RSpec, React, AWS, Git, CI/CD, GraphQL

Marks & Spencer

Feb 2016 – Aug 2016

Ruby on Rails Developer

• Determined the health of an existing Ruby on Rails application by evaluating test coverage, app architecture, security, and performance. • Designed application architecture, data models, and APIs to support new functionality and document decisions made in the process. • Enforced and improved eCommerce operations policies including change management, user governance, data access control, and incident management. • Ensured all invoices have proper backup, coding, and approvals before processing. • Tracked recurring invoices and follow-up with vendors and employees to ensure they are received in time for month-end close. Technologies: Ruby on Rails (RoR), RSpec, Bundler, AWS, MySQL, Redis, Heroku, Slack, Jira, REST API

Microsoft

Apr 2013 – Dec 2015

Software Engineer

• Had strong experience in delivering web/ eCommerce solutions with Ruby, MVC and JavaScript technologies. • Using git to fix branching errors and merge conflicts and enforcing version control best practices across applications. • Proactively communicated status updates or changes to the scope or timeline of projects to stakeholders and leadership. • Provided quality project management for moderately sized efforts. • Participated in team code reviews and provided feedback to other engineers on ways to improve code. Technologies: HTML, CSS, JS/TS, React, Ruby on Rails (RoR), Node.js, Jenkins, Git, RSpec, Cucumber, Resque, Linux, Docker, Bundler, Kubernetes

Education

The University of Texas at Austin

May 2013 – Mar 2015

Master's Degree, Computer Science

The University of Texas at Austin

May 2008 – May 2012

Bachelor's Degree, Computer Engineering

James Johnson

Senior Full-stack Ruby on Rails Engineer

Skills

Languages