Morningstar is building software that users love. We are passionate about helping our customers improve their lives through better investing, budgeting, saving, and debt management decisions. We reach millions of investors around the world directly through our consumer products or indirectly through our professional products and services. We strive to create software that is easy to use, beautiful, intuitive, and the best in our industry. 

We are looking for a Principal Engineer to join our Morningstar Design System team. Help us build the platform which will be used across Morningstar's portfolio of sites, applications, and components. The position requires solid UI development skills, background in creating tools, frameworks, libraries for other developers to build upon, establishing best practice and standards for team, and mentoring fellow engineers. 

Responsibilities: 

7+ years architecting and implementing web UIs 

Plan, document, and develop design/development standards and best practices 

Evaluate internal product team needs and how the system can evolve to help them 

Have a passion for quality and writing clean, solid, readable code that scales and performs well 

Take responsibility for your code and features, from working with product management all the way through to releases and support

Help evaluate and improve the system codebase to improve stability of releases 

Support internal teams as they adopt the system 

Continual awareness of existing UI technologies across teams and how the system affects them 

Continually learn, improve, and model good citizenship in the organization and code base 

Participate in system team’s weekly critiques and provide feedback on ongoing work 

Participate in system team’s code review process and assist in improving as well as upholding development standards 

Maintain and improve build tooling and automation that reduces time of delivery and removes manual processes 

Role model and mentor to team and community engineers 

Evangelize the design system internally and externally via talks and the Morningstar Engineering blog 

Assess emerging web standards and technologies 

Establish technical direction for new initiatives and projects within the team 

  
Skills and experience necessary for this role: 

Strong JavaScript knowledge, including concepts like asynchronous programming, closures, types, and ES6 

Strong understanding of Unit Testing and Test-Driven Development 

Strong HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility 

Experience in building reusable and performant data visualizations 

Strong CSS pre-processor experience, including SASS/SCSS 

Knowledge of working with JavaScript frameworks and libraries to create rich interactive content 

Experience with developing UIs with accessibility in mind 

Experience with build systems like NPM Scripts, Gulp, and Webpack 

Experience with Jenkins, AWS (S3, CloudFront, CodePipeline) 

Experience working within an agile squad and delivering on a biweekly basis.

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