User Interface (UI) Developer

Starting Salary Range: $92000 - $109000 - position is also eligible for an annual bonus if individual performance and company objectives are met.

As a UI Developer at MISO youll play a key role in connecting design and development - turning complex ideas into intuitive accessible front-end experiences. Youll transform our design system into scalable production-ready code collaborating with designers CX partners instructional designers and product teams to enhance the user experience across all MISO tools and platform. You will contribute to the development and maintenance of a shared Angular-based component library ensuring consistency accessibility and reusability across internal tools. Youll modernize and enhance operator dashboards refactor legacy UIs and implement CX-driven improvements to reduce friction and boost adoption. Your work will also support accessibility initiatives by aligning with WCAG standards and establishing inclusive testing workflows.

As a UI Developer you will:

• Develop high-quality accessible and maintainable front-end code using HTML CSS/SCSS JavaScript and frameworks like Angular or React with a focus on responsive user-friendly layouts across platforms and devices.
• Leverage and help expand a reusable component library using tools like Storybook while enforcing UI/UX standards and integrating accessibility best practices (WCAG 2.1).
• Collaborate with UX Designers to translate wireframes and user flows into functional interfaces identifying technical constraints early and proposing creative user-centered solutions.
• Partner with back-end developers to integrate APIs and data models and support prototyping user testing and high-fidelity implementation of design solutions across tools.
• Work cross-functionally with CX Business Partners Change Enablement Learning & Development and Agile teams to deliver intuitive workflows seamless onboarding experiences and consistent user experiences.

To be successful as MISOs UI Developer we are looking for the following:

• Front-End Expertise: Advanced in HTML CSS and JavaScript (ES6) with proficiency in modern frameworks like React Angular or Vue; skilled in using Git build tools (e.g. Webpack Vite) and package managers (npm yarn).
• UI/UX & Design Systems: Experienced in responsive design performance optimization and cross-browser compatibility; familiar with component-based design systems and design tools like Figma Sketch or Adobe XD.
• Accessibility & Inclusive Design: Knowledgeable in WCAG guidelines ARIA roles and accessibility tools (e.g. axe Lighthouse) with a strong commitment to inclusive and user-centered design practices.
• Collaboration & Communication: Effective communicator with a collaborative team-oriented mindset; comfortable giving UX feedback iterating on designs and partnering across design and development teams.
• 6-8 years of relevant work experience.

Appropriate level will be determined based upon experience knowledge and skills.

Transformative innovation is happening in the electric industry from digitalizing homes and distributed resources to renewable energy and an ever-changing grid. MISO manages the electricity superhighway in the Central U.S. and through use of groundbreaking research and advanced technology our highly skilled employees ensure power flows reliably to 45 million Americans. Operating the electricity grid running a robust energy market planning for a bright future its what our immensely hardworking and dedicated team does every day.

At MISO we offer a hybrid work environment and a comprehensive benefits package including 401k available on your first day of employment.

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