Senior UI Developer

About Data Society Group

At Data Society Group, we provide the highest quality, leading-edge, industry-tailored data and AI training and solutions for Fortune 1,000 companies and federal, state, and local governmental organizations. We partner with our clients to educate, equip, and empower their workforces with the skills they need to achieve their goals and expand their impact. Data Society Group publishes CDO Magazine, the preeminent global publication for Data Officers. Our executive boards include industry leaders, engineers, and data scientists from across the world. We are empowering the workforces of the future, from data literacy for all employees to support for data engineers and data scientists to train up on the most complex AI solutions and Machine Learning skills.

About the Role

We're looking for a capable, resourceful Senior UI Developer to be a pivotal individual contributor and a subject matter expert in all things UI and Frontend Development. In this role, you'll leverage your deep expertise in React and JavaScript to build impactful solutions across a variety of initiatives, including:

• Client-Facing Demos & Prototypes: Quickly craft compelling, interactive experiences that showcase our capabilities and secure new partnerships.
• External Client Solutions: Develop robust, scalable applications that directly address our clients' unique data and AI challenges.
• Internal Products & Tools: Build sophisticated platforms and applications that empower our internal teams, streamline operations, and enhance our service delivery.

You'll collaborate closely with a talented cross-functional team, including UX Designers, Fullstack Developers, Data Scientists, and Project Managers, ensuring seamless integration and exceptional user experiences.

Please note: This role will be remote though based out of the DMV area for occasional travel to client sites in DC. This role also requires the ability to pass a United States federal government Public Trust background check and is exclusively open to U.S. Citizens.

Responsibilities

As a Senior UI Engineer, you'll be instrumental in shaping our user experiences and driving technical excellence. Your responsibilities will include:

• Architecting and building scalable frontend systems from the ground up, utilizing modern React patterns and best practices.
• Translating complex UX/UI designs into accessible, high-quality code, ensuring an optimal balance between functionality, aesthetics, and performance, while maintaining WCAG and Section 508 compliance.
• Leading technical discussions and providing expert guidance on frontend architecture, tooling, and development processes.
• Collaborating closely with stakeholders (clients, UX, product, data scientists, backend engineers) to gather requirements, define technical specifications, and deliver elegant solutions.
• Driving continuous improvement by identifying opportunities, recommending new technologies, and advocating for best practices in frontend development.
• Mentoring and elevating the technical capabilities of the team, sharing knowledge and fostering a culture of high-quality code and innovation.
• Ensuring the technical integrity and timely delivery of projects, working within a modern development ecosystem (CI/CD, containerization with Docker, Jira, etc.).
• Adhering to security and quality standards (CMMC, ISO privacy & quality).

• 7+ years of dedicated experience in frontend development, with a strong focus on building complex data-driven applications.
• Expert-level proficiency in React and JavaScript, including a deep understanding of the React ecosystem (hooks, state management, component lifecycles, performance optimization).
• Experience with testing frameworks like Mocha, Jest, or Cypress.
• Experience with component libraries like Material UI or Chakra.
• Solid command of HTML5, CSS3, and modern styling techniques (e.g., CSS-in-JS, SASS/LESS, styled-components).
• Demonstrated experience with responsive design, cross-browser compatibility, and accessibility best practices.
• Expert knowledge of RESTful APIs and integrating frontend applications with backend services. Familiarity with RTK query or react-query is a plus.
• Familiarity with modern build tools (e.g., Webpack, Vite) and version control systems (Git).
• Ability to independently research, learn, and implement new open-source technologies and drive technical innovation.
• Strong understanding of UX/UI principles and the ability to effectively collaborate with design teams.