Sr UI Software Engineer

About this role

WHO WE ARE

At Basis, we empower agencies and brands with cutting-edge software that automates digital media operations. Our all-in-one platform supports seamless planning, reporting, and financial reconciliation across direct, programmatic, search, and social media.

We’re not just building advanced technology; we’re also building a culture where passionate, motivated individuals come together to drive meaningful change. Our commitment to inclusivity and growth ensures our employees thrive both professionally and personally.

With our headquarters in Chicago, we offer flexible work options across the U.S. and Canada, including remote, hybrid, or on-site at headquarters.

### WHAT YOU BRING TO THE TABLE

• Thoughtful approach to collaboration, design, and decision-making that prioritizes equity, access, and continuous learning.

• Commitment to creating inclusive, respectful environments where all voices are valued and supported.

• Strong product and design intuition.

• Min of 8 years of professional software experience.

• A solid understanding of the JavaScript language and React.js library, as well as the patterns common in UI development—such as state management, routing, web accessibility, form validation, and unit testing.

• Familiarity and expertise with design systems, reusable components, and modern front-end tooling (NPM, Webpack/Vite, micro-frontends). Deep experience creating fast, predictable, and responsive interfaces.

• Fluency with AI coding tools (Claude Code, Cursor, Codex, etc.) as a core part of the development workflow — for code generation, debugging, exploration of unfamiliar codebases, and documentation — paired with strong judgment for evaluating, refining, and taking full ownership of AI-generated output.

• An ability to diagnose and fix performance bottlenecks in your code.

### OUR STACK

• JavaScript, React.js, TypeScript, Node.js

• Ruby on Rails, Ruby, Java

• AWS, Docker

• PostgreSQL, Redis

• RabbitMQ, Sidekiq

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