Senior Software Engineer, Frontend Developer Experience - Slack

Slack•Atlanta, GA

About The Position

The Frontend Developer Experience team empowers developers to write, build, test, and deploy code seamlessly across mobile, desktop, and multiple operating systems while solving unique scaling challenges. That means improving reliability, speeding up feedback loops, reducing cognitive load, and actively listening to developer pains to prioritize the work that matters most. We’re shaping a development environment where engineers stay in flow with fast builds, minimal friction, and tooling that feels intuitive rather than intrusive. As part of the DevXP Pillar, we focus on enhancing developers' experiences and productivity through tooling, processes, and support. As part of this team you will be making the development inner loop faster of hundreds of developers by making the FE toolchain efficient and reliable. Slack is your Digital HQ – a place where work flows between your people, systems, partners, and customers. From Fortune 100 companies to corner markets, millions of people around the world use Slack to connect their teams, unify their systems, and drive their business forward. Slack breaks down communication silos inside and beyond your organization by bringing teams and tools together around common goals, projects and processes in channels and in Slack Connect. It removes the limits of physical walls, giving people the flexibility to do their best work where, when and how they prefer with features like huddles and clips. And it empowers everyone to automate common tasks with apps and workflows. In this digital-first era, Slack’s mission is to make people’s work lives simpler, more pleasant, and more productive.

Requirements

5+ years experience writing JavaScript or TypeScript
4+ years experience with modern frontend toolchains and build tools (i.e. Webpack, Rspack)
4+ year experience building and debugging complex systems in a team environment
3+ year experience with CI/CD tools
2+ years experience with tsc and/or tsgo
Bachelor's degree in Computer Science, Engineering or a related field, or equivalent training, fellowship, or work experience
Strong communication skills, a positive attitude, and empathy
Self-motivation and the ability to take initiative independently, learn quickly, and meet deadlines.

Nice To Haves

Experience with yarn workspaces
Experience with Typescript Project References
Experience with CSS tooling (less, Sass, PostCSS, Lightning CSS)
Experience with frontend linters like ESLint, Oxlint, Biome
Experience investigating and improving JavaScript performance
Experience with PHP or Hack
Experience (or interest) in the Rust programming language
Experience with React, Redux

Responsibilities

You’ll speed up our frontend development cycle by making Slack’s frontend build faster and more performant
You’ll brainstorm novel solutions to big, challenging problems to make engineer’s lives simpler and more productive
You’ll collaborate with your team and others to bring these solutions to life
You’ll trace, measure and improve the performance characteristics of our internal systems
You’ll improve engineering standards, tooling, and processes
You’ll learn about new frontend tooling and discuss potential solutions to problems
You’ll mentor other engineers and deeply review code