Platform Developer Jobs in Seattle, WA

As a Senior Software Engineer for a team in the Platform Engineering organization, you'll shape how Redfin's frontend engineers build, test, and ship software. This specific team owns the frontend platform infrastructure that powers ~30 React applications — the build tooling, testing frameworks, CI/CD pipelines, and developer experience integrations that let teams focus on delivering customer value instead of fighting their tools. You won't just be writing code; you'll be multiplying the productivity of the entire frontend engineering organization.

This role leads the integration of generative AI into our platform tooling, creating intelligent systems to eliminate toil and automate repetitive tasks. Join us if you're energized by high-leverage problems that directly improve the daily experience and confidence of hundreds of engineers.

About the Role

• Drive significant improvements to and ensure the reliability of core frontend infrastructure: build tooling, testing, and CI/CD pipelines.

• Design and build generative AI tooling to accelerate frontend code creation, testing, and deployment.

• Support engineering productivity by reducing toil, eliminating friction, and establishing scalable best practices across multiple frontend teams.

• Research and champion forward-thinking solutions for frontend developer experience, leveraging or introducing new technologies as needed.

• Support the implementation roadmap for core platform infrastructure, working with stakeholders to resolve technical debt and propose scalable solutions.

About You

• You have 5+ years of experience in frontend or full-stack development, specializing in developer tooling, platform engineering, or infrastructure, with deep expertise in JavaScript/TypeScript and React.

• You are familiar with leveraging and optimizing testing frameworks including: Jest, Vitest, Playwright, visual regression testing) and familiarity with building/maintaining scalable CI/CD pipelines using GitHub Actions or similar.

• You have experience integrating Rust-based tools into existing JS frameworks.

• You have implemented team-wide AI tools to speed up development, debug processes, and improve scalability for front end development.

• You are familiar with containerized workflows (Docker), observability/monitoring tools (Datadog or similar), and AI code generation tools (e.g., Claude Code). (all FE dev happens in container)

• You have a proven ability to navigate ambiguity, communicate clearly with diverse stakeholders, drive technical consensus across teams, and manage priorities within large, complex codebases.

What you’ll get

Our team members fuel our strategy, innovation and growth, so we ensure the health and well-being of not just you, but your family, too! We go above and beyond to give you the support you need on an individual level and offer all sorts of ways to help you live your best life. We are proud to offer eligible team members perks and health benefits that will help you have peace of mind. Simply put: We’ve got your back. Check out our full list of Benefits and Perks.

On-Call Expectations
This role may include participation in an on-call rotation to support production systems and ensure service reliability. On-call responsibilities may include coverage during nights and weekends. If applicable, frequency and scheduling will be determined by team needs and communicated accordingly.

About us

Redfin is revolutionizing the $75 billion real estate industry. We use data, beautiful software, and innovative design to put customers first at every step in the home-buying and selling process. Get ready to dive headfirst into our award-winning website and mobile apps, solving complex business problems in a highly visible, customer-centric way. If you value doing great work in a collaborative environment, join our team!

This job description is an outline of the primary responsibilities of this position and may be modified at the discretion of the company at any time. Decisions related to employment are not based on race, color, religion, national origin, sex, physical or mental disability, sexual orientation, gender identity or expression, age, military or veteran status or any other characteristic protected by state or federal law. The company provides reasonable accommodations to qualified individuals with disabilities in accordance with applicable state and federal laws. Applicants requiring reasonable accommodations in completing the application and/or participating in the application process should contact a member of the Human Resources team, at Careers@Rocket.com.

The compensation information below is provided in compliance with all applicable job posting disclosure requirements. The compensation for this position is $166,900.00-$203,900.00. The position may also be eligible for an annual bonus, incentives, and other employment-related benefits including, but not limited to, medical, dental, and vision benefits, 401K retirement plan, and paid-time off. More information regarding these benefits and others can be found here. The information regarding compensation and other benefits included in this paragraph is the company’s current, good faith estimate at the time of posting. [Compensation and benefits are subject to modification from time to time as the Company, in its sole and exclusive discretion, deems appropriate.] The Company may determine during its future reviews of the proposed compensation and benefits provided for this position, that the compensation and benefits for such position should be reduced. In no event will the Company reduce the compensation for the position to a level below the applicable jurisdictional minimum wage rate for the position. Los Angeles County and San Francisco Candidates only: qualified applicants with arrest or conviction records will be considered for employment per the Fair Chance Ordinance and the Fair Chance Initiative for Hiring.