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Y Combinator · 1 month ago

Frontend Leaning Full Stack Engineer

San Francisco Bay Area

Full-time

Onsite

Mid Level

$185K/yr - $300K/yr

Y Combinator is a startup accelerator committed to helping founders build successful companies. The Frontend Leaning Full Stack Engineer will work on critical user-facing tools that enhance the experience of founders and investors, focusing on frontend development and improving internal software.

Artificial Intelligence (AI)Augmented RealityFinanceFinancial ServicesRoboticsVenture Capital

Comp. & Benefits

H1B Sponsored

Responsibilities

Build and improve the internal tools that keep YC running at scale — from productivity software for Group Partners who support thousands of companies, to systems that help finance and legal teams process high-volume operational workflows

Shape UX and UI that founders interact with every single day

Help founder and investors connect with one another, and further the support of YC raising billions of dollars in seed funding

Qualification

ReactFrontend DevelopmentRailsPostgresAPI DevelopmentUI/UX DesignTeam Collaboration

Required

Experience with frontend technologies, particularly React

Ability to create fast, intuitive interfaces

Experience in crafting user experiences (UX) and user interfaces (UI)

Experience with backend technologies, including creating API endpoints, server-side controllers, and database schemas/migrations

Willingness to work in-person at YC's campus in Dogpatch, San Francisco

Must live in the SF Bay Area or be willing to relocate

Benefits

Medical, vision, and dental plans

Infertility benefit

STD/LTD

Life insurance

Commuter benefits

Flexible spending account

Health savings account

401(k) + 4% matching

Generous parental leave

Paid holidays

Flexible paid time off policy

Company

Y Combinator

Y Combinator is a startup accelerator that invests in a wide range of startups.

Founded in 2005

Mountain View, California, USA

51-200 employees

http://www.ycombinator.com

H1B Sponsorship

Y Combinator has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (1)

2024 (1)

2022 (2)

2021 (1)