Weekday (YC W21)

Software Development Engineer IV – Full Stack

Weekday (YC W21)

full-time

Posted on:

Location Type: Remote

Location: India

Visit company website

Explore more

✨ AI Apply
Apply

Job Level

SeniorLead

Tech Stack

JavaScriptReactTypeScript

About the role

  • Own and lead frontend architecture, ensuring scalable, modular, and maintainable systems for complex workflows
  • Build high-quality, user-facing features using React, TypeScript, and modern CSS with a strong focus on UX and performance
  • Establish clear architectural patterns that enable long-term extensibility and ease of development
  • Design, implement, and integrate APIs that power frontend functionality with clean and reliable contracts
  • Ensure an excellent developer experience through clean, reusable, and well-documented code
  • Collaborate closely with product managers, designers, and engineers to align technical solutions with product vision
  • Rapidly prototype, iterate, and refine features in response to evolving requirements
  • Mentor team members and elevate engineering standards through thoughtful technical leadership

Requirements

  • 7+ years of professional engineering experience with deep expertise in frontend development for large-scale applications
  • Strong hands-on experience architecting complex frontend systems with a focus on performance and maintainability
  • Advanced proficiency in React, TypeScript, JavaScript, and component-driven development
  • Solid understanding of backend systems, including API design and service integration
  • Strong commitment to code quality, testing, documentation, and best engineering practices
  • Excellent communication skills and ability to collaborate effectively across cross-functional teams
  • A strong product mindset with the ability to think from the user’s perspective
  • Comfort working in fast-moving, ambiguous environments where iteration and ownership are key
  • Experience with SaaS platforms, AI-driven products, or large-scale systems is a plus
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
frontend architectureReactTypeScriptJavaScriptAPI designcomponent-driven developmentperformance optimizationcode qualitytestingdocumentation
Soft Skills
communicationcollaborationmentorshipproduct mindsetadaptabilityleadershipproblem-solvinguser-centric thinkingteamworkiteration