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Staff React Node Engineer

PY DATA, INC.Sunnyvale, CA🇺🇸United StatesPosted 24 Aug 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
Sunnyvale, CA, United States
Posted
2 days ago
MicroservicesNode.jsGraphQLReactTypeScript

Job Description

Staff Engineer

Onsite - Sunnyvale, CA

Perm | Direct Hire

Needs:

  • REACT
  • Nodejs
  • GraphQL
  • STAFF LEVEL Resource

Position Summary

As a Staff Software Engineer, you will lead the design and development of our next-generation web applications. You will work on massive-scale systems that power Walmart s e-commerce and retail platforms. You will collaborate with product, data science, and design teams to build high-performance tools and services used by millions of people.

Key Responsibilities

  • Architect Systems: Design and build scalable full-stack web applications using React, Node.js, and GraphQL.
  • Lead Strategy: Set the technical direction for front-end architecture, API design, and data orchestration layers.
  • Optimize Performance: Ensure applications are highly responsive, accessible, and optimized for maximum speed and scalability.
  • Mentor Engineers: Guide and coach mid-level and senior engineers through code reviews, design docs, and technical pairing.
  • Drive Collaboration: Partner with product managers and UX designers to turn complex business requirements into clean, functional code.

Technical Skills & Qualifications

  • Frontend Mastery: Deep expertise in React, TypeScript, state management, and modern bundlers.
  • Backend Expertise: Strong background building scalable services and microservices using Node.js.
  • API Design: Proven success designing and implementing high-throughput GraphQL APIs, schemas, and resolvers.
  • Data Integration: Comfort working with relational and non-relational databases, caching layers, and event-driven data streams.

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