GrepJob
Specter

Software Engineer - Full Stack

Specter
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6 months ago
San Francisco, CA, USAMid Level / Senior
H1B Sponsor

Responsibilities

  • Design and implement scalable full-stack web applications that visualize live sensor and video data.
  • Build high-performance APIs and data models in PostgreSQL for low-latency reads and writes.
  • Develop rich, reactive dashboards and control interfaces using React, TypeScript, and TanStack.
  • Integrate real-time updates from WebSockets, Kafka streams, or REST APIs into front-end components.
  • Collaborate cross-functionally to optimize performance across the edge–cloud pipeline.
  • Implement secure authentication, role-based access control, and user management.
  • Own end-to-end feature development from schema design to front-end polish.

Requirements

  • Deep experience with React, TypeScript, and modern web app patterns.
  • Strong backend experience with Node.js or Python, and relational database design in PostgreSQL.
  • Expertise in TanStack for state management and UI responsiveness.
  • Familiarity with WebSockets, GraphQL, or real-time event delivery systems.
  • Experience building and deploying applications in Docker or Kubernetes environments.
  • Solid understanding of data modeling, caching, and API performance optimization.
  • Experience visualizing spatial, temporal, or operational data.