Full-Stack Engineer (React/TypeScript)

Location: Palo Alto, California, United States. Occasional travel may be required.

Salary: $110–$160 per hour. Three-month full-time contract, with possible extension based on project needs and contractor performance.

Company

hirify.global is building a first-mile operations platform for a global food producer, supporting farm and logistics teams with web and mobile applications.

What you will do

• Build web and mobile prototypes for rapid experimentation and user validation.
• Deliver a responsive bilingual English/Spanish web application with authentication, deployment, CI/CD, monitoring, and error tracking.
• Integrate the application with a partner-owned API layer and live GPS feeds from third-party providers.
• Take validated prototypes into production with appropriate error handling, security, testing, and observability.
• Contribute to technology, architecture, stack, and scope decisions with supporting documentation.
• Collaborate with a Project Manager, Product Designer, Lead Engineer, and partner operations and IT teams.

Requirements

• 7+ years of experience building and operating web applications used by real users.
• Strong React and TypeScript skills, with backend experience in Node.js or Python.
• Experience designing relational databases and delivering applications to production.
• Hands-on ownership of deployment, CI/CD, monitoring, authentication, and secrets management.
• Experience building user-facing products using live or near-real-time data and explaining latency, consistency, and cost trade-offs.
• Ability to build rapid prototypes and determine the production requirements for successful concepts.

Nice to have

• Business-level Spanish for collaboration with the partner team.
• React Native and mobile application development experience.
• Geospatial and telemetry experience with tools such as Mapbox, Leaflet, deck.gl, or PostGIS; satellite imagery; or time-series and sensor data pipelines.
• Experience building conversational interfaces with the WhatsApp Business API or similar platforms.

Culture & Benefits

• Three-month, 40-hour-per-week contract with potential extension.
• Work alongside product, design, engineering, operations, and IT specialists.
• Use AI coding tools, including Claude Code, and share learnings about their effective use and limitations.
• Opportunity to influence the technical direction of the platform.