Senior Fullstack Engineer (ReactJS/NodeJS) - Remote

Overview

Senior Fullstack Engineer to own, build, and scale core Periskope products across web, mobile, AI, and infrastructure with end-to-end responsibility.

In Short

• 3–5 years of fullstack engineering experience
• Strong ownership mindset with ability to work without PMs
• Experience with NextJS, Node.js, Express
• Strong knowledge of Postgres (Supabase preferred)
• Experience with React Native
• Hands-on experience with AI systems and agents
• Familiarity with Claude Code, Gemini, and GCP
• Experience building and scaling production systems

Requirements

• Own end-to-end delivery of complex product modules
• Build and deploy AI agents on WhatsApp with tool calling and knowledge bases
• Design and implement usage-based billing with Chargebee
• Refactor and optimize NextJS web and desktop applications
• Launch and scale mobile applications using React Native
• Manage and scale infrastructure on GCP
• Interface directly with customers for bugs and feature feedback
• Mentor and guide junior engineers

Benefits

• Remote work flexibility
• Opportunity to work on innovative AI projects
• Collaborative work environment
• Competitive salary and benefits
• Professional growth opportunities