Fullstack Engineer (Ui Focused) - Remote

Confidential

Remote job permanent

Posted: February 23, 2026

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Quick Summary

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

Required Skills

Fullstack Engineering UI Design Node.js Express React React Native PostgreSQL AI Systems Billing Systems Infrastructure Management Customer Management

Job Description

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

Company Details
Periskope is building Superhuman for WhatsApp, helping businesses manage WhatsApp operations at scale across 100+ countries. Profitable, fast-growing SaaS with strong AI focus.
Website: https://periskope.app/

Requirements

• 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

• Current working at a product based organisation

Responsibilities

• 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

Job Details
Remote

Interview Process

• Intro Call

• Technical Round

• System Design Round

• Founder Round

Important Note
ClanX is a recruitment partner, helping Periskope hire a Fullstack Engineer.

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