SDE III - Growth

About the role

As JustCall expands how it serves customers - from individual sales reps to small teams to mid-market organisations running AI-powered call workflows - you'll play a central role in building the growth engine that scales with them. We're looking for a Senior Full-Stack Growth Engineer who is excited to build those journeys end-to-end.

What you'll do

• Be the first engineer dedicated to owning those critical paths: onboarding, activation flows, monetisation infrastructure
• Play a central role in building the growth engine that scales with them
• Work at the intersection of engineering, product, and data to create fast, reliable growth systems that turn first-time users into activated users
• Architect backend services: Design and scale production-grade services using Node.js, NestJS, and TypeScript, with clean service boundaries, robust API contracts
• Build reliable data systems: Design MongoDB schemas, indexing strategies, and efficient query patterns; optimise latency, concurrency

What you need

• 5–9 yrs of experience
• TypeScript
• Node.js
• REST APIs
• JavaScript
• MongoDB
• React
• Any graduate

Good to have

• GCP
• NestJS
• Next.js
• Instrumentation
• Data modelling
• HTML