Senior Full Stack Engineer

Core Technical Skills
TypeScript
Next.js – frontend and full-stack application development
Node.js – backend development and scalable services
PostgreSQL / Supabase
Authentication
Row Level Security (RLS)
Edge Functions
Realtime
Storage
Cron Jobs
Cloudflare
Workers
Pages
R2
Queues
KV
D1
Durable Objects
Cron Triggers
REST APIs
Webhooks
Background Jobs
Docker
GitHub Actions / CI/CD
Automated and integration testing
Production monitoring, logging, and troubleshooting
Application and API security

Required Experience
Experience working on at least 2 SaaS products, preferably production-grade applications.
Solid experience building scalable applications using Next.js, TypeScript, and Node.js.
Hands-on experience designing and implementing multi-tenant SaaS architecture, including tenant isolation and role-based access.
Experience integrating payment gateways and implementing payment workflows.
Experience with subscription billing, recurring payments, plans, upgrades,



cancellations, and payment webhooks.
Experience with API integrations, third-party services, webhooks, and event-driven systems.
Experience implementing notification systems, including email, SMS, push notifications, in-app notifications, and automated alerts.
Experience with queue systems / Q systems, asynchronous processing, message queues, and background jobs.
Experience integrating AI/LLM services and AI-powered features into production applications.
Solid understanding of authentication and authorization, including role-based access control.
Experience with production monitoring and incident management, including debugging live systems, identifying root causes, and implementing fixes.
Experience with database architecture, optimization, and security.
Experience with CI/CD, automated testing, and production deployments.

Preferred Industry Experience

Experience working on products in any of the

📌 Full Stack Engineer Chennai
🏢 Zenith YN
📍 Chennai