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.
- Strong 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 following areas is highly preferred:
- Retail Technology
- FinTech
- Hospitality Technology
- Construction Technology
- ERP Systems
- CRM Systems
- Business Management Platforms
- Workflow Automation
- AI-powered SaaS

Ideal Candidate

We are looking for a senior engineer who can take ownership of the complete product lifecycle — from architecture and development to deployment, monitoring, security, integrations, and production support.

The ideal candidate should be comfortable working independently and building secure, scalable, multi-tenant SaaS products from the ground up.

Experience with complex business applications, ERP platforms, payment systems, AI integrations, and high-volume production environments will be a strong advantage.

📌 Full Stack Engineer (Chennai)
🏢 Zenith YN
📍 Chennai