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EngineeringChowdhury Duo Architecture

SaaS & Custom Business Solutions

Scalable SaaS product engineering, multi-tenant systems, subscription billing, analytics dashboards, and local AI toolchains.

verifiedExecutive Summary / Direct Answer

We build scalable SaaS products equipped with secure authentication, multi-tenant databases, recurring payment integration, and administrative controls.

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architectureDetailed Overview

From MVP to scalable software products, we architect end-to-end SaaS platforms. We handle multi-tenancy, authentication, subscription lifecycle management, user portals, administrative suites, algorithmic automation tools, and private on-premise AI deployments using Ollama/Qwen.

checklistWhat's Included in this Service

✓SaaS product engineering from architecture to production
✓Multi-tenant architecture and secure data isolation
✓Subscription billing and tier management (Razorpay / Stripe)
✓Comprehensive Admin panels and customer portals
✓Interactive analytics dashboards and metric reporting
✓Algorithmic & AI-driven tooling
✓Private local AI integrations with Ollama & Qwen
✓Trading automation systems and paper trading engines

lightbulbTypical Real-World Use Cases

1B2B SaaS subscription platforms
2Internal enterprise dashboards and analytics tooling
3Automated algorithmic trading and backtesting engines
4Private local AI assistants with zero data leakage

quizFrequently Asked Questions

We integrate Razorpay and Stripe with webhook verification, automated invoice generation, and tier access control.

Technologies Used

Next.jsTypeScriptPythonPostgreSQLRazorpayStripeDockerOllamaRedis

Other Services

Business Automation & Workflow Optimization

End-to-end automation pipelines including cold email sequences, CRM synchronization, AI call/chat agents, and invoice processing.

Full-Stack & Web Application Development

High-performance modern web apps built with Next.js, React, TypeScript, Node.js, Python, and scalable SQL/NoSQL databases.

API Integration & Database Architecture

High-throughput REST/GraphQL APIs, payment gateway setups, database schema design, query tuning, and automated backup strategies.

Have Questions?

Contact Sampad directly to discuss scope, milestones, and deliverables.

mailEMAIL DIRECTLY