rishab dugar/backend & api systems

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Backend & API Systems

Scalable infrastructure that powers your products

I architect and build the backend systems that power your applications—APIs, databases, authentication, payments, and everything in between. Production-ready code that scales with your business.

What I Can Build

api

RESTful & GraphQL APIs

Well-documented, versioned APIs that your frontend and mobile teams will love working with.

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Authentication Systems

Secure auth flows including OAuth, SSO, MFA, and role-based access control.

payments

Payment Integration

Stripe, PayPal, crypto—handle transactions, subscriptions, and payouts securely.

storage

Database Architecture

Schema design, migrations, optimization, and scaling strategies for your data layer.

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Real-time Systems

WebSocket connections, live updates, and event-driven architectures for real-time features.

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Third-party Integrations

Connect your system to any external API—CRMs, payment processors, shipping, analytics.

Need a backend that just works?

Let's build the infrastructure your product deserves.

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Real Examples

Real Estate Investment Platform

Problem

Manual tracking of investor portfolios and property data across spreadsheets was causing errors and limiting growth.

Solution

Built a full-stack platform with role-based dashboards, automated portfolio tracking, and real-time reporting.

Outcome

Centralized operations, reduced admin overhead by 60%, and enabled 3x growth in managed properties.

Payment Infrastructure

Problem

The application needed reliable payment processing with webhook handling and transaction state management.

Solution

Implemented secure payment flows with Stripe, transaction tracking, webhook processing, and automated reconciliation.

Outcome

99.99% payment success rate with full audit trail and automated dispute handling.

Multi-tenant SaaS Backend

Problem

Startup needed a backend that could serve multiple enterprise clients with data isolation and custom configurations.

Solution

Architected a multi-tenant system with tenant isolation, configurable workflows, and usage-based billing.

Outcome

Launched with 5 enterprise clients, scaled to 50+ without infrastructure changes.

Why Choose Me

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Production-Ready

Code that's built for real traffic, with proper error handling, logging, and monitoring.

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Scales With You

Architecture designed to handle 10x growth without rewrites.

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Developer-Friendly

Clean code, clear documentation, and APIs your team can build on.

security

Secure by Default

Security best practices baked in from day one, not bolted on later.

Tech Stack

Node.jsExpressPostgreSQLMongoDBRedisDockerAWSPrismaTypeScriptGraphQL

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