# TAG: Backend Development

**Active Filter:** TAG IDENTIFIER(backend-development)

Explore the comprehensive technical solutions and consultancy services spanning low-level system architecture, high-performance web and API development, AI-native applications, and cross-platform desktop and mobile tooling.

**Associated Services:** 2

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## Services Tagged with #Backend Development

01. **Custom Identity Solutions: Bespoke OAuth2 and OpenID Connect Server Development**
   Take full control of your user identity and authorization. I build custom, RFC-compliant OAuth2 and OpenID Connect servers from the ground up for secure, scalable, and sovereign authentication across your entire software ecosystem.
   [View Full Specifications](/llms/services/q7ne39xpd4iz1effmuu18xzs/custom-identity-solutions-bespoke-oauth2-and-open-id-connect-server-development.md)

02. **Seamless Integration of WhatsApp and Telegram Notifications into Your Backend**
   Enhance user engagement and deliver critical alerts instantly. I provide expert integration of WhatsApp and Telegram notification pipelines directly into your Node.js or Golang backend.
   [View Full Specifications](/llms/services/y1qp1k4telt77y6hkay755a6/seamless-integration-of-whats-app-and-telegram-notifications-into-your-backend.md)

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*This document was generated from the live services tag page on https://ndianabasi.com/services/tag/backend-development • 2026-06-07*