Building a Reliable WhatsApp Join Request Queue with Node.js
Explore a robust system for managing WhatsApp group join requests using Node.js, ensuring durable moderation and reliable processing.
Tech blogReact · AI · Architecture76 articles
Tech blog · India
Tech blogs on code, architecture and AI.
Deep dives into React.js, AI and ML integration, MERN stack patterns, and lessons from building production applications at scale in India — written by Deepak Kumar.
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- javascript34 articles
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76 articlesLatest · Sept 2026
Showing 19 articles tagged Node.js. Clear filter
Lead article · Node.js
Securing LLM API Keys with AWS Secrets Manager in Node.js
· 5 min read 0 views
Learn to securely store and rotate LLM API keys using AWS Secrets Manager in Node.js, ensuring protection against leaks and simplifying key management.
Read the articleEffective Use of Delayed Queues in Node.js: A Practical Guide
Learn how to manage reservation holds with delayed queues in Node.js, comparing QStash, SQS, Cloud Tasks, and Redis for optimal performance.
Building High-Performance Web Apps: Lessons from iGaming
Explore the architectural innovations behind HellSpin, a modern iGaming platform, and learn how to apply these strategies to your own projects.
Enhancing Node.js Alerting with Metrics API Polling Strategies
Explore how to use Node.js for effective AI agent failure alerting via metrics API polling and decision making.
TypeScript 6.0: Preparing for the Transition to a New Codebase
Discover key changes in TypeScript 6.0, from type-checking improvements to new import syntax, and why it matters for your codebase.
Using Node.js Abort Controller for Feature Flag Fetches
Implementing Node.js Abort Controller for reliable feature flag fetches in fintech apps, ensuring fallback and evidence collection.
Streamline Node.js Apps with BullMQ for Background Processing
Learn how BullMQ optimizes background job processing in Node.js, enhancing app performance and reliability. Implement scalable solutions today.
Implementing Health Checks in Node.js SaaS: Readiness and Liveness
Explore how to effectively implement readiness and liveness health checks in Node.js SaaS platforms using real-world strategies.
Improving Node.js Password Reset with Localized HTML Templates
Learn how to use stored HTML templates for Node.js password reset emails to improve localization and recovery, while maintaining secure control.
Enhancing Node.js SMS Alerts with Dual Provider Fallback
Optimizing Node.js SMS alert systems by treating providers as interchangeable paths, using 2-path OTP fallback for secure and reliable delivery.
Optimizing LLM Classification in Node.js for Healthtech Applications
Explore structured JSON batch tagging in Node.js for healthtech, focusing on cost visibility and auditability in LLM classification.
About the author
Deepak Kumar
Sr Software Engineer at India Today Group | Aaj Tak
Building scalable web applications and Generative AI systems. Writing about React, Node.js, AI and the engineering lessons from 9+ years of production work.
More about me