#backend-engineering ยท Faiz Ahmed FarooquiPosts tagged backend-engineering.https://faizahmed.in/AI Agents Are Running Real Attacks: Which of Your Controls Break Firsthttps://faizahmed.in/ai-agent-attacks-which-controls-break/https://faizahmed.in/ai-agent-attacks-which-controls-break/Fri, 21 Aug 2026 12:30:00 GMTaisecurityai-agentsthreat-modelingbackend-engineeringYour Background Jobs Are Not Failing. They Are Lying.https://faizahmed.in/why-your-background-jobs-are-lying/https://faizahmed.in/why-your-background-jobs-are-lying/Thu, 16 Apr 2026 11:17:39 GMTbackground-jobsdistributed-systemssystem-designbackend-engineeringqueue-systemsnestjsnodejsidempotencyreliability-engineeringasync-processingScaling the Boring Stuff: Sending 10 Million Notifications with a Simple Node.js Job Workerhttps://faizahmed.in/scaling-the-boring-stuff-sending-10-million-notifications-with-a-simple-nodejs-job-worker/https://faizahmed.in/scaling-the-boring-stuff-sending-10-million-notifications-with-a-simple-nodejs-job-worker/Wed, 04 Feb 2026 13:30:28 GMTnodejssystem-designscalabilitybackend-engineeringdistributed-systemsSecrets Sprawl in Node.js Projects: Detection, Prevention & Secure Deployment (2025)https://faizahmed.in/secrets-sprawl-in-nodejs-projects-detection-prevention-and-secure-deployment-2025/https://faizahmed.in/secrets-sprawl-in-nodejs-projects-detection-prevention-and-secure-deployment-2025/Tue, 05 Aug 2025 08:07:20 GMTnodejssecrets-managementgitguardiandevsecopsci-cdbackend-engineeringcloud-securitysoftware-engineeringsecurityMaster Docker in Real Projects: Compose + CI/CD + Best Practiceshttps://faizahmed.in/master-docker-compose-cicd/https://faizahmed.in/master-docker-compose-cicd/Wed, 23 Jul 2025 08:52:37 GMTpostgresqlsoftware-engineeringdockernodejsweb-developmentdevopscontainersci-cdphpmyadmindocker-composegithub-actions-1backend-engineeringAPI Observability: Logs, Traces, Metrics with OpenTelemetryhttps://faizahmed.in/api-observability-logs-traces-metrics-with-opentelemetry/https://faizahmed.in/api-observability-logs-traces-metrics-with-opentelemetry/Tue, 15 Jul 2025 11:30:42 GMTnodejsopentelemetryobservabilityapisbackend-engineeringmicroservicesdevopsjaegerprometheusgrafanasoftware-engineeringdistributed-systemsmonitoringloggingtracingPackaging Node.js Libraries the Right Way: ESM, CommonJS, and Bundlers in 2025https://faizahmed.in/packaging-nodejs-libraries-in-2025/https://faizahmed.in/packaging-nodejs-libraries-in-2025/Wed, 09 Jul 2025 11:30:22 GMTnodejsnpmjavascriptesmcommonjstypescriptrolluptsupopensourcedevtoolsbackend-engineeringweb-developmentHow to Prevent Replay Attacks with JWTs: JWS vs JWE and Fingerprint Validation in Node.jshttps://faizahmed.in/how-to-prevent-replay-attacks-with-jwts-jws-vs-jwe-and-fingerprint-validation-in-nodejs/https://faizahmed.in/how-to-prevent-replay-attacks-with-jwts-jws-vs-jwe-and-fingerprint-validation-in-nodejs/Fri, 06 Jun 2025 13:27:47 GMTnodejsjwtsecurityauthenticationbackendbackend-engineeringwebsecurityreplay-attackdevtipsexpressMemory Leaks and Garbage Collection in Node.js: What Developers Get Wrong (And How to Fix It)https://faizahmed.in/memory-leaks-and-garbage-collection-in-nodejs/https://faizahmed.in/memory-leaks-and-garbage-collection-in-nodejs/Wed, 21 May 2025 13:27:32 GMTnodejsjavascriptmemory-managementgarbagecollectionweb-developmentbackend-engineeringperformance-optimizationdebuggingv8-enginedevtipsStop Using JSON.parse on Huge Payloads: Streaming JSON in Node.jshttps://faizahmed.in/streaming-huge-json-in-nodejs/https://faizahmed.in/streaming-huge-json-in-nodejs/Wed, 07 May 2025 10:30:41 GMTnodejsjavascriptweb-performancebackend-engineeringstreamingmemory-managementjsonscalabilitysoftware-engineeringdevtipsOffset vs Cursor vs Keyset Pagination: Best Practices for Scalable APIshttps://faizahmed.in/offset-vs-cursor-vs-keyset-pagination/https://faizahmed.in/offset-vs-cursor-vs-keyset-pagination/Thu, 01 May 2025 07:47:13 GMTbackend-engineeringapi-designpaginationnodejsweb-developmentscalabilitysoftware-architecture