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Advanced Backend Communication
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Message Queues and PubSubs
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Proxies, Load Balancers
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Redis Deep Dive
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Kafka Deep Dive
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Common Design Patterns in JS
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Advanced DB Concepts (Indexing, Normalization)
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Rate Limiting
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Captchas and DDoS Protection
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Sharding, Replication, Resiliency
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Horizontal and Vertical Scaling
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Polling and Websockets
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gRPC
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Capacity Estimation
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Load Balancers
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CAP Theorem
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Testing Node.js Apps in 2023
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Real-Time Communication, Basics of WebRTC
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Container Orchestration, Docker Swarm
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Kubernetes
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CI/CD
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Monitoring Systems Basics to Advance
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Prometheus, Grafana
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Newrelic as a Paid Service
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Serverless Deep Dive
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AWS Constructs (EC2, S3, CDNs, LB, EKS)
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Zerodha End to End
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Zapier End to End
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Real World Open-Source Projects