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Site-to-Site VPN, Deconstructed An advanced, interview-focused walkthrough of how AWS Site-to-Site VPN actually establishes, secures, and fails over its tunnels — dual-tunnel redundancy design, BGP versus static routing, ECMP throughput scaling through Transit Gateway, and the failure modes that only surface once you're running real production hybrid traffic through it,…
Amazon Transcribe: The Advanced Architecture Playbook A deep, internals-first tour of the speech recognition pipeline, streaming session lifecycle, speaker diarization, custom language modeling, and the failure modes that separate a demo transcript from a production-grade voice analytics platform. Picture a courtroom stenographer who has to type every word spoken, correctly…
Amazon Bedrock: The Advanced Architecture Playbook A deep, internals-first tour of model invocation, retrieval-augmented generation, guardrails, agent orchestration, throughput economics, and the failure modes that separate a prototype from a production-grade generative AI platform. Picture a switchboard operator in an old telephone exchange, capable of connecting any caller to any…
CloudFront, Deconstructed An advanced, interview-focused walkthrough of how CloudFront actually caches, routes, and executes at the edge — the four-event request lifecycle, cache key composition, origin shield, Lambda@Edge versus CloudFront Functions, and the failure modes that only surface once you're running real production traffic through it, not just serving a…
EC2 Auto Scaling, Deconstructed An advanced, interview-focused walkthrough of how EC2 Auto Scaling actually decides, acts, and recovers at production scale — predictive forecasting, warm pools, lifecycle hooks, instance refresh, capacity rebalancing, and the failure modes that only show up when you're running fleets, not instances. 1 · Advanced Core…
Amazon Lex: The Advanced Architecture Playbook A deep, internals-first tour of intent classification, slot filling, dialog management, Lambda code hooks, and the failure modes that separate a scripted chatbot demo from a production-grade conversational AI platform. Picture an experienced customer-service agent who never forgets what a caller already said, never…
Amazon OpenSearch Service: The Advanced Architecture Playbook A deep, internals-first tour of clustering, sharding, the write path, hot-warm-cold economics, security layering, and the failure modes that separate a demo cluster from a production-grade search and analytics platform. Picture a city’s central library where every book is invisible until someone asks…
Secrets Manager, Deconstructed An advanced, interview-focused walkthrough of how AWS Secrets Manager actually versions, rotates, and protects credentials — the four-step rotation Lambda contract, staging label mechanics, envelope encryption internals, and the failure modes that only surface once you're running real production rotation schedules, not just storing a password once.…
AWS WAF, Under the Hood An expert-level walkthrough of how the Web ACL rule evaluation engine actually processes every request — for engineers who already know what a firewall rule is, and want to understand Web ACL Capacity Units, rule priority and labeling, managed rule group internals, and why a…
AWS Wavelength: Compute at the Edge of the Carrier Network How AWS extends the VPC boundary itself into telecom carrier data centers to shave off the last milliseconds of network latency — and the architectural constraints that come with living that close to the radio tower. Imagine a courier who…