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BeePostive
System Internals
System design scenarios and deep-dive internals notes.
System Design
System Design
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Highly Reliable Service
02
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Unified Observability Platform
03
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High-Volume Telemetry Ingestion Pipeline
04
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Distributed Log Search Engine
05
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Distributed Tracing System
06
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Logs-to-Metrics Real-Time Alerting
07
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Multi-Datacenter Routing & Failover
08
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Scaling from 10× to 100×
09
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Capacity Forecasting System
10
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Petabyte-Scale Data Pipeline
11
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Zero Data Loss During a Network Partition
12
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Testability in Distributed Microservices
13
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Zero-Downtime Deployment & Rollback
14
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Consensus: Raft & Paxos
System Design Interview · Foundations
01
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Rate Limiter
02
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Consistent Hashing & Key-Value Store
03
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Unique ID Generator
04
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URL Shortener
05
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Web Crawler
System Design Interview · Counting & Analytics
01
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Count Unique Active Users
02
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Trending Topics / Top-K
03
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Ad Click / Impression Counter
04
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Metrics / Time-Series Store
05
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Logging / Analytics Pipeline
System Design Interview · Feeds, Messaging & Social
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Notification System
02
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News Feed System
03
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Chat System
04
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Social Graph
05
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Live Comments / Presence
System Design Interview · Search, Geo & Logistics
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Search Autocomplete
02
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Proximity Service (Nearby Places)
03
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Ride Matching (Dispatch)
04
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Package / Delivery Tracking
System Design Interview · Media & Collaboration
01
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Video Platform (YouTube)
02
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Cloud Storage (Google Drive)
03
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Collaborative Editing (Docs)
System Design Interview · Coordination, Money & Markets
01
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Distributed Lock / Leader Election
02
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Idempotency / Exactly-Once
03
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Payment / Wallet System
04
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Ad Auction / Real-Time Bidding
05
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Ticket Booking (Inventory)
System Design Interview · Patterns
01
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Common Patterns
Reference
System Internals Guides
01
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Apache Cassandra
02
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OpenObserve
03
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MinIO
04
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Redis
05
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Apache Kafka
06
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Apache Flink
07
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ZooKeeper
08
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NGINX
09
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Elasticsearch
10
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Apache Lucene