Insights Archive
A full index of our publications sorted chronologically by year and month.
2026
August
- RAG Is Not a Silver Bullet: 7 Failure Modes We Hit Shipping a Production Retrieval PipelineAI & LLMs9 min read
- Why 'Tell Me About a Time You Failed' Trips Up Senior Engineers (and How to Actually Answer It)Career & Interview7 min read
- Designing a Distributed Rate Limiter: Token Bucket, Sliding Window, and the Redis Trade-off Nobody MentionsSystem Design9 min read
- Kubernetes Pod Autoscaling: HPA, VPA, and KEDA — When Each One Actually HelpsCloud Computing8 min read
July
- DeepSeek-R1 Architecture: How Mixture of Experts (MoE) & Reasoning Fine-Tuning Scale IntelligenceAI & LLMs11 min read
- Transformer Attention Mechanisms: Scaled Dot-Product vs Multi-Query Attention (MQA)AI & LLMs9 min read
- RAG Cache Strategies: Semantic Caching with Redis and Sentence TransformersAI & LLMs8 min read
- Agentic RAG with Router Agents and Dynamic Tool CallingAI & LLMs9 min read
- Direct Preference Optimization (DPO) vs RLHF: Simplifying Alignment for LLMsAI & LLMs9 min read
- Prompt Security: Defending Against Indirect Prompt Injection in Production LLM AppsAI & LLMs8 min read
- XGBoost vs LightGBM: Benchmarking Tabular Data Processing Speed & AccuracyData Engineering8 min read
- MLOps Model Registry Patterns: Tracking Artifacts with MLflow & S3Data Engineering8 min read
- Data Drift Detection in Production ML: Population Stability Index (PSI) & MonitoringData Engineering8 min read
- Building CDC Ingestion with Apache Debezium, Kafka, and StarRocksData Engineering10 min read
- Apache Iceberg vs Delta Lake: Comparing Table Formats for Cloud Data LakesData Engineering10 min read
- Parquet File Format Deep Dive: Row Groups, Dictionary Encoding, and Snappy CompressionData Engineering8 min read
- Real-Time Stream Processing with Apache Flink & Kafka: Event Time vs Processing TimeData Engineering9 min read
- Designing a Real-Time Collaborative Whiteboard canvas with WebSockets & YjsSystem Design10 min read
- CQRS and Event Sourcing: Building Immutable Audit Logs with EventStoreDBSystem Design9 min read
- Designing a Distributed Notification System (Email, SMS, Push) with BullMQ and RedisSystem Design9 min read
- Post-Mortem: How a 2-Line Config Change Brought Down Our Search Cluster for 42 MinutesSystem Design7 min read
- Zero-Downtime Database Migrations: The Expand-Contract Pattern in ProductionSystem Design8 min read
- Zero Trust Cloud Security: Enforcing WireGuard & Tailscale Mesh Networks for MicroservicesCloud Computing9 min read
- Kubernetes Pod Lifecycle & Graceful Shutdown: Handling SIGTERM vs SIGKILLCloud Computing8 min read