Blog
Notes from the field: cloud, AI, leadership, and building startups.
VPC Peering vs Transit Gateway: A Complete Cost Analysis
When to use VPC peering versus Transit Gateway with detailed cost modeling for multi-account AWS architectures.
Database Sharding at Scale: 2 Billion Rows Across 64 Shards with Online Rebalancing
Production strategies for sharding PostgreSQL to handle 2B rows across 64 shards, including shard key selection, online rebalancing, and cross-shard query patterns.
Scaling Your Database Through Growing Pains
A practical guide to navigating database scaling challenges as your startup grows from hundreds to millions of users without costly rewrites
AWS Bedrock Model Routing Strategies: Optimizing Cost and Quality at Scale
How we built an intelligent model routing layer that reduced our LLM inference costs by 62% while maintaining output quality above our SLA thresholds.
The Startup CTO Playbook: Your First 100 Days
A week-by-week guide for new CTOs joining early-stage startups—what to assess, what to fix, what to defer, and how to build credibility while shipping.
Speech-to-Text in Production: Achieving High Accuracy at Scale
Architecture and optimization strategies for production speech-to-text systems with benchmarks on accuracy, latency, and cost across providers and self-hosted models
Cross-Functional Collaboration Between Product and Engineering
How to build a healthy working relationship between product and engineering teams that produces better outcomes without the politics and finger-pointing
GCP Dataflow Stream Processing Patterns: Windowing Strategies and Throughput Benchmarks
Production patterns for Apache Beam on Dataflow with windowing strategies, exactly-once semantics, and throughput benchmarks under varying data volumes.
Multi-Cloud Data Replication Patterns: Consistency Guarantees Across AWS and GCP
Cross-cloud replication architectures that maintain consistency guarantees while minimizing transfer costs and latency penalties.
True Active-Active Architecture Across 3 Regions with Conflict Resolution
Building a true active-active multi-region architecture serving 890M daily requests with CRDTs, vector clocks, and automated conflict resolution achieving 99.999% availability.
Building a Real-Time Analytics Pipeline with AWS Kinesis: From Ingestion to Dashboard
How we built a real-time analytics pipeline processing 2.4 million events per minute using Kinesis Data Streams, Firehose, and Lambda with sub-second latency.
GCP Cloud Build CI/CD Pipeline Optimization
Optimizing Google Cloud Build pipelines for faster builds, reduced costs, and reliable deployments with caching, parallelism, and artifact management
Engineering OKRs That Drive Outcomes, Not Just Output
Most engineering OKRs measure activity instead of impact. Here is how to write OKRs that connect engineering work to business results—with real examples and anti-patterns.
GCP Cloud Armor DDoS Protection: Adaptive Protection and Real Attack Mitigation
Implementing Cloud Armor for DDoS protection with adaptive protection, custom WAF rules, and real-world attack mitigation data from production incidents.
Platform vs Product: The Startup Decision Framework
When to build a focused product versus when to invest in platform capabilities and how this decision shapes your engineering strategy and market position
AWS Data Transfer Cost Optimization: How We Reduced $180K Annual Spend
Comprehensive guide to identifying and reducing AWS data transfer costs through architecture changes, endpoint strategies, and traffic engineering.
Detecting LLM Hallucinations: Methods That Actually Work
Six hallucination detection methods benchmarked on 2,000 labeled outputs. Practical NLI, self-consistency, and grounding techniques to catch and prevent LLM hallucinations in production.
Circuit Breaker and Bulkhead Patterns: Preventing Cascade Failures in Microservices
Production implementation of circuit breaker and bulkhead patterns that prevented 23 potential cascade failures in 12 months across a 180-service architecture.
Engineering Team Offsite Planning Guide
How to plan and run an engineering team offsite that strengthens relationships, aligns on strategy, and justifies its cost through lasting team impact
AWS Inspector Vulnerability Scanning at Scale
Deploying AWS Inspector across multi-account environments for continuous vulnerability scanning of EC2 instances, container images, and Lambda functions
AWS WAF Rate Limiting in Production: Protecting APIs Without Blocking Legitimate Traffic
How we configured AWS WAF rate-based rules to stop credential stuffing and API abuse while maintaining 99.99% availability for real users.
GCP Cloud SQL High Availability: Failover Behavior, RTO/RPO, and Production Lessons
Deep analysis of Cloud SQL high availability failover mechanics with measured RTO/RPO data, connection handling, and production incident lessons.
A Quantitative Framework for Build-vs-Buy Decisions
Stop arguing with opinions—use this data-driven framework to make build-vs-buy decisions that account for true total cost, opportunity cost, and strategic value.
Managing Technical Advisors Effectively
How to find, structure, and extract maximum value from technical advisors without wasting their time or your equity
Building AI-Powered Search Autocomplete at Scale
Architecture and implementation of intelligent search autocomplete using embedding models, behavioral signals, and real-time ranking for sub-50ms suggestions
Service Discovery at Scale: HashiCorp Consul vs AWS Cloud Map in Production
A head-to-head comparison of Consul and AWS Cloud Map for service discovery at 2,000+ services, covering performance, operational overhead, and multi-cloud considerations.
AWS Graviton3 Cost-Performance Analysis: 40% Savings Across 12 Workload Types
Price-performance comparison of Graviton3 vs x86 instances across web APIs, batch processing, ML inference, and databases with migration benchmarks.
Reducing Meetings for Engineering Teams
A systematic approach to cutting unnecessary meetings while preserving the coordination and connection your engineering team actually needs
Zero-Downtime Kubernetes Rolling Updates: Pod Disruption Budgets and Graceful Termination
Achieving true zero-downtime deployments in Kubernetes with properly configured PDBs, preStop hooks, readiness gates, and graceful shutdown patterns.
GCP Vertex AI Model Serving Benchmarks: Endpoint Performance Under Production Traffic
Benchmarking Vertex AI model endpoints across different hardware configurations, traffic patterns, and model sizes with real production latency data.
