Hi 👋, I'm Dhaval Shah

Consulting Cloud Native Architect - FinTech. 21+ years making enterprise systems fast, resilient and cost-efficient. ex-Mastercard.

• 🔭 Currently working on Modernizing a 20-year-old platform and its engineering org with AI-augmented software engineering practices

• 🌱 Currently exploring How AI-native engineering can bake architecture, performance engineering, resiliency, and cost-efficiency into building high-throughput / low-latency systems

• 💼 Available for:

  • Fractional CTO role
  • Hands-on architectural consultancy (greenfield & modernization initiatives)
  • AI-augmented software engineering practices
  • Performance Engineering / Optimization (Application, Database, Infrastructure)
  • Architecture Diagnostic Sprints
  • Security audit and remediation

• 📝 I write regularly at dhaval-shah.com

• 💬 Ask me about Distributed Systems Architecture, Performance Engineering (application / DB / infrastructure), Cost optimization, AI augmented software engineering

• 📅 Book a call: Calendly · Topmate

• 📫 Reach me: dhaval@dhaval-shah.com

• 📄 Profile: Consulting Cloud Native Architect

Selected work

• 🔗 se-ai-templates — Reusable AI-augmented prompt templates for ADRs, Performance Engineering, DB Optimization, SRE, FinOps & Cost Optimization
• 🔗 Beyond Throughput with Virtual Threads — JDK vs. Spring Reactor virtual threads, real throughput data
• 🔗 PostgreSQL optimization study — 10M-row payment dataset, EXPLAIN ANALYZE and optimization walkthrough
• 🔗 IRIS cross-cloud file transfer — AWS S3 → Azure Blob, Spring Boot/Project Reactor, Adaptive concurrency
• 🔗 Billion User Trap — the pagination mistake that can take down your database

Blog posts

• Three Azure Cost Leaks - And the Analysis Process That Found Them
• A Black Friday Incident Took 9 Days to Resolve - Here's the Process That Would Have Changed That
• Same JSON Storage Problem, Different Database - What Postgres Does Differently
• Billion User Trap - The Pagination Mistake That Can Take Down Your Database
• The GC Summary Report Wasn't Wrong - It Just Wasn't Complete

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