System design + AI architecture

Build AI systems you can explain, defend, and trust.

Work through practical system design and AI decisions with Rohit Bhardwaj. Join a free live session, prepare for your next interview, or bring a stronger question to your architecture review.

Free online session · Nov 14 Explore the free practice guides

Saturday · 9 a.m. Eastern · Live on ZoomBring your questions. Interview tips, worked examples, and Q&A.

Separate Interview Practice Guides and System Design & Architecture Review Prep Packs. Read freely; sign in to download the PDFs.

With Rohit BhardwajEnterprise AI architect · O’Reilly instructor · AuthorMeet your host

Architectural judgment connects goals and constraints, options and trade-offs, and failure and evidence.

Your next live conversation · Free on Zoom

Bring your next design question.

Work through a system design decision with Rohit and the Circle. Bring a question from your interview practice or architecture work.

Saturday, November 14, 2026 · 9 a.m. Eastern

Reserve your free place

1–2 hours with Q&A. No book purchase required.

Watch a past session ↗Before an AI Agent Acts · 55:52

From a reader of the book

Questions for your next design discussion.

What are you working toward?

Use one lesson in two ways: rehearse an interview answer or prepare for a real architecture review.

For your next interview

Think clearly under pressure.

Turn an unfamiliar question into a design discussion. Practice framing requirements, comparing alternatives, and explaining your trade-offs.

Build your interview approach →

Your practice assetInterview Practice Guide Worked answer · Timed exercise · Fillable worksheet

For the systems you build

Bring judgment to the design.

Work through AI agents, reliability, recovery, evaluation, and cost. Connect an emerging capability to the decisions your team actually faces.

Explore practical architecture →

Your separate review assetSystem Design & Architecture Review Prep Pack Decision criteria · Evidence checks · Reusable worksheets

Read articles freely. All PDF downloads require a free account. Newsletter updates are optional.

Watch · Learn · Put it to work

A lesson for your next decision.

Browse all 7 recordings →

30:30

Demonstrate · Evidence

What did your tests prove?

Connect evaluation results to permissions, legitimate requests, and business outcomes.

Read the article + get both prep guides →

19:04

Empower · Permissions

Confidence is not authorization.

Define exactly what an agent may do and where the system checks its authority.

Read the article + get both prep guides →

55:52

Full teaching session

Before an AI agent acts.

Work through permissions, tests, and the evidence needed before AI can act.

Read the article + get the cheat sheet →

Your host, instructor, and author

Meet Rohit Bhardwaj

Practical system design and AI architecture, with a focus on decisions you can explain and defend.

O’Reilly instructor

Coding Interview Bootcamp ↗ChatGPT for Software Architects ↗Enterprise Architecture Modernization with Generative AI, RAG, and Agents ↗

Architecture speaker · Apress author

Talks and profile at ArchConf ↗Talks and profile at GIDS ↗Book details, Amazon & O’Reilly →

Invite Rohit to speak →