Engineering Notes &
Architecture Documents
System designs, scenario analyses, and leadership artifacts — built in the open.
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IDFC Coder — Architect & CTO Notes
Architecture decisions, CTO scenario testing, GPU cost analysis, and codebase-context deep dive for the self-hosted AI coding assistant.
4 docs
IDFC Coder — Architect & CTO Notes
Architecture decisions, CTO scenario testing, GPU cost analysis, and codebase-context deep dive for the self-hosted AI coding assistant.
Self-Hosted AI Code Generation Platform
End-to-end architecture for deploying a self-hosted AI coding assistant across a 10,000-person fintech organisation — LLM selection, AWS infra, Jira integration, and production runbook.
How idfc-coder Sees the Codebase — The Role of Helium
How idfc-coder builds its understanding of the codebase for a Jira ticket — and how database documentation reaches the LLM via the Helium context layer.
GPU & Self-Hosting Cost Decision
Complete architect notes on GPU selection, VRAM analysis, quantization trade-offs, and the INR cost model for self-hosting vs. SaaS at scale.
Architecture Interview Notes — AWS & Sizing
Production-grade AWS reference architecture for IDFC Coder — workload sizing, GPU→infrastructure cost model, and interview-ready design assumptions.
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LLM Architecture & Interview Prep
General architect recall notes — LLM evaluation, fine-tuning strategies, and interview preparation for past projects.
3 docs
LLM Architecture & Interview Prep
General architect recall notes — LLM evaluation, fine-tuning strategies, and interview preparation for past projects.
Past Projects — Interview Prep Notes
How to present past project contributions honestly in interviews — architecture explanations, claimed contributions, data flow, and operational concepts.
LLM Evaluation, Safety & AI Infrastructure
Architect recall notes on LLM evaluation frameworks, safety guardrails, and AI infrastructure patterns for production systems.
Fine-Tuning & Customization — Architect Notes
Complete architect notes on fine-tuning strategies, LoRA/QLoRA, RLHF, and model customization approaches for production LLM deployments.
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IIM CTO Course
Strategy & Technology and Finance-for-CTOs tracks — plain-language notes with a diagram for every idea.
11 docs
IIM CTO Course
Strategy & Technology and Finance-for-CTOs tracks — plain-language notes with a diagram for every idea.
Strategy & Technology
Deconstructing the Modern CTO Role
Why a mindset beats a framework, the two languages every CTO must speak, the four archetypes, and five hard case studies.
The Strategist's Playbook
How to read a business case like a consultant — diagnosing problems, recommending solutions, and building analytical muscle.
IT, Value & The VRIO Code
Can technology actually give you a lasting competitive edge? MIS, VRIO, and strategic IT alignment explained simply.
Classify, Govern & Transform
How to size up a technology before it reshapes the organization, decide build vs. buy, and read 50 years of hype cycles.
The Internet of Things — Strategic Playbook
Edge computing, distributed architectures, and the five management decisions every CTO must own in an IoT deployment.
Finance for CTOs
Money 101 & The Balance Sheet
Real vs. financial assets, the three decisions every CFO makes, and how to read a balance sheet.
The CapEx vs. OpEx Playbook
Cloud vs. data center, build vs. lease, buy vs. robot-as-a-service — worked through six real scenarios.
Working Capital & Opportunity Cost
Why "cash is king" beats profit every time, and ten scenarios where a CTO's best idea loses to an empty cash drawer.
The Capital Budgeting Toolkit
Shareholder wealth, agency theory, and the six tools — NPV, IRR, XIRR, PI, Payback — that decide if a project lives or dies.
Sensitivity, Scenario & Risk Analysis
How to build best/base/worst case worlds, measure risk with real numbers, and know exactly how deep a CTO needs to go.
The CFO-CTO Playbook
The STEM model for CTO excellence, cost of capital as opportunity cost, and ten boardroom-grade battle scenarios.