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Field notes from the work — architecture, data platforms, AI systems and product design, written by the engineers and designers who ship them.

LLM observability architecture: a decision-level trace linking prompt, retrieval, model, tool call and output spans.

Latest

LLM Observability: Architecture for Systems You Can Debug

LLM observability starts at the decision, not the request: what a span must hold, why content capture is opt-in, and how sampling fits a latency budget.

AI & Machine Learning · · Jigar Vavadia · 7 min read

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Everything we have written.

89 posts · page 1 of 5

Legacy system modernization blueprint: discover, disposition, replace or refactor, and incremental transition.
Software Engineering

Legacy System Modernization: The Decision Blueprint

· Rushabh Modi · 10 min read

Data governance architecture: ownership, classification, lineage and control evidence built into the data platform.
Data & Analytics

Data Governance Strategy: A Blueprint That Survives Audit

· Akash Thakor · 7 min read

Enterprise mobile app architecture: four boundaries for offline sync, device trust, release governance and observability.
Software Engineering

Enterprise Mobile App Development: The 4-Boundary Playbook

· Rushabh Modi · 10 min read

Enterprise AI architecture blueprint: six production layers from data to governance, with a contract between each layer.
AI & Machine Learning

Enterprise AI Architecture: The Production Blueprint

· Akash Thakor · 11 min read

AI agent security for FinTech showing an AI agent protected by tool permissions, human approvals, sandboxing, monitoring, data boundaries, and audit controls.
AI & Machine Learning

AI Agent Security Guide for FinTech

· Jigar Vavadia · 6 min read

Feature image showing governed enterprise AI agents inside a decision-harness architecture with context compilation, dual-gate policy enforcement, decision traces, trust graduation, and audit-ready controls.
AI & Machine Learning

Governed Enterprise AI Agents: A Decision-Harness Architecture

· Kartik Gajjar · 10 min read

Cover image showing B2B UX research methodology with professional user recruiting, contextual inquiry, workflow evidence, research synthesis, evidence traceability, and product decision mapping.
Experience Design

B2B UX Research: A Field-Tested Methodology

· Pavan Chavda · 9 min read

Cover image showing accessibility-first UX built into design system primitives, focus management, ARIA live regions, keyboard flows, semantic dashboards, WCAG 2.2, and EAA readiness.
Experience Design

Accessibility-First UX: A Field-Tested Playbook

· Pavan Chavda · 9 min read

Cover image showing production-grade design systems as infrastructure with token architecture, primitive and composite components, Figma-to-code sync, accessibility, releases, and governance.
Experience Design

Production-Grade Design Systems: An Architecture Guide for Enterprise SaaS

· Pavan Chavda · 7 min read

Cover image showing a compliance analyst workflow decision desk with alert review, reason codes, matched fields, case timeline, four-eyes approval, false-positive feedback, and regulator export.
Experience Design

The Compliance Analyst Workflow Playbook

· Rutvi Kothari · 6 min read

Cover image showing LLM-powered AML alert triage architecture with RAG retrieval, regulatory context, constrained output schemas, model-version binding, human review, and audit provenance.
AI & Machine Learning

LLM-Powered AML Alert Triage, Decoded

· Jigar Vavadia · 6 min read

Feature image showing SWIFT orchestration architecture with MT and MX message canonicalisation, event-log routing, sub-second screening, ISO 20022 migration, and message provenance.
Data & Analytics

The SWIFT Orchestration Blueprint for Sub-Second Screening

· Rushabh Modi · 7 min read

Feature image showing transaction monitoring architecture with streaming ingestion, enriched events, a stateless evaluator, rules and behavioural profiling, alert decisions, and provenance storage.
AI & Machine Learning

Inside a Real-Time Transaction Monitoring Stack

· Akash Thakor · 7 min read

Feature image showing an AML screening engine architecture with input entities, hybrid retrieval, scoring, structured decisions, evidence pointers, and per-tenant index isolation.
AI & Machine Learning

Anatomy of an AML Screening Engine

· Akash Thakor · 6 min read

Feature image showing an AML watchlist data pipeline that ingests source feeds, normalises schemas, resolves entities, versions records, syncs updates, and preserves audit lineage.
Data & Analytics

Field-Tested Architecture for AML Watchlist Data Pipelines

· Akash Thakor · 7 min read

Feature image showing an enterprise UI/UX decision system with design system ownership, UX audit cadence, engagement model, and trust signal encoding.
Experience Design

Enterprise UI/UX Playbook: Decisions and Audits

· Pavan Chavda · 10 min read

Feature image showing RegTech integration architecture as a connected compliance operating layer for policy management, risk controls, workflows, regulatory reporting, and audit evidence.
Software Engineering

The RegTech Integration Architecture Blueprint

· Kartik Gajjar · 14 min read

Feature image showing digital transformation strategy consulting as a roadmap control centre for mapping integration risk, stakeholder alignment, system dependencies, and engineering handover before implementation.
Software Engineering

Manufacturing Digital Transformation Roadmap: From Strategy Consulting to Rollout

· Kartik Gajjar · 6 min read

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