Research & Insights

Whitepapers &
Technical Guides

Deep-dive technical research, architecture guides, and engineering best practices from the CompleteDigi team. All free to download.

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New Release โ€” Jan 2025

The 2025 Enterprise AI Adoption Playbook: From Pilot to Production

AI/MLLLMRAGEnterpriseMLOps

A practical, no-hype guide to deploying large language models in production. Covers architecture patterns for RAG, fine-tuning decision frameworks, total cost modelling, governance, and 12 real-world case studies from our enterprise clients.

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Cloud & DevOps
AI & Machine Learning
Security
Data Engineering
Mobile
Architecture
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Cloud & DevOps

Kubernetes Production Readiness Checklist: 50 Controls for Enterprise Deployments

From network policies and RBAC to HPA tuning and node affinity โ€” everything you need before going live on Kubernetes.

42 pages ยท PDFDownload
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Security

Zero-Trust Architecture for Indian Enterprises: A Practical Implementation Guide

Step-by-step guide to implementing zero-trust network access (ZTNA), identity-first security, and microsegmentation in enterprise environments.

38 pages ยท PDFDownload
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Data Engineering

Modern Data Stack 2025: Snowflake + dbt + Airflow Reference Architecture

How to build a production data warehouse on the modern data stack. Includes cost optimisation, access patterns, and team topology.

56 pages ยท PDFDownload
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Mobile

Flutter vs React Native vs Native: A 2025 Decision Framework for Product Teams

Data-driven comparison across performance, developer experience, ecosystem maturity, and long-term total cost of ownership for 10M+ user apps.

28 pages ยท PDFDownload
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Architecture

Microservices at Scale: Lessons from Building Systems That Handle 100M+ Daily Requests

Real patterns from production systems โ€” service mesh, event sourcing, CQRS, saga patterns, and the organisational changes required to succeed.

64 pages ยท PDFDownload
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Security

PCI DSS 4.0 Compliance for Indian Fintech: What Changed and What It Means for Your Architecture

Practical guide to PCI DSS 4.0 requirements with India-specific considerations for payment gateways, NBFCs, and UPI-integrated apps.

34 pages ยท PDFDownload
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API & Integrations

API Design Best Practices: The Complete Guide to Building Developer-Friendly REST and GraphQL APIs

Everything from naming conventions and versioning strategies to error handling, authentication, and backwards compatibility.

48 pages ยท PDFDownload
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Data Engineering

Real-Time Analytics at Scale: Apache Kafka + Flink Architecture for 10B+ Daily Events

How we built a real-time analytics pipeline for a major Indian e-commerce platform. Covers partitioning strategy, consumer group design, and exactly-once semantics.

52 pages ยท PDFDownload
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Cloud & DevOps

Platform Engineering: How to Build an Internal Developer Platform That Actually Gets Used

From golden paths and self-service portals to paved roads and developer experience metrics โ€” building IDP programs that improve developer velocity.

44 pages ยท PDFDownload

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