Digital Product EngineeringHome
GSIB Reference Edition · 9 Parts · 129 Chapters

The Digital Product
Engineering Handbook

Everything required to design, engineer, deploy, and govern a modern digital product — from what a client-server request actually is, to enterprise architecture governance — in one continuously cross-referenced reference.

9Parts
129Chapters
35,375Words of reference
~2.7hTotal reading time
Client 1.3 Edge / CDN 1.6 API Server 5.4 Database 5.1 AI Model 6.5 Response 1.8
A request's journey — client to edge to server to data & AI — the shape every Part of this handbook fills in
The Nine Parts

From first principles to enterprise scale

Each Part builds on the last — start anywhere, but the numbering tells you what to read first.

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About the author

Written by Jakim Digital Solutions

JK

Jakim Kyeyune

Author · Jakim Digital Solutions

Jakim Kyeyune is a freelance web developer and digital solutions provider based in Kampala, Uganda, building websites, apps, and business operations platforms under the Jakim Digital Solutions brand. This handbook compiles the engineering, design, and process knowledge behind that work into a single structured reference — from client-server fundamentals through backend systems, AI engineering, and enterprise architecture — for anyone building digital products, from complete beginners through CTOs.