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Digital Garden

Notes, essays, and case studies on backend engineering, distributed systems, and adventures around the world.

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Tech Case Note
12 min Feb 20, 2026

Building a 7-Layer Redis Cache Architecture

How we designed a multi-layer Redis caching strategy for our user service — from bloom filters to pipeline-batched operations.

Redis Architecture Caching +1
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Tech Essay
10 min Jan 10, 2026

Cross-Pod Message Broadcasting with Kafka

Solving the multi-instance WebSocket broadcasting problem using Kafka consumer groups and Redis-tracked connection state.

Kafka WebSocket Distributed Systems +1
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Travel Essay
18 min Apr 1, 2026

Bangkok Street Food Odyssey: 72 Hours of Eating Everything

A three-day deep dive into Bangkok's street food scene — from midnight pad thai in Chinatown to dawn congee at a 50-year-old stall, tracing the city's culinary DNA one bite at a time.

Thailand Bangkok Food +2
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Tech Essay
8 min Mar 15, 2026

Deep Dive into GORM Preload Mechanism

Understanding how GORM's Preload works under the hood — from lazy loading pitfalls to optimized eager loading strategies in Go microservices.

Go GORM MySQL +1
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Travel Essay
6 min Mar 1, 2026

Singapore Hawker Culture: A Food Journey

Exploring Singapore's UNESCO-recognized hawker centers — from Maxwell Food Centre to Lau Pa Sat, discovering the soul of local cuisine.

Singapore Food Culture
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Tech Case Note
12 min Feb 20, 2026

Building a 7-Layer Redis Cache Architecture

How we designed a multi-layer Redis caching strategy for our user service — from bloom filters to pipeline-batched operations.

Redis Architecture Caching +1
Read article →
Tech Essay
10 min Jan 10, 2026

Cross-Pod Message Broadcasting with Kafka

Solving the multi-instance WebSocket broadcasting problem using Kafka consumer groups and Redis-tracked connection state.

Kafka WebSocket Distributed Systems +1
Read article →
Travel Essay
7 min Dec 15, 2025

Temple Hopping in Kyoto: Beyond the Tourist Trail

Finding serenity in Kyoto's lesser-known temples — away from the crowds of Kinkaku-ji, into the moss gardens of Gio-ji and the bamboo paths of Adashino Nenbutsu-ji.

Japan Kyoto Temples +1
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