SOHIL LADHANI
  • Menu ▾
    • About
  • About

Proximity Search: Finding What’s Nearby at Scale

2026-03-13

Quadtrees: When Fixed Grids Aren’t Enough

2026-03-12

Geohashing: Turning Coordinates into Searchable Strings

2026-03-11

Work Stealing: Dynamic Load Balancing Without a Coordinator

2026-03-10

Delayed Message Delivery: Execute This in 30 Minutes

2026-03-09

Leader Election: Picking One Node to Rule

2026-03-08

MapReduce: Processing Data That Won’t Fit on One Machine

2026-03-07

Trie Data Structures: Prefix Search in Milliseconds

2026-03-06

Inverted Indexes: How Search Actually Works

2026-03-05

Checkpointing: Resuming Long-Running Jobs Without Starting Over

2026-03-04

Content Fingerprinting: Detecting Near-Duplicates at Scale

2026-03-03

Priority Queues in Distributed Systems

2026-03-02

Reconciliation: When Your Systems Disagree

2026-03-01

State Machines: Making Distributed Workflows Predictable

2026-02-28

Optimistic vs Pessimistic Concurrency: Locks vs Versions

2026-02-27

Two-Phase Commit: The Original Distributed Transaction

2026-02-26

Input Validation and Abuse Prevention in Distributed Systems

2026-02-25

Approximate Counting: HyperLogLog and Count-Min Sketch

2026-02-24

SLOs and Error Budgets: When Good Enough is a Number

2026-02-23

Base62 Encoding: Turning Numbers into Short Strings

2026-02-22

Distributed ID Generation: Snowflake and Friends

2026-02-21

Event Aggregation: When 47 Notifications Become One

2026-02-20

Social Graphs at Scale: Storing Relationships in MySQL

2026-02-19

Relevance Scoring: Why Chronological Order Breaks Down

2026-02-18

Pre-Signed URLs: Uploading Files Without Touching Your Servers

2026-02-17

Presence Systems: Who’s Online and How You Know

2026-02-16

Cursor-Based Pagination: Why Offset Breaks at Scale

2026-02-15

Fan-Out Strategies: Write-Time vs Read-Time

2026-02-14

WebSockets vs Long Polling: Choosing a Real-Time Transport

2026-02-13

Read Replicas: Hidden Consistency Traps

2026-02-12
[Older posts] >
© 2026 by SOHIL LADHANI