Technical Blog

MongoDB Deep Dive

Interview-style questions that walk through MongoDB internals: documents, indexing, schema design, aggregation pipelines, CAP theorem, ACID transactions, and cross-shard transactions.

16 min read   ·   March 03, 2026

2026   ·   database-internals   mongodb   nosql   ·   system-design   database-internals

Skip Lists

Skip Lists Memtables for LSM Trees

2 min read   ·   February 28, 2026

2026   ·   database-internals   rust   ·   system-design

HTTP

HTTP/1.0 through HTTP/3 — what changed and why

6 min read   ·   February 21, 2026

2026   ·   http   networking   ·   system-design   networking

5. Replication

8 min read   ·   February 13, 2026

2026   ·   data-systems   ·   kleppman-data-systems

4. Encoding and Evolution

Data models (Avro/Protobuf), Schema Evolution, Dataflow Models

15 min read   ·   February 04, 2026

2026   ·   data-systems   ·   kleppman-data-systems