Java developer+ Mongo DB [01 / 11 / 2025]

Exp : 7yrs to 20yrs

Hands-on exp in Core Java developer, micro services, Spring Boot

MongoDB sharding distributes large datasets and workloads across multiple machines (shards) to horizontally scale a database, improving storage capacity, performance, and availability.

A shard key determines how data is partitioned and distributed to the shards, while query routers (mongos instances) direct client requests to the appropriate shards, creating a single logical database view