@tbansal

Tarun Bansal

@tbansalDublin, IrelandJoined August 2026

Senior Java engineer and technical lead writing about reliable distributed systems, cloud architecture and investment platforms.

About

Nothing here yet.

Available for

Nothing here yet.

Tarun Bansal's blogs

Systems in Practicediscere.tech7 posts

Articles Comments

Recently published

TBTarun Bansaldiscere.techAug 30 · 9 min read

Leadership, Autonomy, and a Low-Hierarchy Working Culture

A reflections on guidance, responsibility, and trust in high-performing teams If you need a team lead to show you a path, that can be useful and even enjoyable. If you need a manager to make sure you

TBTarun Bansaldiscere.techAug 28 · 15 min read

System Design Interview Guide: A 5-Step Roadmap

System design interviews are not primarily tests of how many technologies you can name. They test whether you can turn unclear requirements into a sensible architecture, explain your decisions and rec

TBTarun Bansaldiscere.techAug 28 · 5 min read

Concurrency

Thread Lifecycle NEW → RUNNABLE → BLOCKED/WAITING/TIMED_WAITING → TERMINATED BLOCKED: waiting to acquire a monitor lock WAITING: Object.wait(), Thread.join() with no timeout — needs explicit notify

TBTarun Bansaldiscere.techAug 28 · 2 min read

Java Garbage Collection Cheat Sheet

A practical reference covering GC collector trade-offs, G1's region-based layout, low-pause collectors (ZGC/Shenandoah), and how to diagnose GC behavior in production. Collector Trade-offs Trade-off

TBTarun Bansaldiscere.techAug 28 · 4 min read

Java Memory Model & Concurrency Cheat Sheet

A practical reference covering JVM memory internals and Java concurrency — heap structure, the Java Memory Model, thread lifecycle, synchronization primitives, executors, CompletableFuture, and the co

Tarun Bansal

About

Available for

Tarun Bansal's blogs

Recently published

Leadership, Autonomy, and a Low-Hierarchy Working Culture

System Design Interview Guide: A 5-Step Roadmap

Concurrency

Java Garbage Collection Cheat Sheet

Java Memory Model & Concurrency Cheat Sheet

Search Hashnode

Tarun Bansal

About

Available for

Tarun Bansal's blogs

Recently published

Leadership, Autonomy, and a Low-Hierarchy Working Culture

System Design Interview Guide: A 5-Step Roadmap

Concurrency

Java Garbage Collection Cheat Sheet

Java Memory Model & Concurrency Cheat Sheet