Career Blog
Interview prep, resume tips, salary guides, and career advice for Indian job seekers.Page 3 of 5
Top 20 SQL Interview Questions for Data Analyst Roles in India (2026)
SQL is the #1 skill tested in data analyst interviews across India. Here are the 20 most commonly asked SQL questions with clear explanations and real query examples.
How to Write a LinkedIn Summary That Gets Recruiter Attention in India (2026)
Your LinkedIn summary is the first thing recruiters read after your headline. Most people either leave it blank or fill it with generic buzzwords. Here is how to write one that actually works.
Virtual Threads in Production: Common Pitfalls and How to Avoid Them
Virtual threads (Project Loom) make concurrent Java incredibly simple, but they bring new runtime behaviors. Here is a guide to thread pinning, carrier thread blocking, and tuning.
Implementing Algebraic Data Types in Modern Java (Records + Sealed Classes)
Algebraic Data Types (ADTs) allow developers to model domain data with mathematical precision. Here is how records, sealed interfaces, and pattern matching achieve this in Java.
G1GC vs. ZGC: Which Java Garbage Collector Should You Choose in 2026?
Tuning GC is a dark art, but Java 21+ offers two excellent main options. We compare throughput, pause times, memory footprints, and default settings of G1GC and ZGC.
Mastering Sequenced Collections in Java 21 (The Missing Collections Interfaces)
For decades, Java collections lacked a unified way to access first/last elements and traverse in reverse. JDK 21 fixed this. Here is how to use SequencedCollection, SequencedSet, and SequencedMap.
The Evolution of the Switch Statement in Modern Java (Expressions & Pattern Matching)
The switch statement has evolved from an error-prone, fall-through C-style statement to a modern, type-safe pattern matching expression. Learn how to write cleaner switch blocks in JDK 21+.
Handling Distributed Transactions in Spring Boot Using the Saga Pattern
In microservices, maintaining database consistency across services is a challenge. Learn how the Saga Pattern (Choreography vs. Orchestration) solves this in Spring Boot.
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