Job Information

Date Opened

03/31/2026

Job Type

Full time

Industry

IT Services

City

Bangalore North

State/Province

Karnataka

Country

India

Zip/Postal Code

560001

Job Description

Java Developer

Job Summary

We are looking for a highly skilled Java Developer with strong expertise in Core Java, JSP/Servlets, and design patterns. The ideal candidate should have solid hands-on experience with Oracle databases, SQL optimization, and JavaScript, along with the ability to build scalable and high-performance applications.

Key Responsibilities

- Design, develop, and maintain robust applications using Core Java.

- Build and manage web applications using JSP and Servlets.

- Apply design patterns and best practices to ensure scalable and maintainable code.

- Write and optimize complex SQL queries for high performance.

- Work extensively with Oracle databases for data storage and retrieval.

- Collaborate with cross-functional teams to define, design, and deliver features.

- Troubleshoot, debug,



and enhance existing applications.

- Ensure code quality through unit testing and code reviews.

Required Skills

- Strong expertise in Core Java concepts (OOP, Collections, Multithreading, Exception Handling).

- Hands-on experience with JSP and Servlets.

- Solid understanding of design patterns (Singleton, Factory, MVC, etc.).

- Solid knowledge of SQL including:
- Query optimization

- Writing complex joins, subqueries, stored procedures

- Experience working with Oracle Database.

- Proficiency in JavaScript.

- Strong understanding of database design and performance tuning.

Preferred Qualifications

- Experience with web/application servers (e.g., Tomcat, WebLogic).

- Familiarity with frontend frameworks is a plus.

- Exposure to REST APIs and integration services.

- Knowledge of version control tools like Git.

📌 Java Full Stack Lead / Architect (India)
🏢 ElfOnze Technologies
📍 India