Introduction
At IBM, work is more than a job - it's a calling: To build. To design. To code. To consult. To think along with clients and sell. To make markets. To invent. To collaborate. Not just to do something better, but to attempt things you've never thought possible. Are you ready to lead in this new era of technology and solve some of the world's most challenging problems? If so, lets talk.

Your Role and Responsibilities

• Development & support of Java Class Library .
• Drill down customer application problem into a simplistic Java test case.
• Debug performance, memory leaks, Crashes, functional issues and fix bugs.
• Diagnose problems,analyse root cause,debug & fix platform specific(Linux, AIX, zOS) bugs in Java & C/C++
• write unit/functional tests/microbenchmarks and participate in performance analysis and engineering to ensure quality of features developed.
• Interact with Product L2 & Customer through Salesforce.
• Self motivated and should be able to own & drive changes independently within the org.
• Contribute to Open-source community.
• Contribute to Java development on z/OS platform

• 4 to 7 years of experience. Expert in Java & C/C++ programming skills,J2SE.
• Excellent analytical and problem-solving skills
• Hands on with Linux, Debugging tools
• Working knowledge in IBM z/OS Mainframe environments with Java
• Good knowledge of operating systems
• knowledge of Java API, Jenkins, Git
• Proven communication skills
• Ability to learn quickly and explore new technical areas independently.

• Java programming,C/C++
• experience with z/OS mainframe (with java)
• Memory Management, Thread Management, Networking.
• Experience working with git & jenkins. Debugging tools such as gdb
• Experience in dealing with customer and ensuring customer satisfaction.
• Opensource (OpenJDK) contribution