Arun Mohan Kumar Email & Phone Number

Redmond, Washington, US

New York, NY, US

Bangalore, Karnataka, IN

Bangalore, Karnataka, IN

Bangalore, Karnataka, IN

Bangalore, Karnataka, IN

Bellevue, WA, US

• Development and maintenance of monolithic applications and micro services which runs the day to day business for T-Mobile.
• Played a crucial role in Inventory serialization project for real time inventory tracking of device and accessory sales and returns, which reduced the frauds to 99% during shipment to device centers.
• Micro services application development on Spring boot which can scale and process up to 200K transactions per day. Worked on containerization of micro services and deployed the same on Kubernetes.
• Developed Rest APIs to support bill payments on Kiosk machines at T-Mobile stores.
• Migrated system configuration to Spring cloud configuration server for one of the micro service application which helped in storing and maintaining distributed configurations across environments.
• Created SQL database scripts for QA and production environments for performing database related changes on the application.

Kuala Lumpur, MY

• Developed a monolithic application on Java and spring which is used for mediating the call data records collected from various network elements and distributing them to different OSS/BSS systems for billing, fraud.
• A reporting application has been developed with a dashboard on JSF, Prime faces which reports the daily trend of call data records for different types of network elements. This helped the Operations team to do real.
• Performed automations using shell scripts for CDR tracing, backup jobs, archival of CDR files, real time monitoring which helped the day to day operations of Level 1 support team.
• Implemented Business continuity plan and High Availability which helps the application to recover by itself during a disaster.
• Very good experience in developing unit test cases and integration test cases using JUnit and Mockito framework.

Philadelphia, PA, US

• Developed the voice mail messaging capability for an Android mobile application which has features like SMS, email and voice messaging.
• Implemented encryption for mp3 voice messages received on the mobile application so that the messages can be securely stored on the device. The concept of mp3 encryption was appreciated by the client and the same is.

London, GB

• Developed a web service application which performs real time proactive and reactive test and diagnostics on network elements.
• Developed unit test cases using JUnit.
• Developed a reporting application for converting the legacy business reports which were maintained in Excel to a real time report which can be generated by the Business users.