Experience

• 

  Infosys

  Sept 2006 - Mar 2010

  Senior system engineer

  • Working as programmer/Senior programmer on the requirements provided.• Involved in the Estimation for Projects and SR related activities.• Involved in analysis of requirements & analyzing existing programs• Design of Functional Specification• Coding and Testing as per the client specifications and standards• Reviewing Documents prepared by team members also involved in reviewing of Codes developed by team members.• Analyzing the system and provide suggestions to the team to optimize the application. Show less

• 

  Tata consultancy services

  Apr 2010 - now

  Performing all phases of software engineering including requirements analysis, application design, and code development and testing.Designing and implementing product features in collaboration with business and IT stakeholders.Working closely with the Architecture group and driving solutions.Utilize Big Data technologies to design, develop, and evolve scalable and fault-tolerant distributed components.Implemented the complete Big data pipeline with real-time processing and ingesting data into Data Lake.Supporting the implementation and driving to stable state in production.Providing alternative design solutions and project estimates.Reviewing code and providing feedback relative to best practices, performance improvements etc.Troubleshooting production support issues post-deployment and come up with solutions as required.Demonstrating substantial depth of knowledge and experience in a specific area of Big Data. Show less Worked as a Senior BigData Engineer on a project which migrates the update/retrieval process for business critical data from Mainframes to Big Data Platform.Taking care of the complete ETL process.Involved in Maintaining Java Rest APIs for create / updating / searching data from HBase.Develop and implement data pipelines that extracts, transforms and loads data into an information product that helps to inform the organization in reaching strategic goals.Create scalable and high-performance web services for capturing the data from realtime consumers.Involved in Design, Architecture and Installation of Big Data and Hadoop ecosystem componentsWorked on creating/maintaining mapreduce programs for updates/retrieval of data from different batch applications/online portals into Hbase and Hive.Developed Spark code in Pyspark using Spark SQL & Data Frames for aggregationCreated Hive queries and Oozie jobs to retrieve the data from central repository and incorporate them into batch process and performing application logic to come up with derived values based on rules.Collaborated with developers and performance engineers to enhance supportability and identify performance bottlenecks.Troubleshooting production support issues post-deployment and come up with solutions as required. Show less As a technical lead, I had to,Work with clients to understand the business requirements.Define and coordinate the technical tasks for the development and maintenance of application software as per the business requirements.Develop the architecturally significant components of the application software.Conduct meetings with entire team for reviewing the software changes and provide feed back to the development team.Take care of the production install related activities and coordination with the interfacing applications. Show less Worked as a Mainframe Senior Programmer in developing important functionalities. Worked as Offshore Technical Lead in providing technical guidance to the offshore team members and Coordinating offshore-Onshore interactions. Interact with onshore to understand, limit and scope of the modules to develop. Preparing Design documents for the flow of changes based on the analysis as per the quality standards. Coded and unit tested application enhancements. Taking care of coordination between different offshore application teams and supporting testing. Performed regression and system-level testing to verify software quality and function before it was released. Supporting the Implementation related activities. Show less

  • Technical Architect - Bigdata/Hadoop Java

    Aug 2019 - now

  • Senior Big Data Engineer

    Nov 2016 - Jul 2019

  • Technical Lead

    Feb 2013 - Oct 2016

  • Senior Developer - Mainframe

    Apr 2010 - Feb 2013