Praveen Kumar Jv Email & Phone Number

- Optimized the performance of a Big Data application running ETL processes by transitioning from manual partitioning with Hive catalog to automated partitioning using Apache Iceberg catalog with Trino, significantly improving efficiency and scalability while fetching data from S3.- Implemented telemetry instrumentation across key components of a Big Data.

San Jose, United States

• Software R&D EngineerEmployer: Nokia TechnologiesSept 2017 to PresentEnvironment:Core Java 8, J2EE, RESTful Web Services, MariaDB, Cassandra, Elastic Search, Hadoop, Kubernetes, Amazon AWS, junit, JIRA, GIT.
• Designed and implemented Analytics Sample Applications for Product teams using Restful Webservices, Hadoop, Cassandra, MariaDB, Keycloak and Kong API Gateway, Junit.
• Worked on a POC to showcase Location of Cell towers on a Map using Speech Text recognition when the user request for the data. Received a strong applause and an award for this POC.
• Worked on setting up a Kubernetes Cluster for the team to leverage the Cloud Computing capabilities in a vLab for developmental activities and Integration. Wrote a number of Helm Charts for the Components like.
• Deployed the sample applications developed in Amazon AWS services.
• Worked as an Individual Contributor in a TDD approach and as well helping peers in their issues and introducing technologies like Kubernetes etc., to make the deployments easier.

Sunnyvale

• AppleSenior Java Engineer | Apr2016 – Sept 2017ConsultantDescription: The online Store tool allows to configure or create a list of new products, base parts, and concrete parts associated with the Products that are.
• Analyzed the requirements and designed class diagrams, sequence diagrams using UML and prepared high level technical documents.
• Used Apache Solr to Index the data that is stored in Cassandra and retrieve the indexed data using SolrJ in Java layer.
• Developed mechanism to migrate the data from the Oracle Tables to Cassandra Columns.
• Designed and developed the Business Layer using Restful Web services and Spring frameworks.
• Involved in documentation, Code review, analysis and business requirement gathering

Sunnyvale, Hyderabad

• Employer: Wipro LimitedClient: Apple Inc.,Programmer Analyst/Tech Lead | Dec 2012 – Mar 2016Description: XCard is iTunes Gift Card (GC) system. It provides Gift Card/Certificate services to various Internal and.
• Analyzed the requirements and designed class diagrams, sequence diagrams using UML and prepared high level technical documents.
• Developed and designed the business layer using Restful Web services and Spring frameworks.
• Developed and designed the Transaction Layer using JDBC, CQL drivers, CQL queries.
• Designed and developed the Transaction logging using Log4j, Apache Kafka, Zookeeper and Hive.
• Supported bug fixes and production issues for Back Office web portal.

Hyderabad Area, India

• Employer: Infosys Limited (Product Development - FINACLE)Senior Systems Engineer | Dec 2008 – Dec 2012Description: Retail Loan Origination System deals with the various account openings in a bank. This allows the.
• Developed UI applications for CRM using HTML, JS, XML CSS.
• Developed business layer code for various APIs using Java, Servlets to handle to the logic for various account openings like Savings, Current, Loan Account et.,
• Implemented FI Integration named Finacle Integrator to integrate the CRM to Core module of the Product.
• Involved in code development of transaction layer to percolate the data into Oracle DB tables using JDBC. Accessed stored procedures using JDBC.
• Involved in development for writing the code at various levels (JSP, Form Bean Classes and Model Classes, Access Layer Files, VO’s and Populate files for Business Logic).

Bachelor'S Degree, Electrical, Electronics And Communications Engineering

Bachelor Of Technology (Btech), Electrical, Electronics And Communications Engineering, A