Ravindra Botta

Experience

• 

  Tata Consultancy Services

  Jul 2014 - May 2018

  1. Developed multiple POCs for showcasing the ability of Big data ecosystem for an Insurance domain.2. Implemented security features by leveraging Apache Ranger and Kerberos.3. Orchestration of project workflows using Oozie.4. Bulk data ingestion using Apache Nifi.5. Developed an in-house DL framework using Java (Factory Design Pattern) and combined it with Waterline Data Inventory to ensure data quality.6. Leveraged SOLR, for its quick search capabilities for a front end claims search application.7. Migrated an existing fraud rules appllications based on MS Access to Spark SQL, thereby boosting the performance by ~13 times. Show less

  • System Engineer

    Aug 2016 - May 2018

  • Assistant System Engineer

    Jul 2014 - Jul 2016
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  Infosys

  May 2018 - Mar 2021

  Technology Analyst

  1. Programmed spark-scala code in a fast-paced environment for a HealthCare domain and grew into a team lead in 2 years, leading one of the most important projects in DNA portfolio.2. Worked closely with the Product Owner, Architects, Business Analysts to understand the requirements and design the end to end data flow. 3. Developed and implemented Spark Framework to perform business transformation rules as per end cosumer requirements.4. Implemented Audit / Preprocessing framework to eliminate bad/incorrect data from source files leading to an increase in the data quality present in the DataLake. 5. Worked on development of shell scripts for triggering the spark and hive jobs as a part of the data ingestion framework.6. Created multiple orchestration jobs using ASG Zena Tool for automating the data ingestion flow.7. Performed RCA for any issues arising post production and have worked on implementing solutions as well. 8. Worked on streamlining and standardizing the CI/CD process by collaborating with DevOps team.9. Conducted monthly workshops for training associates on Big Data technologies to get them on par with the client expectations.10. Implemented better practices like functional programming, git commits and thereby increasing the efficiency of the team by around 15-20%.11. Wrote most lines of code on my team while managing and mentoring others while only programming 80% of the time.12. Handled the workload without impacting deliverables even when the team was sized down by half, resulting in better client relationships. Show less

• 

  IBM

  Mar 2021 - Sept 2022

  Advisory Technical Services Specialist

  1. Developed in-house RISK Management Systems for Exposure and Coverage Ratio, that leverages big data management capacities to compute large exposures based on regulatory requirements.2. Responsible for ingesting data from data ledger using Spark, Spark SQL, Scala for a banking sector client.3. Part of the architecture team for defining the data structures and collaborated with the client-side data engineering team.4. Participated in both on-site and off-site discussions for understanding the client requirements.5. Generated various reports and presented to the team and client.6. Responsible for defining the metrics and derived variables, analysed across tables, extract and consolidate data based on the defined metrics. Show less