Sudershan Vaidya

Company Overview: Common Bank of Australia.

Australia's largest bank offers a wide range of financial services to retail, business, and institutional customers, with a presence in New Zealand, Asia, the United States, and the United Kingdom.

• Worked on building a pipeline using Spark and Hive to enhance the user cashback experience.
• Performed A/B testing using a mobile application and encouraged users to use the beta application to fine-tune the performance of the queries when they go live to handle a large number of users.
• Helped in migrating a few pipelines from RDBMS to a big data platform using Spark.

Company Overview: Fitch Ratings, Inc.

American credit rating agency and is one of the 'Big Three' credit rating agencies. Its rigorous analysis and deep expertise have resulted in a variety of market-leading tools, methodologies, indices, research, and analytical products, which have helped investors manage risk and fund over a century of growth.

• Built an efficient data pipeline with the help of AWS Lambda, Step Functions, and EventBridge Rule.
• Integrated REST API with AWS Lambda.
• Published the event to the Event bus using Boto3.
• Performed CDC using PySpark in AWS Glue.
• Implemented email notifications using SNS, CloudWatch Rule, and Lambda.

Company Overview: Neighborhood Health Plan of Rhode Island (Neighborhood).

A Health Maintenance Organization (HMO) insurance company with a consistent record of earning accreditation by the National Committee for Quality Assurance (NCQA).

• Interoperability is the ability of electronic health records (EHRs) and other health care data management systems to communicate with one another and to exchange information seamlessly.
• Created SQL queries to extract data from NHPRI databases (Oracle).
• Created a script to automate extracted data to AWS S3.
• Transformed data as per FHIR standard using PySpark in AWS Glue.
• Implemented email notifications using SNS, CloudWatch Rule, and Lambda.
• Neighborhood Health Plan of Rhode Island (Neighborhood) is a health maintenance organization (HMO) insurance company with a consistent record of earning accreditation by the National Committee for Quality Assurance (NCQA).
• Interoperability is the ability of electronic health records (EHRs) and other health care data management systems to communicate with one another and to exchange information seamlessly.

Company Overview: Huawei.

Leading global provider of information and communications technology (ICT) infrastructure, and smart devices.

• HUAWEI Video is the default video player in HUAWEI/HONOR smartphones and tablet devices.
• It also supports online video streaming services in Spain and Italy now.
• Understanding the requirement.
• Implementing user stories using Spark with Scala.
• Performed ETL in Hadoop using Hive for preparing input tables for the requirement.
• Used analytical, windowing, and aggregate functions to meet requirements.
• I worked on joins and the performance tuning of Hive scripts.
• Completing the assigned task in the given timeframe.
• Developing a data pipeline using Hive and Spark.
• Performing unit testing.
• I worked on resolving production issues.
• Worked on video recommendation based on a few machine learning algorithms (ALS, LSI).
• HUAWEI is a leading global provider of information and communications technology (ICT) infrastructure and smart devices.
• HUAWEI Video is the default video player in HUAWEI/HONOR smartphones and tablet devices.
• It also supports online video streaming services in Spain and Italy now.

Company Overview: MediaMarktSaturn Retail Group is Europe's leading consumer electronics retailer and provider of related services.

Europe's leading consumer electronics retailer and provider of related services.

• Its integrated online and fixed-location offerings reach millions of customers every day.
• Coordinating with the onsite and offshore teams and understanding the client requirements.
• Implementing the user stories using Spark with Scala.
• Implemented Spark using Scala and Spark SQL for faster processing of data.
• Working on assigned tasks with self-learning within the time frame.
• MediaMarktSaturn Retail Group is Europe's leading consumer electronics retailer and provider of related services.
• Its integrated online and fixed-location offerings reach millions of customers every day.