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Veera Venkata Sunil Kumar SeelamSenior Data EngineerEMAIL AVAILABLE (860) 975-8887 https://LINKEDIN LINK AVAILABLE Austin, TX A Senior Data engineer with over 19 + years of IT experience in analysis, design, development, testing, delivery, and production support of application software in a variety of industries. Impressive knowledge of data analysis, data validation, data cleansing, data wrangling, and identifying data mismatches. Expert at collecting and analyzing vast amounts of data, exploratory data analysis, hands with data warehousing concepts, data mining, feature engineering, machine learning, data visualization, deep learning, and AI. Highly proficient in consulting, developing, and applying algorithms, machine learning systems, and artificial intelligence software.Work ExperienceSenior Data Engineer Nike Austin, TX Jan 2023 - Present Initiated and led a team project to harness cloud-based analytics solutions, driving a 70% jump in data processing capabilities. Optimized ETL workflows using PySpark, increasing efficiency and reliability by 50%. Designed the data pipeline architecture for a new product that quickly scaled from 0 to 125,000 daily active users. Used PySpark, SQL, and Spark to collaborate with two interns and a junior data engineer to create a cloud-first data ingestion that improved processing speed of data by 74%. Responsible for ETL with Spark and building data pipelines/orchestrations in Airflow. Lead Data Engineer Xerox Austin, TX Aug 2022  Nov 2022 Led the migration from Oracle to Redshift using Amazon Athena and S3, resulting in an annual cost savings of $678,000 and an increase in performance of 14%. Automated ETL workflows using Spark, reducing operational costs by 20%. Maintained data pipeline up-time of 99.8% while ingesting streaming and transactional data across eight different primary data sources using Spark, Redshift, S3, and Python. Data Engineer MCBC Hyderabad, India May 2017  Jan 2021 Provided software and application debugging services, improving system stability by 30%. Studied and revamped data dictionaries to include a more robust history for developing consistency across domain. Automated ETL processes across billions of rows of data, which reduced manual workload by 29% monthly. Designed and implemented a real-time data pipeline to process semi-structured data by integrating 150 million raw records from 30+ data sources using Kafka and PySpark. Data Analyst SFI Hyderabad, India Apr 2014  May 2017 Leverage on the data migration plans including migration risk, milestones, quality, and business sign-off details. Prepare metadata documents to serve as a repository to ease future knowledge transition upon movement of team members. Developed and enhanced a methodology to address Data Analysis, Data Validation, Data Cleansing, Data Verification, and showing data mismatches. Mainframes Consultant AXA Hyderabad, India Apr 2008  Apr 2014 Efficiently worked on the project, to update the status on time to the client and building the PSEA and G400 Competency in the team to learn the PSEA and G400 functionality. Participated in the Business meetings with users and suggested the Key Customizations of the SMART and LIFE Products.Software Engineer GE Hyderabad, India Aug 2005  Apr 2008 Understanding the requirements of the client and device out solutions which are acceptable to the business and viable to minimal technical changes and making sure that the code works in maximum efficiency using minimum resources. Performed the application development from initial definition and design phases to coding, testing, implementation, and support.EDUCATIONMaster of Science (M.S.) - Data Science Jan 2021 - May 2022 University Of Newhaven, Newhaven, CTThesis on Scalable Data Processing Frameworks.Thesis on AI/ML Operations and Data Modelling along with Data Science. Bachelor of Technology (B.Tech.) - Electrical Engineering Apr 2001 - Apr 2004 JNTU, HyderabadGPA of 3.6 Out of four.SKILLSExpert in: Data bricks, PySpark, Python, SQLIntermediate in: AWS, Spark, Airflow, Oracle, MS Access, MSSQL, Aurora Pos, VPC, EC2, ELB, Auto Scaling, S3, RD, Elastic Beanstalk, Kinesis, EMR, KMS, Jenkins, Maven, AWS Code Pipeline, TableauBasic in: Snowflakes, Terraform, DBTLICENSES & CERTIFICATIONS Designing Microsoft Azure Infrastructure Solutions AZ-305 2022 AWS Cloud Practitioner Essentials 2022 Service Now Certified Implementation Specialist  ITSM 2019 Salesforce Platform Developer 1 2018 Certified 6-sigma Green Belt 2008 Mainframe Professional Certified from CDAC 2005 IBM Certified Database Associate 2006 PGDCA- Post Graduate Diploma in Computer Applications 2006