Bala Suresh Abbina
Charleston,IL
Summary
Accomplished Data Engineer with over 6 years of experience specializing in Big Data ecosystems and enterprise application development. Demonstrated expertise in Hadoop, Spark, and large-scale data processing. Proven track record in data engineering, data architecture, and ETL processes with a strong emphasis on data modeling and data warehousing. Proficient in SQL and experienced with major data analytics platforms. Skilled in AWS and GCP cloud platforms with hands-on experience in developing scalable data pipelines. Adept at collaborating with cross-functional teams to deliver high-quality data-driven solutions. Committed to continuous learning and staying updated with advancements in data engineering technologies.
Overview
6
6
years of professional experience
Work History
Data Engineer
TikTok
2024.01 - 2024.06
- TikTok is a social media platform for creating, sharing and discovering short videos
- Developed and optimized Spark scripts for data encryption and processing using hashing algorithms
- Created HIVE and HBASE tables and used Hive Queries in Spark-SQL for data analysis
- Implemented ETL processes using Talend and Spark for data ingestion and transformation
- Automated data workflows using Apache Nifi and Control M
- Developed Python-based APIs for revenue analysis and data migration projects to Snowflake
- Utilized AWS services including S3, Redshift, and Lambda for data processing and storage solutions
- Monitored and maintained data pipeline performance, ensuring high availability
- Collaborated with data scientists to implement machine learning models
- Ensured data security and compliance with company policies
- Conducted data quality assessments and implemented improvement measures
- Provided technical support and troubleshooting for data-related issues.
- Conducted extensive troubleshooting to identify root causes of issues and implement effective resolutions in a timely manner.
- Managed cloud-based infrastructure to ensure optimal performance, security, and cost-efficiency of the company''s data platform.
- Collaborated with data scientists to develop machine learning models by providing the necessary data infrastructure and preprocessing tools.
Data Engineer Intern
Bayview Asset Management
2023.04 - 2023.09
- Bayview is an investment management firm focused on investments in mortgage and consumer credit, including whole loans, asset backed securities, mortgage servicing rights, and other credit-related assets
- Implemented Kafka/Spark streaming pipelines for real-time data ingestion
- Utilized Apache Airflow for scheduling and monitoring data workflows
- Developed Spark applications using Python for data extraction and transformation
- Utilized GCP services including Big Query, DataProc, and Pub/Sub for data analytics
- Built ETL pipelines and deployed applications in cloud environments using Docker and Kubernetes
- Conducted data validation and reconciliation processes to ensure data quality
- Implemented data warehousing solutions to support business analytics
- Optimized data storage and retrieval processes for performance efficiency
- Collaborated with business stakeholders to define data requirements
- Developed automated reporting solutions to provide real-time insights
- Participated in code reviews and provided constructive feedback to peers.
- Boosted performance of machine learning models by preprocessing large volumes of raw data for feature extraction and selection.
- Developed custom scripts for data cleansing, ensuring consistency and accuracy across various datasets.
- Provided reliable and secure access to sensitive information by enforcing strict authorization policies in line with company guidelines.
Data Engineer
NTT Data
2019.10 - 2022.05
- NTT DATA - a part of NTT Group - is a trusted global innovator of IT and business services headquartered in Tokyo
- We help clients transform through consulting, industry solutions, business process services, IT modernization and managed services
- Executed big data analytics initiatives using Hadoop, Spark, and AWS
- Developed Spark scripts for data aggregation and transformation
- Automated data ingestion processes using Python and Apache Airflow
- Migrated data to Snowflake and optimized ETL workflows for better performance
- Implemented data validation and reconciliation processes to ensure data quality
- Designed and developed data pipelines using AWS Glue for data transformation and loading
- Managed and monitored data infrastructure to ensure high availability
- Conducted performance tuning and optimization of data processes
- Provided technical guidance and support to junior team members
- Collaborated with data analysts to develop actionable insights
- Implemented data governance policies to ensure data integrity and compliance.
- Conducted extensive troubleshooting to identify root causes of issues and implement effective resolutions in a timely manner.
- Collaborated with system architects, design analysts and others to understand business and industry requirements.
- Developed and delivered business information solutions.
Data Analyst
ADP Inc
2018.07 - 2019.09
- Is a global provider of human capital management solutions
- Migrated workflows from development to production environments
- Performed data analysis and profiling, working with data transformation and quality rules
- Utilized Kubernetes and Docker for managing containerized applications
- Ingested real-time data using Flume, Kafka, and Spark Streaming
- Developed ETL processes using SSIS for data extraction, transformation, and loading
- Created and maintained data models to support business reporting
- Implemented data quality checks and validation processes
- Developed dashboards and visualizations using Tableau and Power BI
- Collaborated with business stakeholders to gather and analyze requirements
- Provided training and support to end-users on data tools and best practices
- Documented data processes and created user guides for reference.
- Produced monthly reports using advanced Excel spreadsheet functions.
- Maintained up-to-date knowledge of industry trends and advancements in data analytics, enhancing the adaptability of solutions provided.
- Generated standard and custom reports to provide insights into business performance.
Education
Master of Science - Computer Technology
Eastern Illinois University
Charleston, IL12.2023
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University
India05.2018
Skills
- Technical Skills
- Hadoop Ecosystem:
- HDFS, HBase, MapReduce, Spark, Kafka
- Programming Languages: Python, SQL
- ETL Tools:
- Talend, Informatica, Apache Nifi, AWS Glue
- Data Orchestration: Apache Airflow
- Data Bases: SQL Server, MySQL, Oracle, Mango DB, Cassandra
- Cloud Platforms: AWS (S3, EC2, Redshift, Lambda, Glue), GCP (Big Query, Dataflow)
- Data Warehousing: Snowflake, Amazon Redshift, Snowflake
- Data Lakes: Amazon S3, Google Cloud Storage
- Data Modeling: SQL, Data Modeling, ETL
- Big Data Technologies: Hive, Pig, Spark Streaming
- CI/CD Tools: Jenkins, Git
- Reporting Tools: Tableau, Power BI ,Microsoft Excel
- Operating Systems: Linux, Ubuntu, CentOS
- Data Security
- XML Web Services
- Data Modeling
Timeline
Data Engineer
TikTok
2024.01 - 2024.06
Data Engineer Intern
Bayview Asset Management
2023.04 - 2023.09
Data Engineer
NTT Data
2019.10 - 2022.05
Data Analyst
ADP Inc
2018.07 - 2019.09
Master of Science - Computer Technology
Eastern Illinois University
Bachelor of Science - Computer Science
Jawaharlal Nehru Technological University
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