Bala Yogeswara Singh Bondili
O’FALLON,MISSOURI
Summary
I am Bala Yogeswara Singh Bondili, a recent STEM graduate based in O'Fallon, Missouri, actively exploring opportunities in data engineering. With 3.5 years of experience my proficiency lies in Snowflake,Amazon Web Services, ETL solutions, SQL, NO-SQL Database Management systems and Python programming, complemented by hands-on experience in constructing data pipelines on AWS. I specialize in optimizing query performance and implementing Redshift data warehouses. During my tenure as a Snowflake Data Engineer at SAPPLICA INFO TECHNOLOGIES PRIVATE LIMITED, I successfully automated healthcare data workflows, reducing manual intervention through adept Python scripting. In my internship, I delved into Python scripting for data cleansing, automation, and collaborated on developing data-driven solutions. Graduating with a Master of Science in Information Technology Management from Webster University in August 2023, I am a motivated and adept data engineer, well-versed in data management, scripting, and cloud technologies.
Overview
4
4
years of professional experience
Work History
Snowflake Data Engineer
SAPPLICA INFO TECHNOLOGIES PRIVATE LIMITED
Hyderabad, India
07.2018 - 07.2021
- Implemented advanced partitioning techniques in Snowflake, optimizing query performance for expedited data retrieval
- Implemented and optimized AWS Redshift data warehouse for efficient querying and reporting
- Tuned performance parameters to enhance data processing speed
- Conducted analysis and processing of extensive datasets utilizing statistical software, specifically leveraging Python and its libraries such as NumPy, SciPy, and Pandas
- Extracted valuable insights to inform decision-making processes
- Applied Python for scripting and automation, seamlessly integrating with Snowflake and Snowpipe in the health domain
- This initiative resulted in a 65% reduction in manual intervention within healthcare data workflows, enhancing data processing efficiency and contributing to overall productivity gains
- Performed data manipulation utilizing Python, leveraging the Pandas library
- Implemented and maintained data pipelines on AWS, utilizing Services like S3 for storage, EC2 for computation, and SNS/SQS for event-driven architectures
- Developed complex queries and stored procedures using SnowSQL and MicrosoftSQL to extract load data efficiently
- My experience includes writing User-Defined Functions (UDFs) and Stored Procedures in Snowflake to load data from one phase to another, streamlining data workflows
- Extracted cost-related data from diverse sources (sftp, flat files through email, Redshift, S3 buckets, API’s) and ingested it into Snowflake for centralized storage
- Leveraged Snowflake's automatic scaling capabilities to handle varying workloads and ensure high performance during peak data processing times
- Implemented Snowflake snowpipe for the continuous ingestion of streaming financial data, ensuring up-to-date analytics.
Data Engineering Internship
SAPPLICA INFO TECHNOLOGIES PRIVATE LIMITED
Hyderabad, India
01.2018 - 06.2018
- Developed and maintained Python scripts for data cleansing, transformation, and analysis, contributing to improved data quality and reporting accuracy
- Automated routine tasks using Python, enhancing overall operational efficiency by 15%
- Worked with Snowflake features like virtual warehouses and automatic scaling for efficient resource utilization
- Leveraged Snowflake's security features to ensure the confidentiality and integrity of sensitive data
- Documented ETL processes and SQL code to ensure transparency and facilitate knowledge transfer within the team
- Collaborated with cross-functional teams to design and implement a data-driven solution using Python and SQL, resulting in a 30% increase in data accessibility
- Engaged in targeted training sessions to elevate technical proficiency and adapt to cutting-edge technologies, with a focus on AWS Services such as S3, EC2, SNS, SQS, and DynamoDB
- Acquired hands-on experience with Snowflake, further expanding expertise in cloud-based data warehousing solutions.
Education
Master of Science - Information Technology Project Management
Webster University
St Louis, MO08-2023
Skills
- Data Warehousing
- Data Modeling
- SQL and Databases
- Database Design
- Database Administration
- Relational Databases
- Business Intelligence
- Data Mining
- Database Structures
- NoSQL Databases
- Data Security
- Data Migration
- Database Development
- XML Database Proficiency
- AWS- IAM role, AWS Glue,EMR,Lambda,Kinesis
Timeline
Snowflake Data Engineer
SAPPLICA INFO TECHNOLOGIES PRIVATE LIMITED
07.2018 - 07.2021
Data Engineering Internship
SAPPLICA INFO TECHNOLOGIES PRIVATE LIMITED
01.2018 - 06.2018
Master of Science - Information Technology Project Management
Webster University
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