Jayanth Veeramachaneni
Data Engineer | UT Austin \'25| Competitive programmer | leetcode top 15% | Ex-TCS Digital | 2 x Azure Certified | Databricks | Python | Java | System Design | DSA
- Role
- Data Engineer 2 at Block
- Location
- Cincinnati, OH, US
- LinkedIn followers
- 500 followers
About Jayanth Veeramachaneni
Detail-oriented and innovative Data Engineer with over 8+ years of experience in designing, building, and optimizing scalable data systems. Proven expertise in managing robust cloud-based data warehousing solutions, automating ETL processes, and integrating advanced business intelligence tools. Demonstrated ability to lead data migration projects, ensure data security compliance, and facilitate cross-functional team collaborations.
Experience
Data Engineer 2
Sep 2024 — Present · Oakland, CA, US
Designed and executed advanced Snowflake SQL aggregations on snowflake tables to compute point-in-time outstanding balances (~$3.015B), validating renewal handling logic using filters and eliminating double-count risk without additional status joins.• Refactored a multi-CTE Australia New Zealand Monthly Limits ETL query in Snowflake, correcting lifecycle event logic (closure, write-off, reinstatement, self-exclusion) using window functions, and first-occurrence timestamp corrections to reduce month-over-month reconciliation variance from ~11.7K accounts to 29.• Designed and implemented an ETL pipeline using SQL within Snowflake and Airflow (Squarewave) forregulatory reporting, reducing manual effort and saving 40 days annually for a Data Scientist.Developed data pipelines using Python, SQL and Spark to ingest DSL2 data from GCS into Databricks and subsequently migrated it to Snowflake for efficient storage and analysis.• Optimized Airflow DAGs by optimizing SQL queries and efficiently utilizing worker nodes, reducingruntime from 8-12 hours to 2-4 hours, significantly improving performance and resource efficiency.• Led migration of tier-1 SLA DAGs from on-prem MySQL to AWS Aurora, aligning with the upstreamData Ingestion Platform\'s transition to cloud infrastructure.
Education
The University of Texas at Austin
Postgraduate Degree, Artificial Intelligence and Machine Learning
Vignan's Junior college
+2
2014 — 2016
Missouri University of Science and Technology
Master of Science - MS, Computer
Triveni Talent School - India
High School
2014
Guru Nanak Institutions Technical Campus
Bachelor of Technology - BTech, Computer Science
2016 — 2020
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