sachin phanse
@sachinphanse
I build high-performance Spark data pipelines that reduce runtime, cloud costs, and production incidents.
IndiaWhat I'm looking for
At Cognizant Technology Solutions, I build and optimize production Apache Spark ETL pipelines for healthcare data, processing more than 200 GB daily while supporting 500+ business users with 99.5% SLA compliance.
I've reduced critical Spark job runtime by 40% through partition tuning, broadcast joins, memory management, DAG analysis, and Spark SQL optimization. I also lowered AWS infrastructure costs by 20% through incremental loading, EMR optimization, and spot instances.
I build reliable data-quality and monitoring systems using PySpark, AWS Lambda, CloudWatch, and SNS, while automating deployments with Azure DevOps and Git.
Experience
Work history, roles, and key accomplishments
Associate Engineer - Data Engineering
Feb 2023 - Present (3 years 6 months)
Architected and deployed 10+ production-grade Apache Spark ETL pipelines processing 200+ GB of healthcare data daily with 99.5% SLA compliance. Reduced job runtime by 40% and AWS costs by 20% through advanced optimization and incremental loading.
Education
Degrees, certifications, and relevant coursework
Savitribai Phule Pune University
Bachelor of Engineering, Mechanical Engineering
2019 - 2022
Pursued Bachelor of Engineering in Mechanical Engineering, gaining a strong foundation in engineering principles and analytical problem-solving.
Maharashtra State Board of Technical Education
Diploma, Mechanical Engineering
2016 - 2019
Completed Diploma in Mechanical Engineering, developing technical skills in mechanical systems and engineering practices.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Job categories
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