Mohammad Jaffer Shaikh
4x GCP Certified | 5x Teradata Certified | 2x OCI Certified | Multiple Google Cloud Skill Badges
- Role
- Systems and Infrastructure Engineer 3 - Data and Customer Analytics at Walmart Global Tech India
- Location
- Mumbai, MH, IN
- LinkedIn followers
- 500 followers
About Mohammad Jaffer Shaikh
With over 11 years of experience in data warehousing technologies, I contribute to Walmart Global Tech India as a Systems and Infrastructure Engineer My focus lies in supporting enterprise data warehouses powered by Google BigQuery and Teradata, ensuring optimal performance, security, and compliance with data governance principles. Leveraging my expertise in shell scripting, Linux servers, and Apache Airflow, I collaborate with teams to design efficient solutions tailored to meet evolving data needs. My work underscores a commitment to safeguarding data integrity, enhancing system performance, and enabling organizations to achieve their data-driven objectives.
Experience
Systems and Infrastructure Engineer 3 - Data and Customer Analytics
Jan 2022 — Present · Chennai, IN
Contributed to the end-to-end migration of legacy Teradata data warehouse solutions to Google Cloud Platform (BigQuery), enabling advanced analytics and machine learning capabilities.• Designed and implemented scalable data architecture on GCP to support data analysis and ML/AI product development initiatives• Managed 12+ data warehouse instances on Teradata, ensuring 99.9% uptime and optimal performance• Automated deployment and lifecycle management of GCP BigQuery datasets and view deployment.• Developed alerting scripts for GCP BigQuery slot usage, duplicate & unused tables to reduce the cloud computing and storage cost. Schedule the scripts through Airflow DAGs.• Collaborated closely with Solution Architects and Business SMEs to gather requirements, define data models, and establish data governance standards.• Facilitated knowledge transfer and established data modeling documentation standards across engineering teams.• Contributed to GCP BigQuery performance optimization through technical discussions and code reviews to significantly reduce operational costs.• Capacity planning and Cost Control by reviewing the use-cases for new project onboarding requests in BigQuery.• Responsible for maintaining system health, resolving P1 issues and providing RCA.• Optimized BigQuery query performance through strategic partitioning, clustering, and materialized views, reducing query costs by ~40%.• Maintained 99.9% data pipeline SLA through proactive monitoring, alerting, and incident response.• Documented technical solutions and best practices for enterprise-scale data engineering on GCP.• Mentored junior data engineers on GCP best practices and data engineering fundamentals.
Education
M.H. Saboo Siddik College Of Engineering
Bachelor of Engineering - BE, Computer Science
2010 — 2013
M. H. Saboo Siddik Polytechnic
Diploma, Computer Engineering
2007 — 2010
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