@shivamkumar41
Data Engineer at Tata Consultancy Services who cut SQL query runtime by 30% on enterprise datasets.
IndiaAt Tata Consultancy Services, I engineered data integration workflows across two enterprise systems and cut SQL query runtime by 30% on large datasets. I also automated recurring data-processing workflows with Python, reducing manual effort by 17%.
At Blitz Learning Technologies Pvt. Ltd., I developed an HRMS portal and data pipelines serving 5,000+ users. I also founded and built ALASSO’s data and infrastructure stack, improving data delivery speed by 90%.
Work history, roles, and key accomplishments
Engineered data integration workflows and optimized SQL queries, cutting runtime by 30%. Automated data-processing workflows with Python, reducing manual effort by 17%.
Blitz Learning Technologies Pvt. Ltd.
Jun 2025 - Aug 2025 (2 months)
Built company domain websites and developed the HRMS portal from scratch using TypeScript, React, and Firebase. Designed data schemas and pipelines serving 5,000+ users, boosting throughput by 60%.
Degrees, certifications, and relevant coursework
Bachelor of Engineering, Computer Science and Engineering
2021 - 2025
Grade: 7.78/10
Pursued a Bachelor of Engineering in Computer Science and Engineering, achieving a CGPA of 7.78/10.
Confluent Certified Data Streaming Engineer — Apache Flink, Data Streaming
Earned the Confluent Certified Data Streaming Engineer certification for Apache Flink.
Confluent Certified Data Streaming Engineer — Foundations, Data Streaming
Earned the Confluent Certified Data Streaming Engineer certification for Foundations.
Software and tools used professionally
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