Ashwani Singh

Ashwani Singh

Associate Data Engineer
India
English

About Me

Dedicated Data Engineer with 4+ years of experience in transforming complex data landscapes, specialized in building scalable data pipelines using Azure ecosystem, with expertise in PySpark, SQL, and cloud-based ETL proc…

Experience

Data Engineer

Caterpillar Inc, Bengaluru
Dec 2023 - Present · 2 years 7 months

Developed and enhanced ETL workflows using Azure Data Factory and Azure Databricks.
Implemented distributed data system performance tuning, improving query efficiency by 40%.
Designed and maintained scalable ETL pipelines using PySpark and Airflow, processing 50M records daily.
Designed an automated Data Comparison framework in Databricks to validate and reconcile source and target datasets.
Led the development of invoice validation framework from scratch overseeing its entire lifecycle.
Automated issue logging by enabling direct ticket creation in Devops eliminating manual Excel tracking.

Data Engineer

Caterpillar Inc
Dec 2023 - Present · 2 years 7 months

Developed and enhanced ETL workflows using Azure Data Factory and Azure Databricks., Implemented distributed data system performance tuning, improving query efficiency by 40%., Designed and maintained scalable ETL pipelines using PySpark and Airflow, processing 50M records daily., Designed an automated Data Comparison framework in Databricks to validate and reconcile source and target datasets., Led the development of invoice validation framework from scratch overseeing its entire lifecycle., Automated issue logging by enabling direct ticket creation in Devops eliminating manual Excel tracking.

Data Engineer

Tata Consultancy Services, Kolkata
Jan 2021 - Dec 2023 · 2 years 11 months

Automated data validation and cleansing using PySpark, increasing pipeline reliability and accuracy.
Configured and monitored job scheduling using Airflow for timely execution.
Collaborated with analysts and stakeholders to provide tailored ETL solutions.
Translated raw data into informative reports and visuals to support data-driven decisions for management and stakeholders.

Data Engineer

Tata Consultancy Services
Jan 2021 - Dec 2023 · 2 years 10 months

Automated data validation and cleansing using PySpark, increasing pipeline reliability and accuracy., Configured and monitored job scheduling using Airflow for timely execution., Collaborated with analysts and stakeholders to provide tailored ETL solutions., Translated raw data into informative reports and visuals to support data-driven decisions for management and stakeholders.

Certifications

Microsoft Certified Data Analyst Associate

microsoft · Bengaluru, India · 2025

Skills

Python Structured Query Language (SQL) Hadoop Hive PySpark
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