vishal bajpai
@vishalbajpai
Data Engineer with 4+ years of experience in ETL pipelines.
What I'm looking for
I am a Data Engineer with over four years of experience in building scalable ETL and ELT pipelines, data workflows, and cloud-native infrastructure. My expertise lies in utilizing tools such as Apache Airflow, AWS Glue, and Apache Spark to create efficient data processing systems. I have a strong analytical mindset and am skilled in Python and SQL, which allows me to tackle complex data challenges effectively.
Throughout my career, I have been recognized for my clean coding practices and my ability to design real-time data pipelines. My role at Tata Consultancy Services has involved orchestrating data pipelines for ingestion and transformation of structured and semi-structured data, as well as collaborating on cloud migrations. I am passionate about applied AI and LLM technologies, and I strive to contribute to the development of inclusive and ethical AI systems.
Experience
Work history, roles, and key accomplishments
Data Engineer
Tata Consultancy Services
Mar 2022 - Present (3 years 4 months)
Built and orchestrated scalable data pipelines using AWS Glue and Apache Airflow for ingestion and transformation of structured/semi-structured data. Designed modular PySpark-based ELT workflows, implemented dbt-style transformations, and maintained Amazon Redshift views/tables powering key BI dashboards.
Data Analyst
Tata Consultancy Services
Apr 2021 - Present (4 years 3 months)
Analyzed supply chain data to identify delays using SQL and Python analytics. Developed Power BI dashboards for executive reviews on regional sales and inventory KPIs, and automated data reports and visualization pipelines.
Language AI & LLM Contributor
Freelance/Interest-Based
Contributed to Hindi-English data annotation tasks for open-source datasets, focusing on translation and intent classification. Explored prompt engineering techniques, LLM output ranking, and summarization logic using GPT-based APIs.
Education
Degrees, certifications, and relevant coursework
Dr. A.P.J. Abdul Kalam Technical University (AKTU)
Master of Technology, Computer Science
Grade: 8.56/10.0
Completed a Master of Technology degree in Computer Science. Achieved a CGPA of 8.56 out of 10.0.
Chandigarh University
Bachelor of Engineering, Computer Science
Grade: 7.12/10.0
Obtained a Bachelor of Engineering degree in Computer Science with a specialization in Big Data Analytics from IBM. Achieved a CGPA of 7.12 out of 10.0.
Availability
Location
Authorized to work in
Job categories
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