Ujwal Nikam
Pune
Summary
Results-driven Data Engineer with experience at Tata Consultancy Services, specializing in large-scale data migrations to AWS. Proficient in SQL and PySpark, I automated data validation and orchestrated workflows with Apache Airflow, enhancing pipeline reliability. A strong collaborator with a solid understanding of business requirements and a focus on data quality and integrity to support accurate and timely reporting in cloud-based environments.
Overview
2
2
years of professional experience
1
1
Certification
Work History
Data Engineer
Tata Consultancy Services
Pune
09.2023 - Current
- Worked on end-to-end migration of large-scale data warehouse from Netezza to AWS and Hadoop to AWS cloud environment.
- Utilized Amazon S3 for data lake storage and Redshift as the target data warehouse for high-performance analytics.
- Developed and maintained transformation logic using SQL and PySpark, ensuring data quality and schema consistency.
- Automated data validation checks and implemented error handling and retries for seamless pipeline execution.
- Orchestrated daily data loads and workflows using Apache Airflow, improving reliability and reducing manual intervention.
- Worked collaboratively with cross-functional teams to align data models and ensure accurate business reporting post-migration.
Project Intern
Tata Consultancy Services
Pune
02.2023 - 05.2023
- Gained hands-on experience with data warehousing concepts and worked on IBM Netezza platform.
- Learned and applied PySpark and Hive for data processing and querying large datasets.
- Earned the AWS Certified Cloud Practitioner certification, demonstrating foundational knowledge of AWS services and cloud computing.
Education
Bachelor of Technology -
JSPM's Rajarshi Shahu College of Engineering
Pune05-2023
HSC(12th Board) -
NES Higher Secondary School
Parola05-2019
SSC(10th Board) -
NES High School
Parola05-2017
Skills
- Big Data Tools : Apache Airflow ,SQL, Hive , RDBMS, Pyspark
- AI/ML Libraries: TensorFlow , Scikit-learn, Matplotlib , Pandas
- Programming Languages : Python , Cpp
- Cloud Technologies : AWS - Glue, S3, EC2, Redshift , Athena
Personal Project
- Built a stock forecasting model using LSTM (Long Short-Term Memory) with TensorFlow for predicting future price movements.
- Applied sentiment analysis on financial news to evaluate company sentiment and enhance buy/sell decision-making.
- Generated trend signals (uptrend/downtrend) to support investment strategies based on model outputs.
- Developed an interactive Streamlit web application for real-time visualization and user interaction.
- Utilized libraries such as TensorFlow, Pandas, NLTK, and yfinance for model training, data processing, and news analysis.
Certification
- AWS Certified Solutions Architect – Associate
- AWS Certified Cloud Practitioner
- NVIDIA: LLM Applications with Prompt Engineering
Timeline
Data Engineer
Tata Consultancy Services
09.2023 - Current
Project Intern
Tata Consultancy Services
02.2023 - 05.2023
Bachelor of Technology -
JSPM's Rajarshi Shahu College of Engineering
HSC(12th Board) -
NES Higher Secondary School
SSC(10th Board) -
NES High School
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