Jees Maria J

Data Engineer

Tata Consultancy Services Ltd•  April 2021 - Present•  Bangalore

◦ End-to-End Data Management Solution Project: ∗ Created custom data ingestion pipelines to load data into Snowflake DB using Theobald Xtractor and Talend Studio from sources like SAP (S4HANA, PLM), SharePoint, and AWS S3. ∗ Designed and developed an optimized Talend job to split data extraction into parallel processes, extracting over 60 million records in less than 2.5 hours. ∗ Collaborated with the Python team to develop and deploy a probabilistic model, enhancing data-driven decision-making capabilities. ∗ Participated in project planning, estimation, and delivery activities using Agile methodology. ◦ Talend Retirement: ∗ Developed data ingestion pipelines using HVR, standardizing multiple existing methods. ∗ Played a key role in retiring Talend as an ETL tool, transitioning to Apache Airflow for enhanced orchestration capabilities, and leveraged DBT and Snowpark for improved data integration. ∗ Created a reusable template DAG that streamlined workflows for the team. ∗ Implemented CI/CD processes using GitLab CI for seamless integration and deployment. ◦ POC for MDM Solution Development: ∗ Collaborated with React frontend developers to develop the backend for a POC to replace Riversand MDMwith a custom web application using Python and Flask. ∗ Integrated Snowflake DB for data storage and implemented RESTful APIs, also wrote test cases. ∗ Ensured smooth data integration with existing systems, enhancing overall data workflows.

Probationary Officer

South Indian Bank•  October 2019 - October 2020

◦ Implemented kiosk banking after branch statistics analysis to improve service delivery, which increased customer satisfaction, and boosted business efficiency. ◦ Developed people and communication skills, by actively maintaining and nurturing customer relationships.

Internship Trainee

Hindustan Aeronautics Limited•  July 2017 - July 2017

Completed a 2-week internship training in Radio Lab Department, Overhaul Division, Hindustan Aeronautics Ltd, Bangalore.

Government Engineering College , Thrissur

Electronics and Communication Engineering, B.Tech•  August 2015 - August 2019

Completed B.Tech with a CGPA of 7.75.