Ritesh Nandanwar
Bangalore
Summary
Experienced Snowflake Data Engineer with 5.5+ Years of Experience in Building and developing scalable data flows.
Strong background in Snowflake Data Warehousing and optimizing complex SQL queries for high-performance analytics.
Adept at collaborating with data analysts and business stakeholders to translate requirements into robust data solutions.
Writing SQL queries against Snowflake Developing scripts to do Extract, Load, and Transform data.
Experienced in DBT (Data Build Tool) for building, testing, and deploying scalable data transformation workflows.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Sr.Data Engineer
Mindsprint
Bangalore
10.2023 - Current
- Understood Technical Documents along with Functional requirements to develop the data flow and implemented the same in Data Mart Developments.
- Lead Data Migration Projects where I was responsible for understanding the Data Flow from Source, Develop the required Dimensions, Facts and Data Marts and work with BI Team to get the Dashboards Created.
- Developed Efficient Snowflake Views to support data access, Reporting and Analytics use cases.
- Developed and Implemented Insert and Update(SCD) logic to handle the delta load.
- Collaborated cross-functionally with data analysts, business stakeholders, and engineering teams to gather requirements, align on data objectives, and deliver robust, scalable data solutions that met project goals and timelines.
- Developed Stored procedures in Snowflake to automate complex data transformations, implement business logic.
Data Engineering Analyst
Accenture
Pune
10.2021 - 10.2025
- Contributed in team’s success by managing multiple objects of auto dealers, involving extraction, transformation and ingestion of data into target objects.
- Worked on complex SQL queries which involved multiple join logic's as multiple source objects were involved.
- Written Optimized SQL Queries, resulting in reduction in data transformation time, enhancing the efficiency of data processing.
- Processed incremental data from the source with the help of Snowflake streams and tasks.
- Created and managed Snowflake file formats to efficiently load and unload structured and semi-structured data (CSV, JSON, Parquet) from cloud storage into Snowflake tables.
- Executed Deployment of objects in Lower Environment Independently through CI/CD in GitLab.
Programmer Analyst
Cognizant Technology Solutions
Pune
01.2020 - 10.2021
- Involved in Requirement understanding and analysis to Develop Data Marts.
- Worked on Flattening of different filed to get the data in structured format.
- Analyzed code and gave effort estimations according to them. Had written SQL queries with complex logic for DML operations.
- Worked on Jira to update the the progress on development.
Education
Bachelor Of Engineering - Electronics And Communications Engineering
G.H. Raisoni College of Engineering
Nagpur05-2019
Skills
- Snowflake
- SQL
- DBT
- AWS S3
- Power Bi
- Critical Thinking Ability
- Client Interaction
- JIRA
Repository
- Git Lab
- Azure Devops
- Bit Bucket
- Jenkins
Certification
- SnowPro Core
- Snowflake Cloud DBT Fundamentals
Timeline
Sr.Data Engineer
Mindsprint
10.2023 - Current
Data Engineering Analyst
Accenture
10.2021 - 10.2025
Programmer Analyst
Cognizant Technology Solutions
01.2020 - 10.2021
Bachelor Of Engineering - Electronics And Communications Engineering
G.H. Raisoni College of Engineering
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