Tiny Serina

Junior Data Engineer

Talent

Nirpeta, Ranga ReddyMember since September 28, 2025

Junior Data EngineerPythonSQLSQL QueryingData AnalysisReportingDashboard DevelopmentPower BIETL PipelinesData ModellingData Quality ValidationSnowflakeSnowpipeData WarehousingQuery OptimizationData Visualization

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Junior Data EngineerPythonSQLSQL QueryingData Analysis

About

Motivated and detail-oriented B.Tech graduate with hands-on experience in data analysis, business intelligence, and cloud-based data platforms. Proficient in SQL, Snowflake, Excel, Power BI, and Python, with experience in querying, transforming, validating, and analyzing large datasets to support reporting and business decision-making. Skilled in data migration, ETL processes, data quality validation, dashboard development, and data visualization.

Certified in Snowflake SnowPro Core with a strong understanding of data warehousing, data modelling, and business intelligence concepts. Passionate about leveraging data to generate actionable insights, improve business outcomes, and continuously expand expertise in analytics, automation, and AI-driven solutions.

Experience

Associate Data Engineer - Boolean Data Systems - Hyderabad

(2026-02 - 2026-05)

Designed and supported an end-to-end data migration workflow to transfer data from Amazon Web Services Aurora to Snowflake using AWS services and Snowflake ETL processes. Worked on data ingestion, transformation, cleansing, and staged loading to ensure accurate and efficient data movement across environments.
Performed data validation, incremental data processing, and query optimization to support reporting and analytics requirements. Collaborated in building reliable ETL pipelines, monitoring workflows, and maintaining data consistency and integrity for scalable data operations.

Data Engineering Intern - Boolean Data Systems - Hyderabad

(2025-12 - 2026-02)

Earned the Snowflake SnowPro Core certification within a 2-month internship period, while gaining foundational knowledge of Snowflake concepts including data warehousing principles, SQL querying, data loading, and cloud-based architecture. Developed a strong understanding of core platform capabilities through structured learning and hands-on practice.
Worked on a proof-of-concept (POC) during the internship involving data migration from IMS Microsoft SQL Server and Odoo ERP to Snowflake. Supported data ingestion, transformation, validation, and ETL workflows using AWS services, including Amazon S3 for staging and Snowpipe for automated incremental data loading, enabling efficient reporting and analytics in Snowflake.