Riya Talreja
Data Engineer | ETL/ELT Pipelines | PySpark, SQL, Databricks, Looker, OpenSearch | Data Quality & Optimization
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About
Data Engineer with 3.5 years of experience designing, optimizing, and maintaining scalable data pipelines in cloud environments. Strong expertise in Python, SQL, PySpark, and Databricks for building high-performance ETL workflows. Proven track record of improving data quality, automating validation frameworks, and reducing manual investigation efforts. Experienced in cloud-based data architecture, distributed processing, and performance tuning.
Experience
Data Engineer-SE at TimeTec Visionsoft Pvt. Ltd. (2024-01 – Present)
Project: Data OS – Data Products Platform(Client: HP)
- Designed and optimized scalable ETL pipelines using PySpark and Spark SQL on Databricks.
- Resolved complex data quality issues (schema drift, data loss, validation failures), reducing validation errors by 30%.
- Built automated triage workflows to minimize manual investigation effort and improve turnaround time.
- Developed reusable data profiling and validation frameworks with monitoring via Looker and OpenSearch.
- Collaborated with cross-functional teams to strengthen data governance and reliability standards.
Data Engineer- JSE at TimeTec Visionsoft Pvt. Ltd. (2023-01 – 2024-01)
Project: HP Data OS – Data Products Platform
- Assisted in development and maintenance of batch ETL pipelines in cloud environments.
- Performed root cause analysis using Spark SQL and Databricks.
- Implemented data validation checks and supported issue resolution processes.
- Contributed to performance tuning and optimization of Spark jobs.
Graduate Engineering Trainee | Embedded Developer -R&D at Lipi Data Pvt. Ltd. (2022-08 – 2022-12)
- Developed Embedded C firmware for STM32 microcontrollers.
- Contributed to controller logic for e-voting systems and peripheral integration.
Intern | Embedded Development – R&D at Lipi Data Pvt. Ltd. (2021-09 – 2022-07)
- Built firmware for PIC16 microcontrollers.
- Designed an LED matrix display module deployed in metro systems and vending machines.
Education
B.Tech in Electronics and Communications – Techno India NJR Institute of Technology (2018 – 2022)
