Surya Prasannah
Verified Expert in Engineering
Data Engineer and Developer
Coimbatore, Tamil Nadu, India
Toptal member since February 3, 2026
Surya is a data engineer with 5+ years of experience in designing and developing end-to-end data pipelines for ETL and ELT processing. Proficient in cloud data warehouses such as Snowflake and object storage systems such as AWS S3, he holds the distinguished SnowPro Advanced Architect certification. Using SQL, Python, and DBT, Surya excels at streamlining data processing across multiple cloud platforms.
Portfolio
Experience
- Snowflake - 5 years
- Python Script - 5 years
- SQL - 5 years
- AWS IAM - 3 years
- Data Build Tool (dbt) - 3 years
- Linux - 2 years
- Docker - 1 year
- AWS Lambda - 1 year
Preferred Environment
Linux, Windows, MacOS
The most amazing...
...utility I've developed deploys pipeline JSON scripts in bulk from the development and testing servers to the production server.
Work Experience
Senior Data Engineer
Tech Mahindra
- Developed Snowflake stored procedures, views, and tables to be used in different project deliveries. Created and updated dbt models that followed SCD Type 1 and Type 2.
- Fixed user incidents in the production environments related to data and fixed job failures in the dbt tool to enable seamless daily data flow.
- Handled the release of a project end to end from the staging layer to the data mart layer by creating dbt models and orchestration jobs in dbt Cloud, with successful handover to the support team after initial deployment.
Snowflake Developer
Accenture
- Developed a utility that would parse the logic of a particular field from a dbt model, which helped us with preparing an artifact of all the fields with the logic used in our dbt models.
- Fixed 100+ bugs raised in Jira related to discrepancies between the functional requirement and the technical implementation.
- Delivered 150+ Jira User stories by translating the functional business requirements into dbt code and ensuring smooth deployment in the Snowflake cloud.
Data Engineer
Cognizant
- Developed Python scripts to compare source and target data between Teradata and Snowflake systems, assisting in identifying discrepancies in ETL processes across the platforms.
- Fixed 50+ user incidents related to job failures and data quality issues in the production environment.
- Handled the delivery of 4,000+ applications from a legacy daemon process to our clients' ETL tool.
Experience
Copy Index | Bank Nifty
Certifications
SnowPro Advanced Architect
Snowflake
Skills
Tools
AWS IAM
Languages
Snowflake, Python Script, SQL, Python
Storage
Databases, Google Cloud, Teradata
Paradigms
ETL
Platforms
Linux, Docker, Kubernetes, AWS Lambda, Windows, MacOS
Other
Data Engineering, Data Build Tool (dbt), Data Warehousing, System Administration, Amazon API Gateway, Unix Shell Scripting
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