VAISHAKH V NAIR
Chennai
Summary
Dynamic Programmer Analyst at Cognizant Technology Solutions with expertise in SQL and API Development. Successfully designed and implemented scalable ETL pipelines and integration solutions, enhancing data processing efficiency. Proven ability to collaborate effectively with cross-functional teams, driving impactful results in cloud environments.
Overview
5
5
years of professional experience
Work History
Programmer Analyst
Cognizant Technology Solutions
Chennai
12.2022 - Current
- Developed and supported enterprise integration solutions using IICS, Apigee, and APIM.
- Built and maintained ETL pipelines for data ingestion, transformation, and loading across cloud platforms.
- Worked on API lifecycle management, security policies, routing, monitoring, and performance optimization.
- Designed Databricks notebooks using PySpark and DataFrames for large-scale data processing.
- Implemented Delta Lake concepts including MERGE operations, incremental loads, and data quality validations.
- Collaborated with business and technical teams to deliver scalable data and integration solutions.
Associate Technical Cloud Consultant Intern
HighRadius
08.2021 - 12.2021
- Supported cloud solution design, implementation, and technical support to enhance user experience.
- Conducted research, troubleshooting, and cloud architecture analysis to identify optimization opportunities.
Education
B.Tech - Computer Science & Engineering
SRM Institute of Science And Technology
Chennai01-2022
Skills
- SQL
- Python
- Databricks
- PySpark
- Delta Lake
- ETL/ELT
- Data Integration
- Data Warehousing
- Data Pipelines
- Azure Cloud
- API Development
- API Management
- Power BI
- Git
- MySQL
Timeline
Programmer Analyst
Cognizant Technology Solutions
12.2022 - Current
Associate Technical Cloud Consultant Intern
HighRadius
08.2021 - 12.2021
B.Tech - Computer Science & Engineering
SRM Institute of Science And Technology
Project Highlights
Databricks Data Engineering Project, Developed ingestion and transformation pipelines using PySpark and Delta Lake., Implemented SCD Type 1 processing using Delta MERGE operations., Orchestrated workflows with task dependencies and automated data validation checks., Optimized data processing using DataFrames and partitioning strategies.
Personal Information
Title: Programmer Analyst
Certifications And Achievements
- NPTEL – Cloud Computing & Data Science
- Azure Cloud Computing Internship (Verzeo)
- TCS NQT (Cognitive Skills) – A Grade
Project Highlights
Databricks Data Engineering Project, Developed ingestion and transformation pipelines using PySpark and Delta Lake., Implemented SCD Type 1 processing using Delta MERGE operations., Orchestrated workflows with task dependencies and automated data validation checks., Optimized data processing using DataFrames and partitioning strategies.