Senior Developer
India
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Job Description
Senior Developer
Madurai, Tamil Nadu

Job Summary

Job Title: ETL Developer (Snowflake Experience Required) 
Job Summary
We are seeking an experienced ETL Developer with strong expertise in Snowflake to design, develop, and maintain scalable data pipelines and data warehouse solutions. The ideal candidate will have hands-on experience with ETL/ELT processes, cloud data platforms, and performance optimization in Snowflake.

Key Responsibilities

Key Responsibilities
•    Design, develop, and maintain ETL/ELT pipelines using Snowflake.
•    Build and optimize data models (Star/Snowflake schema).
•    Develop and maintain data ingestion workflows from multiple data sources (APIs, databases, flat files, streaming).
•    Write complex SQL queries, stored procedures, and Snowflake tasks.
•    Implement data quality checks and validation processes.
•    Optimize Snowflake performance (clustering, partitioning, query tuning).
•    Manage Snowflake objects (warehouses, databases, schemas, roles).
•    Work with cloud platforms like AWS/Azure/GCP.
•    Collaborate with data analysts, data scientists, and business stakeholders.
•    Ensure data governance, security, and compliance standards are met.
•    Troubleshoot and resolve production data issues.

Skill Requirements

Required Skills & Qualifications
•    4+ years of experience in ETL/Data Engineering.
•    Strong hands-on experience with Snowflake Cloud Data Platform.
•    Expertise in SQL (advanced queries, performance tuning).
•    Experience with ETL tools such as Informatica, Talend, SSIS, or Matillion.
•    Experience in ELT and modern data warehousing concepts.
•    Knowledge of cloud platforms (AWS/Azure/GCP).
•    Experience with data modeling techniques.
•    Understanding of data security and access control.
•    Experience with version control tools (Git).
•    Strong problem-solving and analytical skills.

Other Requirements

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Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.