QualMinds - Snowflake Data Engineer - Python/SQL/ETL

QualMinds; Hyderabad; On-site; INR 1,000,000 - 2,000,000; Full time

Job summary

QualMinds is looking for an experienced Snowflake Developer / Senior Data Engineer in Hyderabad, India. The ideal candidate will have 5-10 years of data engineering experience with expertise in building scalable data pipelines and optimizing Snowflake environments.

This role includes designing data models, maintaining ETL pipelines, and ensuring data security through RBAC, making it critical for delivering high-quality data solutions.

Qualifications

• 5 to 10 years of experience in Data Engineering or related roles.
• 3+ years hands-on experience working with Snowflake.
• Strong expertise in SQL, stored procedures, and performance tuning.

Responsibilities

• Design and develop scalable Snowflake data models.
• Build and maintain ETL/ELT pipelines using Snowflake SQL.
• Implement RBAC for security and access control.

Skills

Snowflake

SQL

Data Engineering

Azure Data Factory

Problem-solving

Data Governance

Education

Bachelor's or Master's degree in Computer Science or related field

Tools

Matillion

Snowpipe

Job description

About QualMinds

We at QualMinds design & develop world‑class digital products and custom software for Startups, Scale‑ups & Enterprises with our world‑class engineering team. We assemble a great team of frontend, backend, full‑stack, QA automation, UI/UX, DevOps, data science, machine learning, and agile experts to help our clients propel their pursuit of digital excellence. Our engineering community at QualMinds is always passionate about building customer‑centric software with the highest quality, performance, security, scalability, and lowest failure rates.

We are looking for an experienced Snowflake Developer / Senior Data Engineer with strong expertise in building scalable data pipelines, optimizing Snowflake environments, and delivering high‑quality data solutions. The ideal candidate will have 5‑10 years of hands‑on experience in data engineering with a deep understanding of Snowflake, SQL, and cloud‑based ETL tools.

Key Responsibilities

Snowflake Development & Architecture

• Design and develop scalable Snowflake data models including fact, dimension, and staging layers.
• Define and implement clustering keys, partition strategies, and effective micro‑partition usage for large tables.
• Optimize Snowflake storage and compute architecture based on business workloads.

Data Ingestion & Pipeline Development

• Build and maintain ETL/ELT pipelines using Snowflake SQL, Snowpipe, Azure Data Factory (ADF), Matillion.
• Implement incremental / delta load mechanisms and ensure data freshness.
• Perform data validation, deduplication, and consistency checks across sources and targets.

SQL & Stored Procedure Development

• Write complex SQL queries, views, and stored procedures using Snowflake Scripting and JavaScript.
• Conduct SQL performance tuning and query optimization.

Performance Tuning & Optimization

• Analyze and troubleshoot slow‑running queries using Query Profile and Snowflake monitoring tools.
• Optimize performance through warehouse sizing, caching strategies, micro‑partition pruning, and query structure improvements.
• Ensure efficient resource consumption and cost optimization.

Security, Governance & Access Control

• Implement and maintain RBAC (Role‑Based Access Control).
• Manage roles, users, privileges, and secure data sharing.
• Ensure compliance with organizational security standards and best practices.

Monitoring, Troubleshooting & Operations

• Implement robust error handling including logging, retry mechanisms, and alerting.
• Monitor pipeline performance and proactively identify issues.
• Collaborate with cross‑functional teams for requirement gathering, solution design, and production support.

Required Skills & Qualifications

• 5 to 10 years of experience in Data Engineering or related roles.
• 3+ years hands‑on experience working with Snowflake.
• Strong expertise in SQL, stored procedures, and performance tuning.
• Hands‑on experience with ETL/ELT tools such as Azure Data Factory, Matillion, or Snowpipe.
• Solid understanding of data warehousing concepts, dimensional modeling, and data architecture.
• Experience with RBAC, security best practices, and data governance.
• Familiarity with cloud platforms (Azure/AWS/GCP preferred).
• Strong debugging, problem‑solving, and analytical skills.
• Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or related field.

Preferred Skills

• Experience with Python or PySpark for data pipeline development.
• Exposure to CI/CD, DevOps practices, and Git‑based development workflows.
• Knowledge of monitoring tools and performance analytics.