Big Data Engineer - Python

Qcentrio; Gurugram District; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Qcentrio is seeking an experienced Data Engineer with 5+ years to design and build scalable ETL pipelines, manage large datasets, and support critical business functions. You will work with Azure (preferred) and Spark/Hadoop, implementing data lakehouse architectures and ensuring data quality and security.

Collaborate with data science and analytics teams in a fast-paced environment. Strong Python/SQL skills and cloud experience are required, along with problem-solving abilities and effective

Qualifications

• 5+ years of hands-on data engineering experience.
• Strong Python and SQL proficiency.
• Experience with Spark/Hadoop for large-scale data.
• Cloud experience: Azure preferred, AWS/GCP acceptable.
• Experience with data lake/lakehouse architectures.
• Knowledge of ETL/ELT design and data quality.

Responsibilities

• Design and develop scalable ETL/ELT pipelines for huge data volumes.
• Model data for performance, scalability, and usability.
• Build and optimize data workflows on cloud infrastructure.
• Leverage Spark and Hadoop for large-scale processing.
• Develop and manage data lake/lakehouse architectures.
• Ensure data quality, security, and governance.
• Collaborate with data science, analytics, and software engineering teams.

Skills

Python

SQL

Big data engineering

Apache Spark

Hadoop

Azure

AWS

GCP

Data lake/lakehouse architectures

Tools

Apache Airflow

Azure Data Factory

CI/CD

DevOps practices

Data governance tools

Job description

We are seeking an experienced and driven Data Engineer with 5+ years of hands-on experience in building scalable data infrastructure and systems. You will play a key role in designing and developing robust, high-performance ETL pipelines and managing large-scale datasets to support critical business functions. This role requires deep technical expertise, strong problem-solving skills, and the ability to thrive in a fast-paced, evolving environment.

Key Responsibilities :

• Design, develop, and maintain scalable and reliable ETL/ELT pipelines for processing large volumes of data (terabytes and beyond).
• Model and structure data for performance, scalability, and usability.
• Work with cloud infrastructure (preferably Azure) to build and optimize data workflows.
• Leverage distributed computing frameworks like Apache Spark and Hadoop for large-scale data processing.
• Build and manage data lake/lakehouse architectures in alignment with best practices.
• Optimize ETL performance and manage cost-effective data operations.
• Collaborate closely with cross-functional teams including data science, analytics, and software engineering.
• Ensure data quality, integrity, and security across all stages of the data lifecycle.

Required Skills & Qualifications :

• 7 to 10 years of relevant experience in bigdata engineering.
• Advanced proficiency in Python,
• Strong skills in SQL for complex data manipulation and analysis.
• Hands-on experience with Apache Spark, Hadoop, or similar distributed systems.
• Proven track record of handling large-scale datasets (TBs) in production environments.
• Cloud development experience with Azure (preferred), AWS, or GCP.
• Solid understanding of data lake and data lakehouse architectures.
• Expertise in ETL performance tuning and cost optimization techniques.
• Knowledge of data structures, algorithms, and modern software engineering practices.

Soft Skills :

• Strong communication skills with the ability to explain complex technical concepts clearly and concisely.
• Self-starter who learns quickly and takes ownership.
• High attention to detail with a strong sense of data quality and reliability.
• Comfortable working in an agile, fast-changing environment with incomplete requirements.

Preferred Qualifications :

• Experience with tools like Apache Airflow, Azure Data Factory, or similar.
• Familiarity with CI/CD and DevOps in the context of data engineering.
• Knowledge of data governance, cataloging, and access control principles.

Skills : Python,Sql,Aws,Azure, Hadoop.