Princeton IT Services, Inc ยท 5 months ago
SQL Developer with PySpark and Python
Princeton IT Services, Inc is seeking a highly skilled SQL Developer with strong expertise in PySpark and Python to support data engineering and analytics initiatives. The ideal candidate will develop and optimize complex SQL queries, build scalable data pipelines, and support the transformation and processing of large data sets in a distributed environment.
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Responsibilities
Design, develop, and maintain complex SQL queries and stored procedures to extract and transform data
Develop and optimize data pipelines using PySpark in distributed processing environments (e.g., Databricks, EMR, or Spark clusters)
Write modular, reusable Python scripts to support ETL workflows, data validation, and automation
Collaborate with data architects, analysts, and business stakeholders to understand data requirements and deliver high-quality solutions
Monitor and tune performance of queries and pipelines for efficiency and scalability
Ensure data quality and integrity across multiple data sources and systems
Participate in code reviews, documentation, and deployment processes
Qualification
Required
5+ years of experience in SQL development, including performance tuning and data modeling
3+ years of hands-on experience with PySpark for big data processing
Strong experience with Python, especially for data transformation and automation tasks
Experience working in cloud or distributed data platforms (e.g., Azure, AWS, or GCP environments)
Familiarity with version control (e.g., Git) and CI/CD practices for data pipelines
Excellent problem-solving, communication, and collaboration skills
Preferred
Experience with Databricks or other Spark-based data platforms
Knowledge of data lake, data warehouse, and real-time processing architectures
Experience with Apache Airflow, Snowflake, or similar technologies is a plus
Prior experience working in financial services, healthcare, or manufacturing domains is desirable
Company
Princeton IT Services, Inc
Princeton IT Services, Inc.
H1B Sponsorship
Princeton IT Services, Inc has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (10)
2024 (7)
2023 (2)
2022 (4)
2021 (7)
2020 (5)
Funding
Current Stage
Early StageCompany data provided by crunchbase