Senior Python Developer

Overview

This role is for a Senior Python Developer on a contract basis in Chicago, IL, offering competitive pay. Key skills include 10 years of Python experience, Azure proficiency, Postgre

SQL, ETL pipeline development, and familiarity with Dev Ops practices. A Bachelor's degree is required.

• Design, develop, and maintain Python-based applications and microservices.
• Build and optimize ETL pipelines using Pandas, Num Py, and SQL Alchemy for data processing, transformation, and analysis.
• Manage SQL databases (e.g., Postgre
  
  SQL, MySQL, SQL Server), including schema design, query optimization, and performance tuning.
• Deploy and manage cloud-native solutions on Microsoft Azure (e.g., Azure Functions, Azure SQL, Azure Data Factory, Blob Storage).
• Implement data validation, testing, and monitoring frameworks to ensure data integrity and system reliability.
• Collaborate with data scientists, analysts, and engineers to translate business requirements into scalable technical solutions.
• Mentor junior developers and advocate for best practices in coding, security, and CI/CD.

• Experience:
  
  10 years in Python development with 3 years focused on data engineering/analytics.
• Technical:
  Proficiency in Pandas, Num Py, and data manipulation libraries; advanced SQL skills (complex queries, indexing, stored procedures) and ORM tools (SQL Alchemy).
• Databases:
  Postgre
  
  SQL, MySQL, SQL Server; schema design, query optimization, and performance tuning.
• Cloud:
  Hands-on experience with Azure services (Azure Functions, Azure SQL, Data Lake, Synapse).
• Data Pipelines:
  Experience building batch and real-time ETL workflows.
• Tools:
  Git, Docker, CI/CD pipelines (Azure Dev Ops), and Linux/Unix environments.
• Soft Skills:
  
  Problem-solving, communication, and teamwork abilities.
• Education:
  
  Bachelor’s degree in Computer Science, Engineering, or a related field.

• Azure certifications (Azure Data Engineer, Azure Developer).
• Experience with PySpark, Apache Airflow, or Kafka.
• No
  
  SQL databases (Cosmos DB).
• Dev Ops practices (Infrastructure as Code, Terraform).
• Exposure to machine learning frameworks (scikit-learn).

• Job Type: Contract
• Location:
  
  Chicago, IL — On-site