Software Developer / Python Developer

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Job ID: 1258, 1259

Position: Software Developer / Python Developer

Client: Freddie Mac

Location: McLean, VA (Onsite)

Duration: 6 Months (with possible extension)

Pay Rate: $60-70/hr. on W2 OR $70-80/hr. on c2c

Visa: GC-EAD & -EAD (Locals)

MOI: 2 round, last round onsite

Best if they are from backing background.

Must Have Qualifications

Minimum 6 years of hands-on Python development experience (Mandatory)

Strong expertise in Python programming

Strong experience with SQL and relational databases (Snowflake, Databricks, or SQL Server)

Hands-on experience with ETL application development, refactoring, and modernization

Strong experience with unit testing frameworks (Pytest) and automated test coverage

Solid experience with Git (version control in team environments)

Experience with data processing libraries (pandas, numpy)

Experience with containerization tools (Docker, Kubernetes or Podman) 1 2 years required

Experience in end-to-end testing and data integrity validation

Job Description

• Refactor and modernize existing components of an ETL application to improve maintainability, performance, and scalability
• Perform end-to-end testing to verify accuracy of all layers and perform parallel testing to ensure data integrity of the new system
• Establish metrics and monitoring systems to evaluate effectiveness of implemented solutions
• Diagnose and resolve defects, eliminate technical debt in new solution, and drive continuous improvements aligned with software engineering best practices
• Write clean, robust, high-quality code following best practices, supported by automated unit and integration tests with strong coverage
• Coordinate with team members across different layers of the stack (data, services, APIs, and infrastructure) to deliver end-to-end solutions
• Assist with infrastructure upgrades, platform migrations, and adoption of new technologies to improve reliability, security, and operational efficiency
• Contribute to design discussions, code reviews, and documentation
• Demonstrate commitment to collaborative problem-solving, thoughtful design, and high-quality deliverables
• Document findings and outcomes to build a knowledge base for future reference
  
  

Qualifications

• Hands-on software development experience using Python programming
• Skilled in pandas and numpy Python libraries
• 2 3 years of experience using Git for source control in a team-based development environment
• 2 3 years of experience with SQL and relational database development
• 1 2 years of experience with containerization and orchestration technologies (Docker, Podman, Kubernetes)
• 2 3 years of experience with unit testing frameworks (Pytest) and automated test coverage
• Strong oral and written communication skills
• Strong team collaboration skills
• Strong critical thinking and problem-solving skills
• Familiarity with Agile development processes
  
  

Preferred Skills

• Graduate degree in Information Technology, Computer Science, or related field
• Experience engaging with team members to gather requirements, align priorities, and drive delivery
• Exposure to product and project management tools (e.g., JIRA) for planning and tracking
• Relevant technical certifications