Senior Python Full Stack Developer

 Senior Python Full Stack Developer

6 Months contract –   Extension long term

McLean , VA – On-site   M-F  

Interview Type: In Person

Must Have Qualifications:

• 5+ years’ experience of software development experience using Python.
• Must have hands on experience with Python, Git, unit testing and databases technologies including snowflake, Databricks, or SQL server.
• 1 – 2 years of experience working with containerization tools (e.g. Docker, Kubernetes)

Job Description:

Position Overview

• currently seeking a Sr. Software Developer who can contribute to the firm’s data modernization initiative.
• The developer will be involved in developing and enhancing core features of cohorting engines to source data from Enterprise warehouse to support close of business activities and ensure the integrity, accuracy, and timeliness of outputs.
• The developer will also collaborate closely with other team members to implement ETL capabilities, add quality control reports, and perform data profiling to meet project requirements.

Responsibilities

• 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 the effectiveness of the implemented solutions.
• Diagnose and resolve defects, eliminate technical debt in new solution, and drive continuous improvements to ensure alignment 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 a 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
• Candidate should be 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 (e.g., Docker, Podman, Kubernetes).
• 2–3 years of experience with unit testing frameworks (e.g., Pytest) and implementing automated test coverage.
• Good oral, written communication skills and team collaboration skills.
• Strong critical thinking, problem-solving skills, and familiarity with Agile development processes.