Job Title: Python Engineer Location: Hybrid in Redmond, WA | Seattle, WA | Boston, MA | New York, NY | Menlo Park, CA Duration: 2 Years (W2 Only) About the Role Our Client is seeking a highly skilled Python Engineer to join a dynamic team focused on product tracking as part of a broader reorganization under new leadership. This is an exciting opportunity to contribute to cutting-edge technologies while working in a highly collaborative environment. The team is actively growing and is looking to bring in a contingent worker (CW) for a long-term engagement involving critical back-end and systems-level development. Responsibilities • Design, develop, and maintain production-quality code in 100% Python. • Build and optimize distributed systems and integrate with non-Python APIs. • Apply strong OOP principles and manage concurrency in large-scale applications. • Perform in-depth debugging and troubleshooting in complex environments. • Contribute to technical discussions and collaborate effectively with cross-functional teams. • Write comprehensive unit and integration tests to ensure robust performance. • Participate in a rigorous coding test as part of the hiring process. Required Qualifications • Expert-level proficiency in Python with proven experience in large-scale, production-grade environments. • Strong understanding of object-oriented programming, concurrency, and distributed systems. • Hands-on experience working with non-Python APIs. • Excellent debugging and problem-solving skills. • Demonstrated ability to write clean, efficient, and well-tested code. Preferred Skills • Familiarity with the Scientific Python stack (e.g., SciPy). • Working knowledge of PyTorch (even though the role is not ML-heavy). Team Culture • Strong emphasis on collaboration and communication. • Encourages idea-sharing and values individuals who are engaged, proactive, and not siloed. • Looking for team players who combine technical depth with interpersonal skills.