python developer in fintech

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• Build data processing workflows with Python and manage virtual environments
• Craft and fine-tune SQL queries for trading databases
• Collaborate through Git, including branching, Pull Request creation, and code reviews
• Work on CI/CD pipelines, including builds, testing, deployments, and rollbacks
• Examine large and complex datasets, including loan-level tapes and model outputs
• Cross-check results from multiple sources and investigate discrepancies
• Document and clarify variances identified during data reconciliation

• At least 7 years of experience as a Python Developer
• Strong command of Python, Pandas, and NumPy
• Ability to use conda, poetry, and uv to manage packages and virtual environments
• Expertise in crafting and refining SQL queries
• Experience handling large, unstructured datasets such as loan-level tapes and model outputs
• Ability to reconcile two sets of results and explain the reasons for differences
• Hands-on experience with Git, including branching, Pull Requests, and code reviews
• English proficiency at B2+ level or higher
• Будет плюсом: Familiarity with SQL Server/T-SQL, comfort with the Linux command line, SSH, and hybrid Windows/Linux file shares (SMB/NFS), knowledge of CI/CD pipelines including builds, testing, deployment, and rollback procedures, foundational understanding of fixed income concepts including price/yield relationships, duration and convexity, spread types (OAS, Z spread), the distinction between coupon and yield, and accrued interest

• Work hours extend to 8–9 PM