Senior Python Engineer (Remote)

You own the transaction monitoring part of the platform and you will work on improving stability and observability of the owned services. You maintain code to high quality standards and participate in end to end feature design and implementation. You will code, debug, test and deliver features and improvements continuously. You will provide code reviews and constructive feedback to other team members. You will perform performance optimizations including database queries optimizations and refactor code as necessary.

Responsibilities

• Owning the transaction monitoring part of the Crystal platform
• Improving stability and observability of the owned services
• Maintaining code to high-quality standards
• End-to-end feature design and implementation
• Coding, debugging, testing and delivering features and improvements in a continuous manner
• Providing code reviews, assistance and constructive feedback to other team members
• Performance optimizations (including database queries optimizations)
• Refactoring code as necessary

Requirements

• 8+ years of commercial experience developing Python backend services and APIs for the web
• Solid software architecture skills
• Strong knowledge of SQL/NoSQL databases and data architecture, including PostgreSQL
• Knowledge of testing principles at different levels of the system
• Experience in developing client-facing solutions
• Experience with distributed systems
• Product-oriented mindset
• Proficiency in English

Benefits

• AI tool of your choice: Cursor or Claude Code