Backend Developer – Python/FastAPI - Perm

Key Responsibilities: Develop secure and scalable backend applications using Python and FastAPI. Build and maintain REST APIs, database components, and system integrations. Convert approved business requirements into reliable system functions. Integrate the Core System with internal applications and external service providers. Perform unit testing, debugging, performance optimization, and defect resolution. Apply authentication, authorization, validation, logging, and audit-trail requirements. Support data migration, user acceptance testing, deployment, and production issues. Prepare and maintain technical and API documentation. Requirements: Bachelor's degree in Computer Science, Software Engineering, or a related field. Practical experience in Python, FastAPI, REST APIs, and relational databases. Knowledge of SQL, Git, API security, automated testing, and containerization. Understanding of system integrations and financial transaction processing is preferred. Strong analytical, troubleshooting, and problem-solving skills.