Python Developer (Level 3) - API/FAST API + AI/LLM (5-8 Years)

Fisec Global

Python Developer (Level 3) - API/FAST API + AI/LLM (5-8 Years)

Location: Dallas, TX or Charlotte, NC

Work Type: W2 Only

No. of Positions: 5

Experience Level: Level 3 (5-8 Years)

Key Responsibilities
• Develop, maintain, and optimize Python-based backend applications
• Design and implement FAST API integrations and RESTful APIs
• Build and integrate back-end services with internal and external systems
• Work closely with data and platform teams to enable end-to-end system functionality
• Implement scalable, secure, and reliable integration patterns
• Contribute to AI/LLM-based features using LangChain, MCP, or similar frameworks
• Debug, troubleshoot, and resolve complex integration and performance issues
• Collaborate with cross-functional teams in an Agile environment
• Write clean, maintainable code following best practices

Required Skills (Must-Have)
• 5-8 years of experience in Python development
• Strong hands-on experience with FAST API and building REST APIs
• Experience with API Integrations (internal/external, auth flows, payload transformations)
• Solid understanding of backend fundamentals: multithreading, async processing, error handling
• Strong experience with relational databases, SQL, and ORM frameworks
• Familiarity with CI/CD pipelines, Git, and deployment processes

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Vacancy posted 3 days ago

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