Senior AI Engineer (Python Advanced)

Location: Colombia

Department: Data Science

We are:
Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there’s no limit to what we can achieve

Are you a fit?
Sounds awesome, right? Now, let’s make sure you’re a good fit for the role:

Key Responsibilities:

• Design, develop, and maintain production-grade REST and WebSocket APIs using FastAPI, with async patterns, WebSockets, JWT middleware, Pydantic validation, and server lifecycle management.
• Operate and manage AWS Cloud Services (DynamoDB, ECS, IAM, Bedrock) ensuring availability, security, and scalability.
• Implement LLM and AI Agent architectures, including prompt engineering, model selection (light vs heavy), and multi-step orchestration flows with frameworks such as LangChain or CrewAI.
• Ensure code quality through robust testing (pytest, pytest-asyncio, AWS mocking with moto, factories with polyfactory, freezegun) and maintain CI/CD pipelines in GitHub Actions.

Must-have Skills:

• Advanced experience in Python Backend with FastAPI and deep understanding of ASGI.
• Hands-on experience operating AWS services (DynamoDB, ECS, IAM).
• Strong knowledge of LLMs, AI Agent frameworks, and applied prompt engineering.
• Proven ability to write and maintain unit and integration tests from day one.
• Experience with CI/CD pipelines (GitHub Actions).

Nice-to-have:

• AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows. 

What we offer:

• A High-Impact Environment
• Commitment to Professional Development
• Flexible and Collaborative Culture
• Global Opportunities
• Vibrant Community
• Total Rewards

*Specific benefits are determined by the employment type and location.

Find out more about our culture here.