Senior Python Developer (Platform SDK & Tooling)

About the Position

We’re looking for a Senior Python Developer (Platform SDK & Tooling) to build and evolve core SDKs and developer tooling for a cloud-native platform.

This role focuses on designing clean, reliable, and well-typed Python interfaces for interacting with platform services, with a strong emphasis on async programming, developer experience, and observability. You’ll work closely with cloud infrastructure and AI-related systems, enabling other engineers to build on top of the platform efficiently.

Responsibilities

• Design and develop Python SDKs and internal tooling for platform services
• Implement advanced async workflows using modern Python (3.12+)
• Build and maintain typed data models and validation layers using Pydantic v2
• Integrate with AWS services (Secrets Manager, STS, S3) via boto3
• Add and maintain OpenTelemetry instrumentation for SDKs and services
• Develop and maintain unit and integration tests (pytest, pytest-asyncio)
• Ensure clean packaging and dependency management (pyproject.toml, uv)
• Collaborate with platform teams to improve developer experience and API usability
• Contribute to CI/CD pipelines and testing strategy

Requirements

• Python 3.12+ (advanced async/await patterns)
• Pydantic v2 schema design and validation
• pytest / pytest-asyncio (unit and integration testing)
• AWS SDK (boto3) - Secrets Manager, STS, S3
• OpenTelemetry instrumentation (ADOT)
• uv package manager / pyproject.toml packaging

Experience:

• 5+ years Python backend development
• AWS services production experience (Secrets Manager, S3, IAM)
• Async Python programming patterns (asyncio, async/await)
• Test-driven development and CI pipeline integration

Will be a plus:

• LangGraph or Strands Agents SDK (willing to learn on the job)
• AWS Bedrock / AgentCore Runtime exposure
• hypothesis / property-based testing

What it’s like to work at Intellias

At Intellias, where technology takes center stage, people always come before processes. By creating a comfortable atmosphere in our team, we empower individuals to unlock their true potential and achieve extraordinary results. That’s why we offer a range of benefits that support your well-being and charge your professional growth.

We are committed to fostering equity, diversity, and inclusion as an equal opportunity employer. All applicants will be considered for employment without discrimination based on race, color, religion, age, gender, nationality, disability, sexual orientation, gender identity or expression, veteran status, or any other characteristic protected by applicable law.

We welcome and celebrate the uniqueness of every individual. Join Intellias for a career where your perspectives and contributions are vital to our shared success.