Senior Software Engineer - Full stack

Responsibilities

• Own end-to-end delivery for defined product areas, contributing across backend, frontend, and data workflows.
• Design and build RESTful APIs using Python on AWS Lambda and API Gateway.
• Develop and maintain React and TypeScript frontend components for reporting and analytics.
• Implement business logic and data access layers integrated with relational databases and S3.
• Contribute to ETL and data pipeline development.
• Write and maintain automated tests and ensure code quality through CI/CD pipelines.
• Participate in architecture discussions, sprint planning, and code reviews.
• Support and mentor Software Engineers within the squad.

Requirements

• 5+ years of professional software engineering experience delivering production systems.
• Strong Python backend expertise (AWS Lambda, API Gateway, boto3).
• Solid experience building React and TypeScript frontend applications.
• Proven experience with AWS serverless architectures in production.
• Hands-on experience with relational databases (PostgreSQL or SQL Server).
• Experience with automated testing frameworks (pytest, moto).
• Proficiency in CI/CD and modern DevOps practices.
• Demonstrated ability to implement AI-powered solutions and use AI tools to enhance efficiency.
• Bachelor’s degree in Computer Science, Engineering, or a related technical discipline.

Preferred Qualifications

• Exposure to AWS Glue, Step Functions, or AWS Batch.
• Experience with data pipelines or ETL development in Python.
• Familiarity with Infrastructure as Code (AWS CDK or Terraform).
• Interest in LLM integration, agentic workflows, or AI-native application patterns.
• Experience working on financial data products or analytics platforms.

About the Company

Moody's is a global leader in ratings and integrated risk assessment. We are transforming how the world sees risk by advancing AI to move from insight to action, helping our clients navigate uncertainty with clarity, speed, and confidence.