Lead​/Senior Python Developer; Python, AWS, Microservices

Position: Lead/Senior Python Developer (Python, AWS, Microservices)
Overview

Who we are

Collaborative. Respectful. A place to dream and do. These are just a few words that describe what life is like  one of the world's most admired brands, Toyota is growing and leading the future of mobility through innovative, high-quality solutions designed to enhance lives and delight those we serve. We're looking for talented team members who want to Dream. Do. Grow.

with us.

An important part of the Toyota family is Toyota Financial Services (TFS), the finance and insurance brand for Toyota and Lexus in North America. While TFS is a separate business entity, it is an essential part of this world-changing company- delivering on Toyota's vision to move people beyond what's possible. At TFS, you will help create best-in-class customer experience in an innovative, collaborative environment.

JOB DESCRIPTION SECTION

W
ho we are

Collaborative. Respectful. A place to dream and do. These are just a few words that describe what life is like  one of the world's most admired brands, Toyota is growing and leading the future of mobility through innovative, high-quality solutions designed to enhance lives and delight those we serve. We're looking for diverse, talented team members who want to Dream. Do.

Grow. with us.

To save time applying, Toyota does not offer sponsorship of job applicants for employment-based visas or any other work authorization for this position at this time.

Who we're looking for

Toyota Financial Services is seeking a motivated Senior Software Engineer with expertise in Python, FastAPI , AWS Glue Catalog, PyIcebeg , AWS S3, AWS Glue ETL, ECS Fargate and real-time streaming using AWS MSK. You will design, build, and support a scalable, serverless Data Lake platform leveraging Lambda, ECS containers, and API Gateway to enable real-time analytics and data processing. This role requires strong knowledge of microservices, AWS infrastructure setup, and architectural decision-making to deliver efficient, secure, and scalable solutions.

As a hands-on tech lead, you will guide a squad of engineers and collaborate closely with architects, business stakeholders, and data governance teams to build robust data services and APIs.

What you'll be doing

Lead/Senior Python Developer (Python, AWS, Microservices) - Requirements

Backend/API Development

• Build and maintain RESTful APIs with Python, containerized and deployed on AWS ECS Fargate.

• Design clean contracts and versioned APIs; document with Open API/Swagger.

Data Engineering Development

• Design and develop Python-based ETL pipelines using AWS Glue ETL and Glue Catalog to efficiently ingest, parse, and transform diverse data sources.

• Implement robust Python file parsing mechanisms to handle structured and unstructured data with accuracy. Ensure data quality and integrity through comprehensive auditing and data quality (DQ) checks integrated within the ETL workflows.

• Design and develop an AWS S3 to Snowflake integration that leverages PyIceberg for efficient file format management and data versioning.

AWS & Infrastructure

• Configure API Gateway for secure routing, throttling, authentication/authorization.

• Use IAC (Terraform or AWS Cloud Formation) for ECS/Fargate, API Gateway, IAM , networking .

• Utilize AWS services: S3, Lambda, Open Search/Elasticsearch, Cloud Watch, Bedrock.

CI/CD, Quality, and Testing

• Build CI/CD pipelines (Git Hub Actions, Jenkins, or Code Pipeline ) for automated build/test/deploy; use Git Hub/Git Lab and artifact repos (e.g., Artifactory).

• Write unit, integration, and end-to-end tests with pytest ; automate regression tests with QA.

• Perform load/stress testing; analyze performance and reliability metrics.

Observability & Operations

• Implement centralized logging and metrics (Cloud Watch, Dynatrace; Elasticsearch/Open Search if needed); set up SLIs/SLO-based alerts.

• Troubleshoot incidents using logs, traces, and metrics; proactively address bottlenecks.

• Security & Governance

• Implement SSO/OAuth2/JWT; follow AWS and Mule Soft integration security best practices where applicable.

• Apply API application guardrails for safe, compliant usage; manage secrets and dependency scanning.

Leadership & Delivery

• Own technical direction and architecture working with architecture group and Principal engineer for Python-based microservices and AWS services integrations with AWS Data Lake.

• Break down roadmaps into milestones; drive estimations, delivery predictability, and risk management.

• Lead design reviews, establish engineering standards, and approve critical architectural decisions.

• Mentor engineers; provide feedback and growth plans; foster high-quality code and documentation.

What you bring

• Education:
  
  Bachelor's or higher in Computer Science, Information Systems, Data Engineering, or related field (or equivalent experience).

• Python Expertise:
  Strong experience building backend services and RESTful APIs with Python ( FastAPI ) and documenting with OpenAPI /Swagger.

• Data Engineering:
  Strong Experience in building ETL pipelines using Glue ETL, Glue Catalog, AWS S3, Lambda and…