Senior Python Developer – AWS & Terraform

Position: Senior Python Developer – AWS & Terraform

Job Location: Austin, TX

Job Type: Full Time

Immediate Interview

Position Summary:

We are seeking a Senior Software Engineer to join our Data Acquisition Platform team, responsible for building and maintaining the infrastructure, APIs, and tooling that power PIMCO's data ingestion pipeline. You will contribute across a full-stack, multi-repo platform spanning cloud infrastructure, backend services, and front-end applications while mentoring junior engineers and raising the engineering bar through thorough, constructive code reviews.

Experience And Required Skill Sets:

• 6+ years of professional software engineering experience with a strong platform engineering focus.
• Proven ability to design scalable systems and architectures, beyond task-based implementation. Infrastructure as Code (Terraform)
• 3+ years of hands-on experience with Terraform, including module development, testing, and state management.
• Strong proficiency in Terraform constructs such as for_each, count, locals, dynamic blocks, and modular design.
• Experience in writing Terraform tests and managing CI/CD pipelines for infrastructure validation.

Cloud (AWS)

• Deep expertise in AWS services including Lambda, S3, DynamoDB, SQS/SNS, Step Functions,
• EventBridge, IAM, VPC, Secrets Manager, and SSM Parameter Store.
• Strong understanding of IAM best practices including least-privilege access, role assumption, and access control models.
• Familiarity with AWS Transfer Family (SFTP) and secure networking configurations.

Backend Development (Python):

• 4+ years of experience building production-grade Python applications.
• Proficiency in Flask-based REST API development using frameworks such as Flask-Smorest, Marshmallow, and SQLAlchemy.
• Strong experience in AWS Lambda development, including error handling, logging, and performance optimization.
• Expertise in testing frameworks such as pytest, including mocking, fixtures, and coverage strategies.
• Familiarity with libraries such as boto3, paramiko, and cryptography.
• Frontend Development (React/TypeScript)
• Working knowledge of React with TypeScript and modern development practices (hooks, Vite).
• Experience with component libraries (e.g., AG Grid), schema validation (Zod), and state management (Context API).
• Familiarity with SCSS and BEM styling methodologies.

Security & Authentication:

• Hands-on experience with OAuth 2.0 and JWT-based authentication (e.g., Okta SSO).
• Strong understanding of RBAC, secure credential management, and access control mechanisms.
• Awareness of OWASP Top 10 and secure coding practices.

Tools & Environment:

• Languages: Python, TypeScript, Terraform (HCL).
• Frameworks: Flask, React, Vite, Marshmallow, SQLAlchemy.
• Cloud & DevOps: AWS, Kubernetes (EKS), GitLab CI, CI/CD pipelines.
• Monitoring & Observability: Datadog, CloudWatch, Komodor.
• Development Tools: VS Code and standardized development environments.

Soft Skills:

• Strong communication skills for technical discussions, documentation, and cross-team collaboration.
• Ability to work across multiple layers of the tech stack (infrastructure, backend, frontend).
• Proven mentoring capabilities and leadership in technical discussions.
• Proactive, solution-oriented mindset with strong problem-solving abilities.

Responsibilities:

• Design, develop, and maintain scalable, cloud-native infrastructure and applications within the Acquisition Platform ecosystem.
• Develop and deliver production-quality code across Terraform modules, Python-based services, and React applications.
• Perform comprehensive code reviews to ensure high standards of quality, performance, security, and maintainability.
• Provide constructive feedback and enforce engineering best practices to continuously elevate team standards.
• Mentor and guide junior developers through pair programming, technical discussions, and knowledge-sharing sessions.
• Define, implement, and promote engineering standards, reusable patterns, and best practices across teams.
• Collaborate with cross-functional teams on architectural decisions, particularly for event-driven data pipelines and microservices.
• Troubleshoot and resolve complex production issues across AWS services, Kubernetes environments, and application layers.
• Drive improvements in platform reliability, security, and observability through proactive initiatives.
• Participate in Change Control Board (CCB) activities and support production deployment and release processes.
• Ensure adherence to secure coding practices, including authentication, authorization, and data protection standards.
• Contribute to CI/CD pipeline enhancements and infrastructure validation processes.
• Support monitoring, logging, and alerting frameworks to ensure system health and performance.
• Effectively communicate technical concepts, design decisions, and solutions across teams and stakeholders.
• Demonstrate ownership and accountability by proactively identifying issues and driving them to resolution.

Education:

Bachelor’s degree in computer science, or a related field.