Senior Backend Lead - AWS/Azure | Python & Data Pipelines

Valiant Technologies LLC; San Diego (CA); Hybrid; USD 150,000 - 190,000; Full time

Job summary

VALIANT TECHNOLOGIES LLC is seeking a Senior Backend Developer with deep expertise in AWS and Azure, Python, and cloud data pipelines to join our San Diego team. The role requires building scalable services, implementing secure architectures, and collaborating in an Agile environment.

You will design and maintain CI/CD pipelines, automate infrastructure with Terraform and AWS CDK, and develop data/ML pipelines using AWS Glue, Step Functions, Lambda, EMR, and SageMaker, working with PostgreSQL,

Qualifications

• 7+ years of post-education professional experience.
• Expert-level Python and Linux experience.
• Experience with Django and cloud platforms (AWS or Azure).
• Experience with containerized apps (ECS preferred; Kubernetes a plus).
• Bachelor’s degree in CS/Engineering/Math or related field.
• AWS and/or Azure professional certifications preferred.

Responsibilities

• Ensure security, performance, and scalability in regulated environments.
• Write clean, maintainable code with proper documentation.
• Troubleshoot issues across the application stack.
• Collaborate in an Agile development process with sprint planning and code reviews.
• Build and maintain CI/CD pipelines with AWS tools.
• Develop cloud infrastructure using Terraform and/or AWS CDK.
• Design, build, and operationalize data and ML pipelines using AWS Glue, Step Functions, Lambda, EMR, and SageMaker.
• Write robust AWS Glue ETL jobs with logging and CloudWatch monitoring.
• Implement monitoring and dashboards in CloudWatch for ETL and ML endpoints.
• Work with PostgreSQL, MySQL, DynamoDB, and data lake technologies.
• Apply security best practices including IAM least privilege, encryption, and secrets management.
• Contribute to architecture documentation, runbooks, and design reviews.

Skills

Python

Linux

C++

Go

Django

NoSQL databases

Data lake

Education

Bachelor’s degree in Computer Science, Engineering, Mathematics, or related field

Tools

Terraform

AWS CDK

AWS CodePipeline

CodeBuild

CloudWatch

ECS

Kubernetes

AWS Glue

SageMaker

Job description

VALIANT TECHNOLOGIES LLC is seeking a Senior Backend Developer with deep expertise in AWS and Azure, Python, and cloud data pipelines to join our San Diego team. The role requires building scalable services, implementing secure architectures, and collaborating in an Agile environment.

You will design and maintain CI/CD pipelines, automate infrastructure with Terraform and AWS CDK, and develop data/ML pipelines using AWS Glue, Step Functions, Lambda, EMR, and SageMaker, working with PostgreSQL,