Senior Python Engineer

Role: Senior Python Engineer – API Development

Location: Plano, TX- Locals highly preferred

W2 Requirement

Work Authorization: US Citizen, Green Card, or GC EAD preferred

Note: No C2C / Third-Party/1099 profiles

Job Description

We are seeking Senior Backend Engineers with strong expertise in Python, API development, and AWS cloud-native technologies to design, build, and operate scalable backend services. The ideal candidate will have hands-on experience with microservices, serverless applications, event-driven architectures, and containerized workloads on AWS.

Responsibilities

• Design cloud-native backend architectures using microservices, serverless, and event-driven patterns.
• Build Python backend services and REST APIs using FastAPI, Flask, or similar frameworks.
• Implement API validation, security, error handling, performance, and integration patterns.
• Develop serverless solutions using AWS Lambda, API Gateway, EventBridge, and Step Functions.
• Containerize and deploy applications using Docker, ECS/Fargate, and/or EKS/Kubernetes.
• Implement asynchronous processing using SQS, SNS, and EventBridge.
• Design data persistence using RDS/Aurora and DynamoDB.
• Implement caching using ElastiCache/Redis.
• Provision infrastructure using Terraform and/or CloudFormation.
• Develop and maintain CI/CD pipelines with automated testing.
• Implement monitoring and observability using CloudWatch, X-Ray, OpenTelemetry, or comparable tools.
• Apply AWS security practices across IAM, KMS, Secrets Manager, VPC, and networking.
• Design highly available, scalable, and disaster-resilient solutions.
• Troubleshoot production issues and apply SRE/reliability practices.
• Participate in code reviews, technical design discussions, and engineering best practices.
• Provide technical leadership and communicate engineering decisions to stakeholders.

Required Qualifications

• 6+ years of professional software/backend engineering experience.
• Strong hands-on Python development experience.
• Experience designing REST APIs and microservices.
• Strong AWS experience with several of the following:
  • Lambda

  • API Gateway

  • ECS/Fargate

  • EKS/Kubernetes
  • S3

  • EventBridge

  • SQS/SNS

  • RDS/Aurora

  • DynamoDB

  • ElastiCache/Redis
• Docker and containerized application deployment.
• Terraform and/or CloudFormation.
• CI/CD pipeline development and maintenance.
• AWS IAM, KMS, Secrets Manager, VPC, and cloud security.
• Application monitoring, logging, alerting, and observability.
• Automated testing and software quality practices.
• Git, code reviews, Agile development, and production support.
• Strong communication and problem-solving skills.

Preferred Qualifications

• FastAPI or Flask.
• Production Kubernetes/EKS experience.
• AWS Step Functions.
• Kafka/MSK or Kinesis.
• OpenTelemetry or AWS X-Ray.
• SRE principles, including SLIs, SLOs, incident management, and reliability engineering.
• Cloud cost optimization / FinOps.
• High-availability and disaster-recovery architecture.
• Technical leadership or mentoring experience.