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.