Back End Developer Job at Drillo.AI, Reston, VA

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  • Drillo.AI
  • Reston, VA

Job Description

Title : Backend Developer (On Site)

Location: Reston, VA (preferred) or Plano, TX

In person Interview

Employment Type: Contract/Fulltime

Note : ONLY USC, GC, H4 EAD

Job Description

Our Client is seeking a seasoned Backend Developer to support a large-scale application modernization initiative. This role will focus on refactoring legacy systems into a modern, cloud-native backend using Java, Python, and AWS services , with an emphasis on scalability, event-driven design, and clean architecture.

Key Responsibilities

  • Support refactoring and modernization of a legacy Collateral application, transitioning from PL/SQL and SAS to a target-state Java and Python-based architecture
  • Design and develop scalable backend services using Java (Spring ecosystem) and Python
  • Build and support event-driven architectures using AWS Kinesis, SNS, and SQS
  • Develop and maintain serverless components leveraging AWS Lambda
  • Work with AWS data services including RDS, DynamoDB, and Glue to support backend integrations
  • Implement and manage cloud infrastructure using Terraform (Infrastructure as Code)
  • Collaborate closely with product owners, architects, and QA teams during design, development, and testing phases
  • Ensure performance, reliability, and security best practices across backend services
  • Participate in CI/CD pipelines and follow DevOps-aligned development practices
  • Support production stability, defect resolution, and performance tuning as needed

Required Skills & Experience

  • 10+ years of Java backend development experience
  • 2+ years of hands-on Python development
  • Strong experience with AWS cloud services, including:
  • Kinesis, SNS, SQS
  • Lambda
  • RDS, DynamoDB, Glue
  • Hands-on experience with Terraform
  • Experience modernizing or refactoring legacy applications
  • Strong understanding of backend architecture, data flows, and integration patterns

Job Tags

Full time, Contract work,

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