Sr. Application Developer

Posted on 28 August 26 by Joanne Piscopo

  • Washington, DC
  • $125000 - $168000 per Year
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Job Description

Open to US Citizens
Onsite in Washington DC - 5 days per week

Core Responsibilities
Development & Infrastructure

  • Develop and maintain Python-based microservices and AWS infrastructure using CDK
  • Model complex business workflows with AWS Step Functions
  • Build containerized applications with RESTful APIs
  • Implement comprehensive logging, monitoring, and audit trails (CloudWatch, CloudTrail)

Quality & Collaboration

  • Conduct code reviews focused on maintainability, performance, and best practices
  • Write unit tests and integration tests; perform code remediation
  • Contribute to architecture decisions and maintain technical documentation
  • Collaborate with stakeholders to translate business requirements into technical solutions

Required Qualifications
Education & Experience

  • BS in Computer Science/IT or equivalent work experience
  • 7+ years software development experience with SDLC and Agile methodologies

Core Technical Skills

  • Python: Production-grade development with modern frameworks and testing libraries
  • AWS CDK: Infrastructure-as-code for multi-environment deployments
  • CI/CD: Hands-on pipeline creation and management for cloud applications
  • API Design: RESTful service design, versioning, and error handling
  • Version Control: Git workflows, branching strategies, merge request reviews

Technical Stack
Primary (daily use expected):

  • Python 3.9+, AWS Lambda, Step Functions
  • IaC: CDK, Terraform experience
  • DynamoDB, S3, API Gateway, CloudWatch, CloudTrail
  • Docker, Git/GitLab

Secondary (nice to have):

  • Frontend: Angular or React (TypeScript)
  • AWS Services: SNS/SQS, Athena, Glue, Load Balancers

Productivity Tools (Plus)
AI-Assisted Development

  • Experience using AI coding assistants such as Claude Code for:

o Code review and optimization suggestions
o Documentation generation
o Debugging and troubleshooting
o Test case development

  • Ability to critically evaluate and adapt AI-generated code

Job Information

Rate / Salary

$125000 - $168000 per Year

Sector

Application Development / Software Engineering

Category

Not Specified

Skills / Experience

Not Specified

Benefits

Not Specified

Our Reference

JOB-5936

Job Location