Sr. Application Developer

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