IT Senior AWS Developer

Benefits:

• Competitive salary

Location:

Onsite: Quincy, MA

Client is seeking to hire a motivated IT Senior AWS Developer to join its Medicaid Systems Development (MSD) team supporting MassHealth Applications. MassHealth (MH) is the EOHHS office that administers the Medicaid program and the Children’s Health Insurance Program (CHIP) in Massachusetts. MassHealth applications provide critical support for access to health care for some of Massachusetts’ most vulnerable individuals.

The Sr. AWS developer’s primary role is to support OLTSS initiative to design and develop a serverless application that enables providers to submit an online CIR form and seamlessly transmit the files to our document management system (EDM). The solution captures and stores metadata during upload sessions in a PostgreSQL RDS database for audit and compliance purposes. MassHealth is looking for motivated individuals with deep technical expertise in AWS that seek-out public service as an opportunity, gain valuable experience, and give back to the community. This position is anticipated to be a minimum six-month engagement with the possibility of being extended for a longer term.

Job Duties:

• Responsible for the analysis, design, coding, debugging, testing, and documentation in the development and maintenance of critical MassHealth applications
• Accountable for full systems development life cycle including system architecture documents; technical design documents, release management guide, deployment plan documents, and other technical artifacts
• Prepare SQL scripts for modifying and maintaining data. Write optimized queries, views for integration with other applications
• Document and maintain code using change control software
• Support cross-functional projects and integrated business solutions to enhance stakeholder capabilities and efficiencies
• Work with cross-functional teams to manage projects, create statement of work and communicate progress on goals to both technical and non-technical groups
• Adhere to established Commonwealth policy and procedures

REQUIRED SKILLS (Special Skill Set, Abilities, Knowledge):

• AWS Cloud Platform (Essential)
• 5+ years hands-on AWS experience including building, deploying, troubleshooting, and configuration
• 3+ years developing AWS Serverless applications using:
  • AWS Lambda (Python runtime)
  • Step Functions for workflow orchestration
  • API Gateway for REST/ APIs
  • Amazon Cognito for authentication/authorization
  • CloudFormation, Terra Form, or CDK for Infrastructure as Code
  • S3 for document storage and processing
  • CloudWatch for monitoring and logging
• Frontend Development
• 3+ years hands-on React development experience
• Experience with modern React patterns (hooks, context, functional components)
• Proficiency in JavaScript ES6+, HTML5, CSS3
• Experience with state management (Redux, Context API)
• Knowledge of responsive design and accessibility standards (WCAG 2.1)
• Backend & Database
• 4+ years Python development experience for backend components
• 3+ years hands-on PostgreSQL RDS experience including:
  • Relational database design and optimization
  • Moderate to complex query writing and performance tuning
  • Connection pooling and security best practices
• Integration & Document Processing
• Experience with SOAP/REST web services integration
• Knowledge of document processing and conversion libraries
• Understanding of file upload handling and validation
• Experience with binary data processing and encoding
• Additional Required Qualifications

Technical Expertise

• Experience with CI/CD pipelines using GitHub Actions
• Knowledge of security best practices for serverless applications
• Experience with API design and documentation (OpenAPI/Swagger)
• Familiarity with containerization (Docker) and orchestration
• Understanding of microservices architecture patterns
• CMIS & Enterprise Integration
• CMIS (Content Management Interoperability Services) experience highly preferred
• Experience with enterprise document management systems
• Knowledge of SOAP/XML web services and MTOM attachments
• Understanding of metadata schemas and content type management

Development Practices

• Strong experience with Git version control and branching strategies
• Test-driven development (TDD) and automated testing frameworks
• Agile/Scrum development methodology experience
• Code review and documentation best practices

Soft Skills & Work Style

• Immediate availability for 90-day engagement
• Ability to work independently with minimal supervision
• Strong problem-solving and debugging skills
• Excellent communication skills for technical documentation
• Experience working in fast-paced, deadline-driven environments
• Ability to quickly understand existing codebases and systems

QUALIFICATIONS (Education, Years’ Experience, Certificates):

• Bachelor’s degree in computer science or a related field or relevant work experience
• 8+ years’ experience programming in a team environment.
• Strong working knowledge and experience in programming with Oracle and Java/J2EE technologies.
• Ability to design SQL databases given applications demands and data models
• Working knowledge and experience of application servers, ideally WebLogic and AWS
• Proven ability to write well-designed, efficient, and testable code
• Experience supporting a test-driven development culture
• Knowledge and experience working with information and security architectures
• Experience programming in Agile methodologies