This is a contract opportunity. You will be employed by Magnit to work on assignment with GuideWell and subsidiary companies including Florida Blue. 

Senior Full-Stack IT Developers are responsible for designing, developing, and maintaining scalable enterprise applications across modern technology stacks. Responsible to design develop, implementation of backend microservices, cloud-native solutions, and responsive frontend interfaces while ensuring security, performance, and compliance standards. Senior developers collaborate with team members, establish coding best practices, and serve as technical subject matter experts. Participate actively in the full software development lifecycle—from requirements analysis through deployment and maintenance—while incorporating IT controls to protect data confidentiality, integrity, and availability.

Key responsibilities:
Development:

• Design, develop, and maintain scalable backend services and microservices using Java (Spring Boot) and Python; build responsive frontend applications using React
• Develop and maintain REST/SOAP APIs and event-driven architectures; implement asynchronous messaging patterns using Kafka or MQ
• Architect solutions that balance performance, scalability, and maintainability across on-premises and cloud environments

Database & Data Management:

• Design and optimize database schemas for relational (DB2, Oracle, PostgreSQL) and non-relational (MongoDB) systems
• Implement efficient data pipelines; manipulate and transform data from multiple sources and formats (JSON, XML, flat files, APIs)

Cloud & DevOps:

• Develop and deploy applications on AWS and Azure cloud platforms; leverage containerization and orchestration using OpenShift
• Implement and maintain CI/CD pipelines using Git and automated build/deployment tools; ensure rapid iteration in agile environments
• Monitor application performance, troubleshoot production issues, and optimize resource utilization

AI & Emerging Technologies:

• Integrate AI/ML capabilities into applications; evaluate and implement relevant AI technologies and frameworks
• Stay current with emerging tools and languages (e.g., Hive, Scoop, Kafka) and assess their fit for business needs

Quality & Security:

• Conduct unit testing, integration testing, and performance testing; document test results and defects
• Implement security controls and best practices; ensure HIPAA, PCI-DSS, or other compliance requirements where applicable
• Document detailed system specifications, design decisions, and technical architecture

Continuous Improvement:

• Evaluate purchased products and third-party solutions; make build-vs.-buy recommendations
• Apply lessons learned and constructive feedback to improve performance and processes
• Demonstrate initiative in identifying and resolving technical debt and performance bottlenecks
   

Required Qualifications:

• Experience: 5+ years of professional software development experience in enterprise IT environments
• Education: Bachelor's degree in computer science, Information Technology, or related field (or equivalent work experience)
• Languages: Proficiency in Java (Spring Boot), Python, and JavaScript/React; strong object-oriented programming fundamentals
• Backend & APIs: Demonstrated experience designing and implementing REST/SOAP web services and microservices
• Databases: Hands-on experience with both SQL (DB2, Oracle, PostgreSQL) and NoSQL (MongoDB) databases
• Version Control: Proficiency with Git and modern branching strategies
• Cloud Platforms: Practical experience developing and deploying applications on AWS or Azure
• Containers & Orchestration: Experience with containerization (Docker) and OpenShift or Kubernetes
• CI/CD: Familiarity with continuous integration and continuous deployment pipelines and tools
• Soft Skills: Strong analytical, organizational, and interpersonal skills; ability to work independently and as a team player; excellent written and verbal communication
   

Preferred Qualifications:

• Experience with Agile, Scrum, or hybrid development methodologies
• Knowledge of AI/ML frameworks and libraries; experience integrating AI capabilities into applications
• Domain expertise in Healthcare, Financial Services, or other regulated industries
• Experience with event-driven architectures and message brokers (Kafka, RabbitMQ, MQ)
• Familiarity with advanced debugging tools and performance profiling
• Experience with data transformation tools (Hive, Scoop) and big data concepts
• Proficiency with enterprise tools (MS Office Suite, Visio, flowcharting tools)
• Experience with Node.js and Express frameworks
• Knowledge of HTML5, CSS3, and modern frontend build tools
   

Work environment & competencies:

• Ability to thrive in fast-paced, rapidly changing environments
• Strong critical thinking and problem-solving skills
• Demonstrated ability to learn new technologies quickly and apply constructive feedback
• Initiative and independent decision-making capability
• Flexibility and adaptability to shifting priorities and business needs

GuideWell and its family of companies has partnered with Magnit as its Managed Service Provider (MSP) and Employer of Record (EOR) since 2018. In May of 2025, GuideWell joined Magnit Direct Source to implement the GuideWell Contractor Cohort. This program is designed to create, manage and curate a contractor talent pool for temporary contract opportunities with GuideWell. As a contractor working on temporary assignment with GuideWell, you'll be employed by Magnit. You'll have the opportunity to work on temporary projects at GuideWell companies that make a real difference in people's lives while enjoying the benefits of being part of the Magnit team.