Java Full Stack Lead Developer role at MA FL PA AND NY

PLEASE DO NOT SUBMIT YOUR RESUME IF YOU CANNOT GO FOR IN-PERSON CLIENT INTERVIEW.

W2 Role
Hiring: Java Full Stack Lead Developer
Location: Lake Mary, Florida and Boston, MA – Hybrid, Pittsburgh, PA and New York, NY (3–4 days onsite)
Experience: 13+
Mandatory in-person client interview

We are looking for a hands-on Java Full Stack Lead Developer with strong experience in modern Java, Spring Boot, microservices, cloud-native development, and Angular. The ideal candidate will lead development efforts while remaining hands-on with architecture, coding, troubleshooting, and delivery of scalable enterprise applications.

Key Responsibilities:
• Design, develop, and maintain high-performance Java applications and microservices
• Build RESTful APIs and microservices using Spring Boot
• Develop and deploy containerized applications using Docker
• Implement event-driven solutions using Kafka and MQ
• Collaborate with cross-functional teams in an Agile environment
• Optimize application performance, scalability, security, and reliability
• Participate in code reviews, testing, debugging, and technical delivery

Required Skills:
✅ 8+ years of hands-on Java development experience
✅ Java 21+ preferred
✅ Strong Spring Boot and Microservices expertise
✅ Angular 19+ and RxJS
✅ Docker and cloud-native application development
✅ Kafka and message queue technologies
✅ Relational and NoSQL databases
✅ Advanced SQL — query optimization, joins, stored procedures, database design
✅ AI-assisted development tools such as GitHub Copilot or Windsurf
✅ Git and Agile methodologies
✅ Strong troubleshooting, debugging, and problem-solving skills

IPolarity LLC. is a Professional Services firm composed of highly trained professionals with a wide range of experience in various industries. We provide our clients in key industry verticals with focused expertise in IT Solution, Application Development, Application Maintenance, Testing services and Systems Integration. IPolarity LLC integrates expert industry knowledge, process and technology frameworks, strong partnerships, and a reliable work force to provide strategic solutions that generate sustainable results. We are able to leverage our expertise via a flexible delivery model, which includes onsite and offsite resources.