Senior Java Full Stack Developer
formativgroup • Hybrid/MA or NJ - Full-Time
Posted: April 10, 2026
Job Description
Summary
The contract role of the Senior Full Stack Java Developer is to design and build scalable, high-performing enterprise applications with a strong focus on backend services and cloud-native architecture. This individual will work across modern Java frameworks, APIs, and distributed systems, contributing to both platform development and integration efforts. The position offers exposure to end-to-end delivery, including design, deployment, and optimization in a cloud environment.
Responsibilities
- Design, develop, and enhance enterprise-grade applications with a primary focus on backend systems using Java, Spring Boot, and microservices architecture
- Develop and maintain APIs to support integration across internal platforms and external systems
- Build scalable and resilient services aligned with modern application design principles and cloud-native standards
- Partner with cross-functional teams to support light frontend development and ensure seamless end-to-end functionality
- Support application deployment, performance tuning, and monitoring within cloud environments, with a preference for AWS
- Contribute to architectural decisions and continuously improve system performance and reliability
Qualifications
- 10+ years of experience in software development, with a strong foundation in Java-based enterprise solutions
- Deep experience with Java, Spring Boot, and microservices-based design
- Familiarity with modern application design approaches (e.g., scalable, distributed systems)
- Hands-on experience working within cloud environments, ideally AWS
- Strong understanding of API development, including RESTful services and integration patterns
- Exposure to frontend technologies and ability to collaborate across full-stack teams
Work Model
- This contract role is a Hybrid schedule with an alternating cadence: one week onsite (Monday–Friday), followed by one week remote in the NJ or MA office.
- To be considered for this position, candidates must reside in one of the following U.S. states: MA, NH, NJ, NY, PA, CT, DE. Candidates residing outside these states are not eligible for consideration currently.
- Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment visa currently.
Additional Content
Summary
The contract role of the Senior Full Stack Java Developer is to design and build scalable, high-performing enterprise applications with a strong focus on backend services and cloud-native architecture. This individual will work across modern Java frameworks, APIs, and distributed systems, contributing to both platform development and integration efforts. The position offers exposure to end-to-end delivery, including design, deployment, and optimization in a cloud environment.
Responsibilities
- Design, develop, and enhance enterprise-grade applications with a primary focus on backend systems using Java, Spring Boot, and microservices architecture
- Develop and maintain APIs to support integration across internal platforms and external systems
- Build scalable and resilient services aligned with modern application design principles and cloud-native standards
- Partner with cross-functional teams to support light frontend development and ensure seamless end-to-end functionality
- Support application deployment, performance tuning, and monitoring within cloud environments, with a preference for AWS
- Contribute to architectural decisions and continuously improve system performance and reliability
Qualifications
- 10+ years of experience in software development, with a strong foundation in Java-based enterprise solutions
- Deep experience with Java, Spring Boot, and microservices-based design
- Familiarity with modern application design approaches (e.g., scalable, distributed systems)
- Hands-on experience working within cloud environments, ideally AWS
- Strong understanding of API development, including RESTful services and integration patterns
- Exposure to frontend technologies and ability to collaborate across full-stack teams
Work Model
- This contract role is a Hybrid schedule with an alternating cadence: one week onsite (Monday–Friday), followed by one week remote in the NJ or MA office.
- To be considered for this position, candidates must reside in one of the following U.S. states: MA, NH, NJ, NY, PA, CT, DE. Candidates residing outside these states are not eligible for consideration currently.
- Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment visa currently.