Flexible Java Developer Startup Jobs in Berkeley Heights, NJ

Senior Java Full Stack Developer
Do you enjoy designing scalable Java microservices and leading development teams to deliver high-performance enterprise applications?
Are you passionate about building modern full-stack solutions using Spring Boot, cloud technologies, and microservices architectures in large enterprise environments?
About the Role:
We are seeking an experienced Senior Java Full Stack Developer to design, develop, and deliver scalable enterprise applications in a fast-paced development environment. This role is responsible for building high-performance multi-tier applications, leading technical design discussions, and guiding development teams through the full software development lifecycle.
The ideal candidate brings deep expertise in Java, Spring frameworks, microservices architecture, and cloud technologies. This role requires strong collaboration with QA, DevOps, and product teams to deliver reliable, secure, and scalable solutions while maintaining best practices in coding, testing, and system design.
This position also plays a key leadership role, mentoring developers, conducting code reviews, and ensuring quality delivery across multiple application modules.
Responsibilities:
• Design, develop, and maintain scalable, high-performance multi-tier applications using Java/J2EE technologies and compatible frameworks.
• Lead architectural discussions and requirement analysis, translating business needs into high-level and detailed technical designs.
• Develop and consume RESTful and SOAP web services, ensuring secure and efficient integration across systems.
• Build and maintain microservices-based architectures using Spring Boot, ensuring modularity, scalability, and fault tolerance.
• Write clean, efficient, and well-documented code following SOLID design principles and established design patterns.
• Perform thorough unit testing, integration testing, and debugging to ensure application quality and reliability before deployment.
• Lead and mentor a team of 5-10 developers by conducting code reviews, providing technical guidance, and ensuring delivery across multiple modules.
• Collaborate with QA, DevOps, and product teams to ensure smooth delivery through CI/CD pipelines and adherence to SDLC best practices.
• Design and optimize SQL and PL-SQL database schemas and queries, ensuring data integrity, performance, and scalability.
• Implement secure coding practices aligned with PCI-DSS and OWASP security guidelines.
• Manage defects, track progress, and maintain source code using tools such as Jira and Git or SVN.
• Create and maintain technical documentation including architecture designs, API specifications, and deployment guides.
• Identify opportunities for performance optimization, code refactoring, and development process improvements.
• Participate in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives while providing technical input and effort estimates.
Requirements:
• Bachelor's degree in Computer Science or a related field, or an equivalent combination of education, work, or military experience.
• 6+ years of experience with Java, GIT, JIRA, Maven, Confluence, and the Spring Framework including Core, Boot, MVC, and AOP.
• 6+ years of experience implementing complex full-stack solutions including APIs and microservices in large enterprise environments.
• 4+ years of experience with databases and integrations including Oracle, SQL Server, or MySQL.
• 4+ years of experience working with Amazon cloud services such as ELB, SQS, SES, SWF, SNS, and DynamoDB.
• 4+ years of experience developing unit tests using frameworks such as JUnit and Mockito.
• 3+ years of experience working in Agile development environments.
Flexible Working
At Conduent, we value individuality and flexible working arrangements. In this role, you can expect:

• Hybrid work: Work in a way that allows you to work from home during portions of your week and also have time onsite to connect with other team members and business leaders.

Working for You
We offer perks and rewards designed to support you:

• Health & Welfare Benefits: Comprehensive plans tailored to your needs, effective from day one.

• Retirement Savings: Robust programs to help you secure your financial future.

• Employee Discounts: Access to a wide range of discounts on merchandise, services, travel, and more.

• Career Growth Opportunities: Paths for advancement within a global organization.

• Paid Training: Learn while you earn with award-winning learning platforms.

• Paid Time Off: Competitive PTO packages to help you recharge.

• Great Work Environment: Join an award-winning culture that values diversity and inclusion.

Join Us:
At Conduent, we are united by a shared mission. We understand that our success is driven by the success of our associates. When you join us, you'll find opportunities to:

• Bring your authentic self to work every day.

• Grow and thrive both personally and professionally.

• Make a meaningful impact with our clients, in our communities, and for the millions of people we serve.

With a large workforce across 24 countries, we're proud to foster a truly global culture-one that supports well-being, values every contribution, and empowers our people to grow both personally and professionally.
Pay Transparency Laws in some locations require disclosure of compensation and/or benefits-related information. For this position, actual salaries will vary and may be above or below the range based on various factors including but not limited to location, experience, and performance. In addition to base pay, this position, based on business need, may be eligible for a bonus or incentive. In addition, Conduent provides a variety of benefits to employees including health insurance coverage, voluntary dental and vision programs, life and disability insurance, a retirement savings plan, paid holidays, and paid time off (PTO) or vacation and/or sick time. The estimated salary range for this role is ($110,690-$143,750).
About Us
Through our dedicated associates, Conduent delivers mission-critical services and solutions on behalf of Fortune 100 companies and over 500 governments - creating exceptional outcomes for our clients and the millions of people who count on them. You have an opportunity to personally thrive, make a difference and be part of a culture where individuality is noticed and valued every day.
About the Team
Conduent is an Equal Opportunity Employer and considers applicants for all positions without regard to race, color, creed, religion, ancestry, national origin, age, gender identity, gender expression, sex/gender, marital status, sexual orientation, physical or mental disability, medical condition, use of a guide dog or service animal, military/veteran status, citizenship status, basis of genetic information, or any other group protected by law.
For US applicants: People with disabilities who need a reasonable accommodation to apply for or compete for employment with Conduent may request such accommodation(s) by submitting their request through this form that must be downloaded: click here to access or download the form. Complete the form and then email it as an attachment to FTADAAA@conduent.com. You may also click here to access Conduent's ADAAA Accommodation Policy.