Senior Java Developer

N2P Systems is seeking an experienced Senior Java Developer to join our enterprise technology delivery team in Mississauga, Ontario, Canada. At N2P Systems, you will put 8+ years of hands-on experience with Java, Low-Latency Development and RESTful APIs to work on mission-critical enterprise systems. This is an existing contract, on-site vacancy with N2P Systems.

N2P Systems uses AI to help screen and assess applications for this role. N2P Systems is an enterprise technology consulting and digital solutions firm operating across Canada, the United States and India.

Key Responsibilities:

• Design, develop, test, and maintain enterprise-grade Java applications.

• Develop RESTful APIs and microservices using Spring Boot and Spring Cloud.

• Lead solution design discussions, conduct code reviews, and drive performance optimization activities.

• Analyze business requirements and translate them into technical requirements and implementation plans.

• Collaborate with architects, business analysts, product owners, and stakeholders to define technical requirements.

• Ensure application scalability, reliability, security, and maintainability.

• Mentor junior and mid-level developers and establish coding standards, development best practices, and quality guidelines.

• Troubleshoot and resolve application, integration, and production issues.

• Design and implement APIs, middleware integrations, and event-driven solutions.

• Participate in CI/CD implementation and DevOps-driven development practices.

• Support cloud-based deployments and application modernization initiatives.

• Perform database design, SQL query optimization, and performance tuning.

• Contribute to Agile ceremonies, including sprint planning, estimation, and retrospectives.

Required Skills & Qualifications:

• Hands-on expertise in Java application development and low-latency engineering.

• Practical experience developing RESTful APIs and microservices using Spring Boot and Spring Cloud.

• Ability to lead solution design, perform code reviews, and optimize application performance.

• Experience translating business requirements into technical solutions and maintaining enterprise application quality.

• Capability to troubleshoot application, integration, and production issues.

• Experience with API design, middleware integration, event-driven solutions, and database performance optimization.

• Familiarity with CI/CD, DevOps-driven development, cloud deployments, and application modernization.

• Ability to provide technical guidance and contribute to Agile software delivery.