Senior Java Low Latency Developer

n2psystems; Mississauga; On-site; CAD 120,000 - 130,000; Full time

Job summary

N2P Systems is seeking a Senior Java Developer to join our Mississauga team on a contract basis. The role focuses on building enterprise Java applications with low-latency requirements, RESTful APIs, and microservices using Spring Boot and Spring Cloud.

You will lead design discussions, review code, and drive performance improvements while mentoring junior developers and collaborating with cross-functional teams. On-site in Mississauga, 8+ years of experience, CAD compensation negotiated.

Qualifications

• Hands-on expertise in Java application development and low-latency engineering.
• Experience building RESTful APIs and microservices using Spring Boot and Spring Cloud.
• Ability to lead solution design, code reviews, and optimize performance across enterprise apps.
• Experience translating business requirements into technical solutions and maintaining enterprise quality.
• Capability to troubleshoot production issues and drive continuous improvement.

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.
• Translate business requirements into technical requirements and implementation plans.
• Collaborate with architects, product owners, and stakeholders to define technical requirements.
• Ensure scalability, reliability, security, and maintainability of applications.
• Mentor junior and mid-level developers and establish coding standards.
• Troubleshoot and resolve production issues; support CI/CD and DevOps practices.
• Contribute to data design, SQL optimization, and performance tuning.

Skills

Java

REST APIs

Spring Boot

Spring Cloud

Low-latency

CI/CD

DevOps

Cloud deployments

Troubleshooting

Performance tuning

Mentoring

Job description

Software Engineering Onsite Contract ID: REQ-43709

N2P Systems

Mississauga, Ontario, Canada 8+ years $120K - $130K CAD Posted 6 days ago

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.

Role Pre-Screening Criteria

Applicants will be asked to answer the following qualifying questions when applying for this position:

• 1 Are you legally authorized to work in Canada without visa sponsorship?
• 2 Do you have hands-on experience developing low-latency Java applications in enterprise environments? Describe briefly
• 3 Do you have hands-on experience developing RESTful APIs and microservices using both Spring Boot and Spring Cloud?
• 4 What is your earliest available start date?

Target Tech Stack

Java Low-Latency Development Enterprise Application Development RESTful APIs Microservices Spring Boot Spring Cloud Solution Design Code Reviews Performance Optimization Application Scalability Application Reliability Application Security Application Maintainability Business Requirements Analysis Technical Requirements Definition Technical Mentoring Coding Standards Development Best Practices Quality Guidelines Troubleshooting Production Support API Design Middleware Integration Event-Driven Solutions CI/CD DevOps-Driven Development Cloud-Based Deployments Application Modernization Database Design Query Optimization Database Performance Tuning Agile Sprint Planning Estimation Sprint Retrospectives Scalability Technical Requirements Event-Driven Architecture DevOps Cloud Deployments SQL Query Optimization Effort Estimation

Location Mississauga, Ontario, Canada

Employment Type Contract

Work Arrangement Onsite

Experience Level 8+ years

Compensation $120K - $130K CAD

Domain Focus Software Engineering

Requisition Ref REQ-43709