Design scalable Java and Spring Boot services from the Greater Toronto Area, working primarily remotely with on-site collaboration as required. Build backend solutions for complex enterprise workflows.
This full-time, two-month contract supports an application modernization initiative in transportation and logistics. As a Senior Java Developer, you will create RESTful APIs, microservices, and integrations. Your work will support appointment management, booking, scheduling, and transaction processing across high-volume operations.
Key Responsibilities: Design scalable Java and Spring Boot services
Develop RESTful APIs and microservices for appointment workflows
Build booking, validation, scheduling, and transaction functionality




Integrate enterprise systems with security and error handling
Develop automated tests and support deployment readiness
Requirements: Seven-plus years of Java application development experience
Strong Spring Boot, Spring Framework, and dependency injection expertise
RESTful API, microservices, JSON, and integration experience
Robust SQL and relational database skills
Testing, Git, CI/CD, security, and Agile knowledge
Apply senior Java, Spring Boot, API, and integration expertise to modernize enterprise appointment management services across transportation operations.

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📌 Senior Java Spring Boot Developer (Ontario)
🏢 Altis Technology
📍 Ontario