Job Title: Software Developer Senior (API)

Location: Toronto

Work Model: Onsite

Duration: 8 months

Extension: Yes

Security Clearance: CRJMC

Must Haves

Extensive experience in designing, building, and consuming REST APIs, including API documentation and testing, as well as in-depth knowledge of integration patterns and best practices, with experience designing and building integration solutions using Spring Integration.

In-depth knowledge of microservice architecture and experience building scalable, highly available systems using various Azure Services, including hands-on experience with messaging queuing, event-driven architecture, and asynchronous communication/multi-threading.

Strong skills in SQL and experience working with relational databases such as SQL Server or Oracle.

Knowledge of integration with OAuth2, JWT, SAML, and related authentication/authorization technologies.

Knowledge of data transformation techniques, such as mapping and normalization, with experience applying them in a Spring Integration context.

Ability to transform data between different formats, including JSON, XML, and CSV.

Description / Responsibilities / Skills
Description

The Courts Digital Transformation (CDT) initiative is a key modernization initiative for the Ministry of the Attorney General (MAG), Superior Court of Justice (SCJ) and Ontario Court of Justice (OCJ).

CDT will replace legacy technology, increase standardization of processes, and achieve integration of systems between courts and business lines.

CDT is centered around the procurement and implementation of an end-to-end digital justice solution to support e-filing, document management and sharing, case management, scheduling, a public portal.

CDT will modernize the way that justice is delivered and administered in Ontario, by providing justice participants with accessible online options.

Scope

A senior API Software Developer with 8+ years of experience will be responsible for creating and using APIs to translate functional specifications into working and tested applications.

This includes developing detailed programming specifications, user interface designs, prototypes, writing and/or generating code, compiling data driven programs, conducting unit tests and debugging code.

Assignment Deliverables

Clean, scalable, and secure REST APIs built using Java and Spring Boot, adhering to best practices and company standards.

Comprehensive test coverage using tools like JUnit, Mockito, or Test Containers to ensure code reliability and prevent regressions.

Dockized applications with configuration files, docker-compose scripts,



and Kubernetes manifests (if applicable) for smooth deployment.

Integrated monitoring (e.g., Prometheus, Grafana) and logging (e.g., ELK stack, Logstash, or Splunk) for operational visibility.

Regular code reviews, feedback sessions, and mentorship to junior developers, ensuring code quality and knowledge sharing.

Support Assist with troubleshooting production issues (24/7) and support day-to-day operations

Deliverables

Detailed design and specification documents for RESTful APIs, including endpoints, request/response models, authentication, and error handling.

Modular and decoupled microservices, designed and deployed independently, with clear inter-service communication protocols.

Profiled and optimized APIs for response time, memory usage, and throughput, ensuring high performance under load.

Produce clear documentation for developed systems such as design, deployment instructions, and operational guides.

Weekly or sprint-based status updates on development progress, blockers, and delivered functionalities.

Timely resolution of production issues, regression fixes, and performance improvements based on user feedback and testing.

Code & Documentations of all type assigned for this role.

Experience & Skill Set Requirements
Criteria 1: Technical Design - 30 Points

Strong expertise in Java and the Java development ecosystem, including experience with Spring Boot.

In-depth knowledge of microservice, Event Driven architecture and experience building scalable, highly available systems.

Extensive experience with REST API design and development, including experience with API documentation and testing.

Practical knowledge in applying various design patterns and standards to the technical design and development.

Strong skills in SQL and experience working with relational databases, such as SQL Server.

Criteria 2: Integration - 30 Points

In-depth knowledge of integration patterns and best practices, including experience designing and building integration solutions using Spring Integration

Hands-On experience in messaging queuing (Azure Service Bus) and event driven architecture.

Criteria 3: Technical Framework and Middleware - 25 Points





In-depth knowledge of microservice architecture and experience building scalable, highly available systems using various Azure Services.

Must have prior experience in working with containerized environments such as Azure, OpenShift, Docker, Kubernetes, Microservices, etc.

Experience with message-oriented middleware and enterprise service buses, such as Azure Service Bus.

Experience on Event Driven architecture.

Criteria 4: Security - 10 Points

Experience with Security and Web Services Security standards and frameworks. Must have extensive working experience in OAuth, OpenID, SAML 2.0, etc.

Understanding of security best practices and experience implementing authentication, authorization, and encryption.

Criteria 5: Public Sector Experience - 5 Points

Previous experience working in Government or Public Sector organization.

Nice-to-Have Requirements

Knowledge and experience in Criminal Justice Business and System

Desired Skills and Experience

Strong proficiency in object-oriented programming and functional programming with modern Java features.

Experience with enterprise integration technologies, such as JMS, AMQP, or REST, and an understanding of how to use them in a Spring Integration context.

Strong knowledge of XML and experience working with XML-based integration solutions, such as XSLT and XPath.

Experience on Event Driven architecture, experience on Azure Event Hub, etc.

Strong experience with writing automated tests, including unit, API test, and a deep understanding of the testing process.

Familiarity with Kubernetes, Helm, or other container orchestration tools.

Familiarity with Agile software development methodologies, such as Scrum or Kanban, and experience participating in sprint planning and retrospectives.

Excellent communication skills, both written and verbal, and the ability to work effectively with both technical and non-technical stakeholders.

A passion for staying up-to-date with the latest industry trends and technologies, and a desire to continuously learn and improve your skills.

Solid problem-solving and debugging skills, and experience diagnosing and resolving complex issues.

A track record of delivering high-quality, robust, and scalable solutions in a fast-paced, deadline-driven environment.

Strong analytical and troubleshooting abilities for complex systems.

Clear verbal and written communication for technical and non-technical stakeholders..

Capable of mentoring junior developers and contributing to architectural decisions.

Ability to prioritize tasks, manage deadlines, and handle multiple responsibilities.

#J-18808-Ljbffr

📌 Software Developer - Senior (API) (Ontario)
🏢 Innosystech
📍 Ontario