RQ10573 - Software Developer API

United States Digital Space LLC; Toronto; On-site; CAD 168,780 - 201,760; Full time

Job summary

United States Digital Space LLC is seeking a Senior Software Developer - API for an onsite 11+ month contract in Toronto. The role centers on designing, building, and consuming REST APIs, with Spring Integration, and microservice patterns.

Applicants should have extensive Azure experience, SQL Server/Oracle, OAuth2/JWT/SAML, and data transformation across JSON/XML/CSV formats. Strong Java, Spring Boot, API testing, and Kubernetes familiarity are highly valued.

Qualifications

• Extensive experience designing, building, and consuming REST APIs with documentation and testing.

Skills

REST APIs

Spring Integration

Microservices

Azure services

Messaging/Event-driven

Async programming

SQL (SQL Server/Oracle)

OAuth2/JWT/SAML

Data transformation

XML/JSON/CSV

Kubernetes/Helm

Job description

RQ10573 - Software Developer - API - Senior

ONSITE - Toronto ( 21 College Street)

11+ months Contract (250 Business Days)+ 6 Months Possible Extension

Must Have:

• 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.

Mandatory Requirements

• 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.

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.


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


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


• Expertise in designing, building, and consuming REST APIs; knowledge of HTTP methods, status codes, and REST best practices


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


• 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.


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


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


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


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


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


• 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.


• Strong 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.

AI Disclaimer: the company may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

• $86.90/hr - $104.28/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

• $69.52/hr - $83.42/hr T4