Full Stack Developer

The client is seeking a Senior Full Stack Developer with extensive experience designing and developing large-scale, multi-client web applications. The successful candidate will have strong hands-on experience across Java backend development, modern front-end technologies, REST APIs, microservices, databases, responsive web development, accessibility standards, and Azure DevOps. Responsibilities • Design, develop, test, debug, maintain, and enhance large-scale web applications. • Translate technical system specifications into working and tested applications. • Develop detailed programming specifications and application code. • Perform unit testing, troubleshooting, implementation, conversion, and migration activities. • Design and develop scalable front-end and backend application components. • Develop RESTful API services and integrate them with front-end applications. • Support database design and development using Oracle and SQL Server. • Design applications for performance, scalability, extensibility, and maintainability. • Develop reusable, testable, and modular application components. • Support continuous integration and deployment activities using Azure DevOps. • Participate in application architecture, solution design, deployment, and post-implementation support. • Conduct design walkthroughs and provide technical documentation. • Collaborate with technical and business teams throughout the Software Development Life Cycle. • Ensure solutions comply with WCAG and AODA accessibility requirements. • Support data pipeline activities involving extraction, transformation, and loading. Mandatory Skills and Experience • 10+ years of experience designing and developing large-scale, multi-client web applications. • 10+ years of hands-on Java development experience with Oracle or SQL databases. • 5+ years of hands-on experience with REST APIs, React, TypeScript, HTML5, CSS3, and Node.js. • Working experience with RxJS, Next.js, and Vue.js. • Strong knowledge of microservice architecture. • Experience with responsive web application development. • Experience using Azure DevOps. • Proven experience with WCAG and AODA. • Strong knowledge of Object-Oriented programming, design patterns, refactoring, and clean code. • Knowledge of message-oriented, reactive, and event-based architectural styles. Additional Technical Skills • JavaScript • Angular / AngularJS • Swagger • Oracle • SQL Server • Tomcat • WebLogic • EJB • Servlets • REST and SOAP Web Services • JWT • OAuth 2.0 • SSL Certificates • CI/CD • JIRA • Agile / Scrum • UX/UI fundamentals • Database design and management Nice to Have • Previous Ontario Public Service or other public-sector experience. • Knowledge of blockchain and smart-contract development using Solidity. • Experience with middleware and gateways. • Experience with rapid application development methodologies. Soft Skills • Strong written and verbal communication skills. • Strong analytical and problem-solving abilities. • Ability to work effectively with functional and technical teams. • Strong interpersonal and collaboration skills. • Ability to work under pressure and meet aggressive timelines. • Ability to adapt to changing project requirements.