Senior Full Stack Software Developer

Job Summary: The Senior Full Stack Software Developer is responsible for designing, developing, and maintaining large-scale multi-client web applications. This role involves working across the full technology stack, including front-end, back-end, database design, and DevOps, ensuring scalable, high-performance solutions. The developer will collaborate with cross-functional teams throughout the software development life cycle to deliver robust, tested applications aligned with business requirements. Responsibilities: • Design, implement, and expand data pipelines through extraction, transformation, and loading activities. • Translate technical specifications into working, tested software applications. • Develop detailed programming specifications, write code, compile data-driven programs, and maintain applications. • Conduct unit testing and troubleshoot technical issues during software operation and deployment. • Collaborate with IT professionals and stakeholders to gather requirements and ensure quality delivery. • Design and implement front-end interfaces and back-end services, including REST APIs. • Ensure applications are designed for speed, scalability, and maintainability using modern design patterns. • Participate in continuous integration and deployment processes. • Provide post-implementation support and resolve technical issues. • Conduct design walkthroughs and contribute to documentation efforts. Required Skills & Certifications: • 10+ years of experience designing and developing large-scale multi-client web applications. • 10+ years hands-on Java development experience with Oracle or SQL databases. • 5+ years experience with REST API, React, TypeScript, HTML5, CSS3, and NodeJS. • Proficiency in front-end frameworks including RXJS, NextJS, VueJS, and AngularJS. • Strong knowledge of microservice architecture and core architectural principles. • Experience with Azure DevOps and Agile/Scrum methodologies. • Expertise in object-oriented programming, design patterns, clean code, and refactoring. • Solid understanding of security protocols such as JWT, OAuth 2.0, and SSL certificates. • Strong SQL skills with experience in Oracle and SQL Server databases. • Experience with RESTful and SOAP web services. • Excellent analytical, problem-solving, and communication skills. Preferred Skills & Certifications: • Experience with blockchain and smart contract development using Solidity. • Familiarity with message-oriented, reactive, and event-based architectural styles. • Knowledge of rapid application development (RAD) methodologies. • Understanding of Information Management principles and policies. • Experience with middleware, gateways, and product installation scripting. • Knowledge of Accessibility for Ontarians with Disability Act (AODA) and WCAG compliance. • Experience with Java WebLogic, Tomcat, EJB, and Servlet technologies. • Prior experience in public sector or OPS environments. • Fundamental knowledge of UX/UI design principles. Special Considerations: • Ability to work under pressure and meet aggressive deadlines. • Must be a collaborative team player with strong interpersonal and negotiation skills. • Willingness to participate in design walkthroughs and documentation activities. • Flexibility to adapt to changing priorities and new technologies. Scheduling: • Standard full-time work schedule with potential for agile sprint cycles. • May require occasional extended hours to meet project deadlines or support deployments.