Software Developer - Full Stack – Senior (Oracle/SQL/ REST APIs/ SQL tuning/middleware)

Job Title: Software Developer - Full Stack Senior (Oracle/SQL/ REST APIs/ SQL tuning/middleware) Location: Toronto Work Model: Onsite Duration: 11 months Extension: 1 Time Project Description The Business Experience Platform (BXP) has successfully launched its minimum viable product (MVP), establishing the core digital foundation for a simpler and more consistent way for businesses to access government services. The next phase will expand BXP and onboard additional government services, building on the successful MVP launch, therefore a Senior Software Developer (Fullstack) designs, develops, integrates, tests, deploys, and maintains enterprise platform capabilities across the user-interface, service, API, workflow, integration, and data-access layers. Must Haves • Ten or more years of experience as a designer and developer of large-scale, multi-client web applications, or equivalent senior experience. • Extensive hands-on Java development experience with Oracle, SQL, or comparable relational databases. • Significant experience with REST APIs, RESTful web services, microservice architecture, and Internet-ready applications. • Experience with security gateways and protocols, including JSON Web Tokens, OAuth 2.0, SSL certificates, secure communications, and identity integration. • Experience with relational and hierarchical databases, query languages, SQL tuning, middleware, gateways, communications protocols, conversion, and migration. Description / Responsibilities / Skills Description • The role builds reusable platform services that can support multiple government programs • Working with architects, product managers, analysts, UX designers, QA specialists, DevOps engineers, security and privacy teams, and ministry partners • The role provides technical leadership through design input, estimation, code review, automated testing, troubleshooting, documentation, mentoring, and production support General Skills / Duties • Translate approved technical system specifications into working, tested, secure, and maintainable enterprise platform applications. • Create and maintain automated unit, integration, API, database, and user-interface tests. • Participate in design walkthroughs, impact assessments, code reviews, estimation, backlog refinement, sprint planning, release planning, and technical decision-making. • Review, analyse, and modify build, configuration, product-installation, and deployment scripts, including coding, testing, and debugging. • Resolve and troubleshoot technical problems arising during development, implementation, conversion, migration, deployment, and operation. • Prepare and maintain user, system, technical, deployment, and support documentation. Experience & Skill Set Requirements Core Skills and Experience - 40% • Experience translating specifications into working applications using structured and Agile methods, object-oriented practices, design patterns, clean code, automated testing, and Azure DevOps. Technical Skills and Experience - 35% • Strong understanding of Agile methodologies, structured development methods, object-oriented design, current design patterns, refactoring, and clean code. • Experience with application design, deployment, installation scripts, troubleshooting, post-implementation support, and technical documentation. Soft Skills - 20% • Strong written and verbal communication, analytical, systematic problem-solving, decision-making, interpersonal, and negotiation skills. • Ability to develop and present ideas, lead or participate in design walkthroughs, and work effectively with functional and technical teams. • Demonstrated ability to perform under pressure, adapt to change, work within aggressive timelines, and consistently meet deadlines. Public-Sector Experience - 5% • Knowledge of Ontario Public Service development standards, processes, governance, security, accessibility, information-management, and documentation expectations.