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Position: Senior Full Stack Developer Location: Toronto, ON (Onsite) Job ID#: RQ11439 Duration: 10 Months Role Overview We are seeking an experienced Software Developer to design, develop, test, and support enterprise-grade applications within a modern technology environment. The successful candidate will be responsible for translating business requirements and technical specifications into scalable, secure, and high-quality software solutions while collaborating with cross-functional teams throughout the Software Development Life Cycle (SDLC). Key Responsibilities Translate business requirements and technical specifications into scalable, secure, and fully tested full-stack applications. Develop detailed technical designs and programming specifications. Write, review, and maintain clean, efficient, and maintainable code following industry best practices. Build and enhance data-driven applications and backend services. Design and execute unit, integration, and end-to-end testing strategies. Develop modern, responsive frontend components using React and/or Angular. Develop robust backend services and APIs using Java and Spring Boot. Build and maintain RESTful APIs and microservices architectures. Troubleshoot and resolve technical issues across development, testing, and production environments. Support application deployment, data migration, and system integration activities. Collaborate with cross-functional teams through code reviews, design sessions, and Agile ceremonies. Ensure solutions meet security, performance, scalability, and accessibility standards. Contribute to continuous improvement of development processes, tools, and standards. Provide technical support for implementation, system integration, data conversion, and migration activities. Required Qualifications General Skills Experience in programming and systems analysis within enterprise application environments. Strong ability to collaborate with IT professionals across the SDLC. Experience in application design, modern design patterns, deployment, and troubleshooting. Experience designing, coding, testing, debugging, and documenting applications. Proficiency in object-oriented programming and modern scripting languages. Experience with relational database technologies and SQL development. Experience building and supporting data-driven applications. Experience working with API-based and web applications using REST and HTTP protocols. Experience with structured development methodologies such as Agile and Waterfall. Ability to gather, analyze, and document business requirements. Experience in application deployment and environment management. Strong analytical, problem-solving, communication, and collaboration skills. Ability to manage competing priorities and meet deadlines. Mandatory Technical Skills 10+ years of experience developing n-tier enterprise applications. Expertise in application architecture, design patterns, deployment, and troubleshooting. Strong experience with JPA or Hibernate and Spring Boot Framework. Advanced database design and SQL development experience. Expertise in PostgreSQL, PL/pgSQL, and Azure Cosmos DB. Experience with JavaScript/TypeScript frameworks such as React and Angular. Experience gathering and documenting business requirements. Strong analytical, problem-solving, and communication skills. Nice to Have Skills Experience building cloud-native, internet-facing applications. Agile development experience including Scrum, User Stories, Continuous Integration, and test automation. Experience with middleware, API gateways, or integration services. Experience facilitating design walkthroughs and technical discussions. Knowledge of accessibility standards and best practices. Strong written and verbal communication skills with the ability to contribute to technical leadership and quality assurance activities. Technical Environment Backend Development Java Spring Boot Spring Framework (Core, MVC, Security, Data, Batch) RESTful APIs Integration patterns Redis caching Frontend Development React Angular JavaScript TypeScript Responsive web application development Database Technologies PostgreSQL PL/pgSQL Azure Cosmos DB JPA Hibernate MyBatis Cloud Platforms Microsoft Azure Azure App Services Azure Functions Azure Storage Azure Database for PostgreSQL Testing & Quality Engineering JUnit 5 Mockito Jest Playwright Katalon API Testing BDD Practices CI/CD Pipelines Methodologies Agile Scrum Code Reviews Design Sessions About Symbiotic Digital. Symbiotic Digital provides the IT Experts you need that solve problems and get things done. See what the top 2% in their field can do for you. (Symbiotic Digital is a division of Symbiotic Group Inc.) We serve customers in two ways, we provide: Digital Experts: IT Consulting expertise. Bright Minds That Produce Proven Results Recruitment: Find The Right People You Need Serving IT & Business leaders, Symbiotic Digital provides a business system that enable us to provide the Expert Technical staff needed to solve challenging business and IT problems. IT leaders in the most reputable organizations in Canada have relied on Symbiotic Digital to help them staff difficult assignments with proven Experts uniquely evaluated by our proven QMS- Quality Management System Staff Development Model. We are a 100% Indigenous owned company. Learn more online at https://www.symbioticgroup.com/home-sd/. Please submit your most recent resume to: [email protected] View All Jobs online at: https://www.symbioticgroup.com/view-jobs/

What you’ll do

The developer will design, develop, and maintain scalable full-stack enterprise applications by translating business requirements into technical specifications. They will also collaborate with cross-functional teams to perform testing, deployment, and troubleshooting across the software development lifecycle.

Requirements

Candidates must have over 10 years of experience in n-tier enterprise application development with expertise in Java, Spring Boot, and modern frontend frameworks. Strong analytical skills and proficiency in database design, SQL, and cloud-based technologies are mandatory for this role.

Listed skills

• SQL · Preferred
• PostgreSQL · Preferred
• Angular · Preferred
• React · Preferred
• JavaScript · Preferred
• Agile · Preferred
• TypeScript · Preferred
• Java · Preferred
• Spring Boot · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Java
• Spring Boot
• React
• Angular
• PostgreSQL
• Azure Cosmos DB
• SQL
• RESTful APIs
• Microservices
• TypeScript
• JavaScript
• Hibernate
• JPA
• Agile
• System Integration
• Software Development Life Cycle
• Playwright (Software Testing)
• Software Solutions
• Environment Management
• Full Stack Development
• Application Architecture Design
• Cloud-Native Computing
• Pipelines
• Technical Issues
• Back End (Software Engineering)
• Jest (JavaScript Testing Framework)
• CI/CD
• Katalon Studio
• Services Design
• Waterfall Methodology
• Ability To Meet Deadlines
• Technical Leadership
• Azure Functions
• API Testing
• Application Deployment
• Java (Programming Language)
• JavaScript (Programming Language)
• Multitier Architecture
• Quality Management Systems
• Application Programming Interface (API)
• Agile Methodology
• Angular (Web Framework)
• Application Development
• Application Environments
• Technical Support
• Test Automation
• Microsoft Azure
• Behavior-Driven Development
• Business Requirements
• Business Systems

Job areas

• Software
• Technology
• Government & Public Sector
• Consulting
• Full Stack Developer
• Web and Multimedia Developers
• Software Developers