Full Stack Designer /Developer

Apex Systems, LLC; Toronto; Hybrid; CAD 83,000 - 96,000; Full time

Benefits offered by this job

On-site Mondays & first Friday on-site

Hybrid work arrangement

Comprehensive benefits package

Job summary

Apex Systems in Toronto, ON, is seeking an expert Full Stack Designer/Developer for a hybrid role with Mondays on-site and a first-Friday on-site requirement. The position focuses on designing, building, and maintaining scalable full-stack applications across frontend and backend, APIs, microservices, and cloud deployments.

You'll work closely with product, architecture, QA, DevOps, and business stakeholders to deliver robust, enterprise-grade solutions using Java, Spring Boot, React, Node.js,

Qualifications

• Bachelor’s degree or equivalent practical experience in computer science or related field.
• 7+ years of software development with strong full stack experience.
• Proficiency with Java and Spring Boot for enterprise apps.

Responsibilities

• Design, develop, test, deploy, and support full stack applications across front-end and back-end environments.
• Build responsive, accessible interfaces using React and modern web practices.
• Develop back-end services, APIs, and business logic using Java, Spring Boot, Node.js, and Python.
• Design microservices-based architectures for scalable, modular apps.
• Maintain secure RESTful APIs and cloud deployments across AWS/Azure/GCP.

Skills

Front-End React

Java

Spring Boot

Node.js

Python

REST APIs

Microservices

SQL

Education

Bachelor’s degree in Computer Science or related field

Equivalent practical experience

Tools

Docker

Kubernetes

Job description

## Job Description# Full Stack Designer /DeveloperApply**Job#: 3056510****Job Description:****Full Stack Designer /Developer****Client:** Major Canadian Financial Institution**Location:** Toronto, ON, Hybrid**On-Site Requirement:** Mondays and the first Friday of each month**Contract:** 6 months with strong potential for extension **Position Summary**We are seeking an Expert Full Stack Developer to design, build, and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases, and cloud deployments. This role will be responsible for developing scalable, secure, and high-performing enterprise applications using technologies such as Java, Spring Boot, React, Node.js, Python, and SQL.The ideal candidate is a strong hands-on engineer with deep full stack expertise, capable of translating business requirements into robust technical solutions. This individual will work closely with product, architecture, QA, DevOps, and business stakeholders to deliver modern digital solutions that are reliable, maintainable, and aligned with enterprise standards.**Key Responsibilities**· Design, develop, test, deploy, and support full stack applications across front-end and back-end environments.· Build responsive, accessible, and user-friendly interfaces using React and modern web development practices.· Develop and maintain back-end services, APIs, and business logic using Java, Spring Boot, Node.js, and Python.· Design and implement microservices-based architectures for scalable and modular application development.· Build and maintain secure RESTful APIs and service integrations.· Design, optimize, and manage relational databases and queries using SQL.· Contribute to cloud-native application deployment and operational support in platforms such as AWS, Azure, or GCP.· Collaborate with cross-functional teams to define technical solutions aligned with business and architecture requirements.· Ensure code quality through peer reviews, automated testing, and adherence to engineering best practices.· Troubleshoot and resolve issues across the full stack, including UI, APIs, services, databases, and cloud environments.· Support CI/CD pipelines, release processes, and deployment automation.· Create and maintain technical documentation for applications, integrations, and support processes.· Contribute to continuous improvement in engineering standards, design patterns, and team practices.**Required Qualifications**· Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.· 7+ years of experience in software development, including significant full stack development experience.· Strong expertise in Java and Spring Boot for enterprise application development.· Proven experience building scalable web applications using React.· Hands-on experience with back-end technologies such as Node.js and Python.· Strong experience designing and building APIs and microservices.· Strong knowledge of SQL, relational databases, schema design, and query optimization.· Experience deploying and supporting applications in cloud platforms such as AWS, Azure, or Google Cloud Platform.· Experience with version control tools such as Git.· Familiarity with CI/CD pipelines, automated testing, and DevOps practices.· Solid understanding of application security, authentication, authorization, and secure coding principles.· Strong analytical, problem-solving, and communication skills.· Ability to collaborate effectively with both technical and non-technical stakeholders.**Preferred Qualifications**· Experience with TypeScript and modern front-end architecture patterns.· Familiarity with Docker, Kubernetes, and containerized deployment models.· Experience with event-driven architecture, messaging systems, or asynchronous processing.· Knowledge of API gateways, observability, logging, and monitoring tools.· Exposure to enterprise-scale environments with high availability and security requirements.· Experience working in Agile delivery teams.· Background in banking, financial services, or other regulated industries.· Experience mentoring developers and contributing to technical leadership.Technical Skills**Category****Skills**Front-EndReact, JavaScript, TypeScript, HTML, CSS, responsive designBack-EndJava, Spring Boot, Node.js, Python, REST APIs, microservicesDatabaseSQL, relational databases, data modeling, schema design, query optimizationCloud/DevOpsAWS, Azure, GCP, CI/CD, Docker, Kubernetes, deployment automationEngineering PracticesTesting, code reviews, debugging, performance tuning, secure coding**Core Competencies**· Full stack application design and delivery· Strong back-end and API development expertise· Microservices and distributed systems thinking· Front-end usability and performance optimization· Cloud-native engineering and deployment· Problem solving and analytical thinking· Cross-functional collaboration· Strong ownership and accountability· Quality, security, and maintainability focus**Success Measures**The successful candidate will:· Deliver scalable, secure, and maintainable full stack applications.· Build high-quality APIs and microservices that support business growth.· Improve engineering efficiency through reusable components and automation.· Maintain strong standards for performance, reliability, and security.· Partner effectively across teams to deliver business value.Apex pay scales are determined by role, experience, skill set, and location. For this new position, the estimated hourly range is provided below as a guideline; however, total compensation may vary based on individual circumstances.**Hourly Range:** $60.00/hr.-$70.00/hr. *Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.****Everforth Apex Benefits Overview:** In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.***Employee Type:** Contract**Location:** Toronto, ON, CA**Job Type:****Date Posted:** October 30, 2026**Pay Range:** $55 - $80 per hour