Senior Full Stack Developer

Accommodations Plus International; Markham; On-site; CAD 125,000 - 135,000; Full time

Job summary

Accommodations Plus International in Markham, Ontario, is seeking a Senior Full Stack Developer to build enterprise-grade applications across Java and modern frontend stack. This hands-on role involves APIs, integrations, and AI-assisted coding to design secure, reliable solutions.

You will collaborate with a Team Lead and cross functional partners, ship well-tested features on tight schedules, and contribute to code reviews, testing, and API documentation using Postman and Swagger.

Qualifications

• A Bachelor’s degree in Computer Science, Engineering, or a related field.
• At least 5 years of experience in full stack application development.
• Strong hands-on use of AI in software development with coding assistants and agents.
• Solid proficiency in Java and the Spring / Spring Boot framework.
• Experience with REST, JSON, GraphQL, and SOAP integrations.
• Hands-on experience with AWS (EC2, S3, SNS, Secrets Manager, Cognito).
• Working knowledge of PostgreSQL, MySQL, and DynamoDB.
• Experience with API design and testing (Postman, Swagger) and testing automation.
• Experience with Git and CI/CD tools (Jenkins, GitHub Actions).
• Good communication, problem-solving, and teamwork skills.

Responsibilities

• Design, build, and maintain features across the full stack using Java, Spring Boot, Angular, and React.
• Work hands-on with AI coding assistants and agents in daily development, from implementation through testing, code review, and debugging.
• Build and integrate RESTful and SOAP-based services, including modern authentication (SAML, PingFederate).
• Write automated unit and integration tests for the functionality you develop.
• Document and test APIs using Postman and Swagger.
• Turn business requirements into clean, secure, and maintainable code.
• Troubleshoot and resolve issues across development, staging, and production.
• Contribute to code reviews, technical design discussions, and team best practices, including how the team uses AI tools.
• Collaborate with your Team Lead and cross-functional teams to deliver on commitments.

Skills

Java

Spring Boot

Angular

React

AI in development

REST APIs

CI/CD

Git

AWS

SQL databases

Education

Bachelor’s degree in CS/Engineering

Tools

Postman

Swagger

Jenkins

GitHub Actions

Docker

CloudWatch

Datadog

Job description

Accommodations Plus International (API) is a technology and services company focused on driving innovation across the travel and transportation industry. We partner with organizations in the airline, cruise, and rail sectors to deliver solutions that improve layover operations, enhance customer experience, and support long-term growth.

Our mission is to make layovers simpler and more efficient for crew members—and we bring that to life through deep industry expertise and a practical, results-driven approach.

Today, API’s platform powers over 18 million crew room nights each year for 100+ airlines and travel operators worldwide. Our Global Reach ensures that airline crews are rested, transported, and connected so global aviation runs on time.

At API, we’re building a culture rooted in succeeding and thriving together. It’s a place where people are encouraged to take ownership, develop their skills, and contribute to work that matters.

If you’re looking to grow your career in a company that values steady progress, real impact, and long-term development, we’d like to meet you!

Position Summary

We’re hiring a Senior Full Stack Developer to build and maintain enterprise-grade applications across our Java and modern frontend stack. This is a hands-on development role: you’ll write code across the full stack, from APIs and integrations to user interfaces, and work closely with your Team Lead and cross-functional partners to deliver secure, reliable solutions. You’ll also bring strong, practical AI skills, using AI coding assistants and agents every day to design, build, test, and ship. It’s a great fit for a developer who thrives in fast-paced, agile environments and enjoys learning from and helping teammates.

Essential Functions and Responsibilities

• Design, build, and maintain features across the full stack using Java, Spring Boot, Angular, and React.
• Work hands-on with AI coding assistants and agents in your daily development, from implementation through testing, code review, and debugging.
• Build and integrate RESTful and SOAP-based services, including modern authentication (SAML, PingFederate).
• Write automated unit and integration tests for the functionality you develop.
• Document and test APIs using Postman and Swagger.
• Turn business requirements into clean, secure, and maintainable code.
• Troubleshoot and resolve issues across development, staging, and production.
• Contribute to code reviews, technical design discussions, and team best practices, including how the team uses AI tools.
• Collaborate with your Team Lead and cross-functional teams to deliver on commitments.

What success looks like

• Delivery : you consistently ship well-tested features that meet requirements and land on time
• Code quality : your code is clean, secure, and maintainable, and holds up well in code review
• AI-assisted development : you use AI coding tools and agents effectively and safely, and share what works with the team
• Testing : automated unit and integration tests cover the functionality you build
• API quality : the APIs you build are well documented and tested through Postman and Swagger
• Stability : you help identify and resolve issues across development, staging, and production

Required Skills, Education, and Experience

• A Bachelor’s degree in Computer Science, Engineering, or a related field
• At least 5 years of experience in full stack application development
• Strong, hands-on use of AI in software development: coding assistants and agents (e.g. Claude Code, GitHub Copilot, Cursor), agentic workflows, and AI-assisted testing, debugging, and code review. You should be able to demonstrate this live, with real examples of how it has made you more effective
• Good judgment on AI output: knowing when to trust it, how to verify it, and how to keep code quality, security, and maintainability high
• Solid proficiency in Java and the Spring / Spring Boot framework
• Experience with REST, JSON, GraphQL, and SOAP integrations
• Hands-on experience with AWS, including EC2, S3, SNS, Secrets Manager, and Cognito
• Working knowledge of databases such as PostgreSQL, MySQL, and DynamoDB
• Experience with API design and testing (Postman, Swagger) and testing automation, including automated unit and integration tests
• Experience with Git and CI/CD tools (e.g. Jenkins, GitHub Actions)
• Good communication, problem-solving, and teamwork skills

Preferred Qualifications

• Familiarity with DevOps tools and automation frameworks such as Ansible.
• Containerization with Docker.
• Experience with authentication protocols such as SAML and PingFederate.
• Knowledge of monitoring tools such as CloudWatch and Datadog.
• Familiarity with Agile methodologies such as Scrum and Kanban.
• Experience with legacy-to-modern tech migrations.

Position Type and Expected Hours of Work

This is a full-time position. Standard days and hours of work are Monday through Friday, during normal core business hours. Occasional evening and weekend work may be required as job duties demand.

Compensation

The good faith compensation range for this role is $125,000 - $135,000 CAD annually. Compensation will be commensurate with experience. This position is also eligible for an annual discretionary bonus.

Other Duties

Duties, responsibilities and activities may change at any time according to business needs.

The performance of additional responsibilities if you are designated as a Data Protection Champion (DPC), Senior Information Risk Owner (SIRO) or Information Assurance Accounting Officer (IAAO).

This position operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, filing cabinets and fax machines.

Physical Demands

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to stand, walk; use hands to finger, handle or feel; and reach with hands and arms.

AAP/EEO Statement

Accommodations Plus International is an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, creed, color, religion, alienage or national origin, ancestry, citizenship status, age, disability or handicap, sex, marital status, veteran status, sexual orientation, genetic information, arrest record, or any other characteristic protected by applicable federal, state or local laws. Our management team is dedicated to this policy with respect to recruitment, hiring, placement, promotion, transfer, training, compensation, benefits, employee activities and general treatment during employment.