Open Systems Technologies
Senior PHP Developer
Open Systems TechnologiesCanada13 hours ago
ContractRemote FriendlyInformation Technology

Job Title: Senior PHP Developer (Backend)

Location: 100% Remote

Term: 12 months contract plus extension


About Us

We're a comprehensive wellbeing platform empowering organizations to support employee health and engagement. Through personalized plans, real-time insights, and community-driven features, we help companies build healthier, more productive workforces while fostering meaningful workplace connections.


Our evidence-based approach drives lasting wellness behavior change across physical activity, mental health, nutrition, and sleep.


Job Summary

We are seeking a skilled and experienced Software Backend Developer to join our team. The ideal candidate will be responsible for designing, developing, and maintaining robust backend systems and APIs that power our applications. You will work collaboratively with frontend developers, product managers, and other stakeholders to build scalable, efficient, and secure backend solutions.


Key Responsibilities

● Design and develop scalable backend services, RESTful APIs, and databases using PHP and MySQL

● Deploy applications on AWS (EC2, RDS, Lambda, S3) with CI/CD pipeline experience

● Contribute to architectural decisions and technical strategy

● Write clean, maintainable, well-documented code following best practices

● Optimize database schemas and queries for performance; identify and resolve bottlenecks in high-traffic systems

● Develop unit tests, debug issues, and troubleshoot in production and development environments

● Implement security best practices and secure coding standards

● Participate in code reviews, maintain version control (Git) and comprehensive technical

documentation

● Work cross-functionally with frontend developers, DevOps engineers, and product teams

● Stay current with industry trends and recommend architectural improvements


Required Skills

● 5+ years of professional backend development experience

● 3+ years of PHP development with proven production-level applications

● Strong MySQL knowledge (relational design, SQL optimization, database management)

● Working experience with AWS services and cloud-based development

● Strong problem-solving and analytical skills

● Excellent communication and collaboration abilities


Preferred skills

● Python Experience: Knowledge of Python for scripting, automation, or backend services

● Ruby on Rails Experience: Knowledge of Ruby on Rails backend services

● Mentor junior developers and share interests and findings in new technologies

● Ability to work independently and take ownership of projects

Key Skills

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