Middle Software Engineer (PHP)

Xsolla; Montreal; On-site; CAD 80,000 - 100,000; Full time

Job summary

A global commerce company is seeking a Backend Developer to design and maintain scalable services using PHP and Go. The ideal candidate will have expertise in microservices architecture and strong SQL knowledge. Responsibilities include developing new microservices, enhancing payment systems, and collaborating with cross-functional teams. This position offers the opportunity to contribute to high-performance backend services in a dynamic environment.

Qualifications

• Proven experience in backend development with PHP and GoLang.
• Solid understanding of object-oriented programming and software design patterns.
• Experience with microservices architecture and scalable systems.
• Strong knowledge of SQL and database optimization for large datasets.
• Ability to work independently on complex tasks.

Responsibilities

• Design and maintain backend services and APIs using PHP and Go.
• Develop new microservices and enhance systems for high-load payment.
• Participate in code reviews to maintain development standards.
• Collaborate with engineering and product teams for high-quality solutions.
• Contribute to system monitoring using tools like Grafana and Kibana.

Skills

PHP

GoLang

SQL

Microservices architecture

Object-oriented programming (OOP)

Software design patterns

Database design

Grafana

Kibana

DataDog

Tools

Postman

GitLab

Development tools

Job description

About Us

Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.

For more information, visit xsolla.com.

Responsibilities

• Design, build, and maintain backend services and APIs using PHP and Go, ensuring scalability, reliability, and high performance.
• Develop new microservices and enhance existing systems to support large-scale integrations and high-load payment flows.
• Participate in code reviews and maintain high development standards through collaborative feedback and best practices.
• Work closely with engineering, product, and partner teams to deliver high-quality solutions on schedule.
• Contribute to system monitoring using tools such as Grafana, Kibana, and ELK to ensure stability and optimal performance.
• Document technical specifications, system architecture, and new functionalities for transparency and maintainability.
• Participate in Kanban ceremonies and maintain efficient communication with cross-functional teams.

Qualifications & Skills

• Proven experience in backend development with strong proficiency in PHP and GoLang.
• Solid understanding of object-oriented programming (OOP), software design patterns, and decomposition principles.
• Experience with microservices architecture and scalable backend systems.
• Strong knowledge of SQL and database design, including optimization for large datasets.
• Familiarity with Postman, GitLab, console and other development tools.
• Experience using monitoring and testing tools such as Grafana, Kibana, DataDog and ELK.
• Ability to work independently on complex technical tasks and deliver high-quality results within deadlines.
• Strong communication skills and ability to collaborate effectively with cross-functional teams.

Nice to Have

• Experience with high-load systems and event-driven architectures.
• Familiarity with CI/CD tools (GitLab CI).
• Background in frontend development or working with single-page applications (SPAs).
• Hands-on experience using AI-powered development tools to enhance productivity.

The duties and responsibilities of this position may evolve over time to support the organization’s goals and individual growth. This job description is intended to outline the general nature and level of work being performed and is not intended to be an exhaustive list of all duties, responsibilities, and qualifications required.

By submitting your application, you consent to Xsolla conducting background checks, where permitted by law, after the final interview stage. All checks will comply with local regulations, and your information will be handled confidentially.

Xsolla takes your privacy seriously and will not sell or externally distribute any personal data received during the hiring process. In accordance with applicable data protection laws, Xsolla is committed to protecting your personal information and respecting your privacy.

For any inquiries related to data privacy, please contact: [e-mail]

Explore more opportunities at: xsolla.com/careers