Senior Software Engineer (PHP)

XSOLLA KL SDN. BHD.; Kuala Lumpur; On-site; MYR 100,000 - 150,000; Full time

Job summary

A leading gaming technology company in Kuala Lumpur is looking for a Senior Software Engineer to build and scale technology for global gaming commerce. The ideal candidate will have strong proficiency in PHP and Go, experience with microservices architecture, and the ability to work on high-impact projects with major gaming companies. Join us to help enhance player experiences across millions of users.

Qualifications

• Proven experience in backend development with strong proficiency in PHP and Go.
• Solid understanding of object-oriented programming, 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.
• Ability to work independently on complex technical tasks and deliver high-quality results within deadlines.

Responsibilities

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

Skills

Backend development

PHP proficiency

Go proficiency

Microservices architecture

SQL knowledge

Database design

REST APIs

Strong communication skills

Tools

Grafana

Kibana

Postman

Docker

Jenkins

GitLab

GitHub

Job description

At Xsolla, we believe that great games begin as ideas, driven by the curiosity, dedication, and grit of creators around the world. Our mission is to empower these visionaries by providing the support and resources they need to bring their games to life. We are committed to leveling the playing field, ensuring that every creator has the opportunity to share their passion with the world.

Headquartered in Los Angeles, with offices in Berlin, Seoul, and beyond, we partner with industry leaders like Valve, Twitch, and Ubisoft to clear the paths for innovation in gaming. Our global reach spans over 200 geographies, offering more than 700 payment methods in 130+ currencies.

We’re looking for a Senior Software Engineer to join Xsolla and help build and scale the technology that powers global gaming commerce. In this role, you’ll work on high-impact projects with some of the world’s leading gaming companies, developing services that support payments, integrations, and seamless player experiences across millions of users.

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.
• Use load testing tools (e.g., K6) to identify and resolve bottlenecks in high-load environments.
• 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 Go.
• Solid understanding of object-oriented programming, 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 REST APIs, GitLab, GitHub, and other development tools.
• Experience using monitoring and testing tools such as Grafana, Kibana, Postman, 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.
• Nice to have: Familiarity with CI/CD tools such as Docker, Jenkins, or GitLab CI.
• Nice to have: Hands‑on experience using AI‑powered development tools (e.g., GitHub Copilot) 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.

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.

We may use artificial intelligence tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans.