Full-Stack Engineer

Xsolla•Montreal, QC

8d•$90,000 - $115,000

About The Position

Xsolla is seeking a curious, detail-oriented, and collaborative Full-Stack Engineer to join its Engineering team. The ideal candidate will thrive in a fast-paced, team-oriented environment, contributing to end-to-end solutions, learning scalable architecture patterns, and enhancing performance and reliability across both frontend and backend systems. Essential skills include proficiency in React and modern frontend development, backend experience in Go (or similar), and exposure to microservices architecture and containerized environments like Docker and Kubernetes. The role involves contributing to features from concept to production, troubleshooting system issues, and optimizing performance. Xsolla is a global commerce company providing robust tools and services to help video game developers fund, distribute, market, and monetize their games. Headquartered in Los Angeles, California, Xsolla acts as the merchant of record and has supported over 1,500 game developers worldwide, aiming to continually provide new resources and opportunities to creators in the gaming, payment, and digital commerce ecosystems.

Requirements

2–4 years of full-stack development experience.
Proficiency in React and modern frontend development practices.
Backend experience in Go or a similar language.
Understanding of microservices architecture and event-based communication patterns.
Exposure to container orchestration and cloud infrastructure (e.g., Kubernetes, Docker).
Basic understanding of observability, monitoring, and performance optimization.
Ability to assist in troubleshooting production issues and analyzing system behavior.

Nice To Haves

Experience with React Native for mobile development.
Interest or background in gaming, payments, or commerce systems.
Exposure to adtech or offer monetization platforms.
Familiarity with Kafka or equivalent streaming platforms.
Familiarity with Redis or other in-memory data stores.
Experience with cloud platforms (e.g., AWS, GCP, or Azure).
Exposure to ClickHouse, Postgres, or other analytical/OLAP/OLTP databases.
Any experience working on internal platforms or developer-facing tools.

Responsibilities

Contribute to the development and maintenance of full-stack applications that power core products and platforms.
Build responsive, performant user interfaces using React.
Develop and maintain backend services using Go and event-driven architectures.
Work with microservices in containerized environments using Docker and Kubernetes.
Participate in architecture discussions and contribute ideas that improve performance and maintainability.
Collaborate with engineers, product managers, designers, and QA to deliver features end-to-end.
Monitor and debug your code in production, contributing to application reliability and performance improvements.
Write automated tests and follow CI/CD best practices to ensure quality deployments.
Participate in code reviews, technical discussions, and knowledge sharing across teams.
Join on-call rotation to support production systems and assist in incident response.