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Middle/Senior Backend Engineer at Xsolla (USA), Inc. – Baku | Jobyssey

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Middle/Senior Backend Engineer

Middle/Senior Backend Engineer

Xsolla (USA), Inc. · Baku · 8 months ago

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Work mode: Onsite
Seniority: Senior
Category: Backend
Experience: 3+ years

api api-design authentication ci-cd cockroachdb docker git github jira kubernetes microservices

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Develop and maintain backend services for Xsolla ID, implementing authentication and authorization flows with OAuth 2.0, OpenID Connect, and WebAuthn. Optimize databases, maintain scalable microservices, write well-tested code, and support production authentication systems.

Responsibilities

Develop and maintain backend services for the Xsolla ID platform using Go
Design and implement authentication and authorization flows with OAuth 2.0, OIDC, and WebAuthn
Optimize database queries for CockroachDB, MySQL, and Redis under heavy loads
Build and maintain reliable and scalable microservices
Write clean, well-tested code with unit and integration test coverage
Collaborate with frontend engineers on SDK and widget integration
Participate in code reviews and technical documentation
Support production systems and troubleshoot authentication-stack issues

Requirements

3+ years of commercial experience with Go
Strong understanding of PostgreSQL and Redis, including query optimization and indexing
Experience with Docker and docker-compose
Proficiency with Git and collaborative development workflows
Understanding of Nginx and web server configuration
Experience writing unit tests and maintaining high code quality
Good English reading skills for technical documentation
Understanding of microservices architecture
Experience with REST API design and Swagger/OpenAPI
Hands-on experience with CI/CD pipelines
Familiarity with Jira
Knowledge of OAuth 2.0, OpenID Connect, or other authentication protocols
Experience with RabbitMQ or similar message brokers
Understanding of Kubernetes and container orchestration
Sharing a GitHub profile is a plus

Benefits

100% company-paid medical, dental, and vision plans
Unlimited Flexible Time Off
Personalized career roadmap
Training and educational opportunities