Go Developer for Yandex Cloud Billing

The Billing team is a key part of Yandex Cloud. We ensure the operation of a business-critical system that handles high loads and encompasses many services. We impact financial performance and user satisfaction levels. Thanks to the variety of tasks and the opportunity to participate in new Yandex Cloud initiatives, our work is always interesting and dynamic.

Modernizing Yandex Cloud's Billing Systems We are starting a large-scale transformation of our architecture. Our goal is to convert a monolithic Python system into a set of Go services. We use modern design approaches to ensure the system's flexibility and ease of maintenance.

You will actively work with Go code, design, and develop new services. You will be able to improve system scalability and ensure a smooth transition from the old architecture to the new one. This is an excellent opportunity to gain experience with distributed systems and microservice architecture.

Why you should join us The modernization started at the beginning of 2025 – this is the perfect time to become part of the team. You will be able to participate in shaping the new architecture and gain unique experience migrating a complex system to a modern technology stack.

In addition, you will have the opportunity to implement your ideas, which could become the foundation for new Yandex Cloud services and teams.

About the team

We are distributed between Moscow, Saint Petersburg, and Yekaterinburg, but we regularly gather together. Our team values support and collaboration – regardless of experience or position, team members are responsive and help each other. We are one of the few teams at Yandex that has: * System analysts who research and document the current system structure and its requirements * Dedicated SRE specialists for infrastructure tasks * Architects who ensure high-quality system design

Why you should join us * The opportunity to deeply immerse yourself in both technology and business processes * Gaining expertise not only as an advanced user of cloud solutions but also as their developer * Regular architectural meetings, solution discussions, and explanations of system operation mechanisms * Encouragement of initiative and self-study * The opportunity to participate in conferences as an attendee and speaker

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What tasks await you

Develop and implement new services in Go We are currently launching a large-scale transformation of our architecture. We are converting a monolithic legacy Python system into a set of separate Go services, using Domain-Driven Design.

Write clean, maintainable code covered by tests and documentation You will write clean, maintainable code for a high-load distributed system. The code must be covered by tests and documentation.

Conduct code reviews and help colleagues You will conduct code reviews and help colleagues. It is necessary to consider strict security requirements and compliance standards, as the work involves a system of a financial nature.

Participate in designing new system components You will continuously optimize performance and seek new architectural solutions.

Interact with infrastructure and solve DevOps tasks You will create efficient service interaction interfaces.

We expect that you

• Are proficient in Go and its tooling, can write clean and maintainable code
• Can test and profile your code
• Have worked with OLTP and OLAP databases
• Have worked with distributed message brokers
• Are interested in distributed systems and understand their specifics
• Are ready to actively participate in design and technical solution discussions
• Can immerse yourself in researching complex tasks

Will be a plus

• Can create services end-to-end: from design and development to deployment and support
• Have participated in developing high-load and distributed systems
• Are familiar with infrastructure management tools (Docker, Kubernetes, Terraform, Ansible, Jenkins, etc.)
• Are familiar with monitoring tools (Prometheus, Grafana, Elastic Stack, Datadog)
• Have worked with cloud services