Senior Golang Developer

Title: Senior Golang Developer Company: X5 Location: Moscow Experience: More than 6 years

We are looking for an experienced Go Backend Developer to join the advertising platform team, who will be responsible for the development of the advertising platform backend at X5 Media. Currently, the platform has access to an audience of 24 million people and combines more than 15 online and offline channels. From mobile applications to outdoor advertising, all our tools help retailers and manufacturers increase sales.

Tired of moving JSONs around and building another CRUD API without any hope of an interesting task in the coming year? We have an excellent opportunity for you – to develop an advertising platform for online and offline advertising in Russia's largest retail company. You will develop services that are responsible for milliseconds and hold hundreds of gigabytes of data in memory, are always available, and can survive data center failures, adapt existing cutting-edge technologies, and develop your own.

What you will do:

• Develop an advertising platform for online and offline advertising
• Develop a transport system for statistics
• Design and develop microservices in Go
• Solve algorithmic and optimization problems in high-load services
• Write efficient, readable, and maintainable code, cover it with tests
• Participate in architecture development

Tech stack: Go, In-house Cloud, Kubernetes, Kafka, ClickHouse, PostgreSQL, Docker, Git

We expect:

• Extensive development experience of 6+ years (at least 3 of which are in Go)
• Knowledge of algorithms and data structures
• Experience in developing high-load web services with an SLA of 99.95%+
• Deep knowledge and experience with at least one DBMS: (PostgreSQL, MySQL, ClickHouse)
• Understanding of the basic principles of building distributed data storage and processing systems
• Experience in developing Cloud Native services
• Good knowledge of microservice architecture design principles and practical experience in their application
• Good knowledge of the internal workings of Linux
• Experience in profiling, optimizing Go programs, and troubleshooting complex technical issues
• Readiness to work by the principle: “You build it, you run it”

Will be a plus:

• Knowledge and programming skills in C/C++, Rust
• Experience in implementing effective service monitoring
• Experience with incident escalation automation tools

Skills: Golang, PostgreSQL