Go Backend Engineer, Scalable Data SaaS

JobCubby; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Job summary

Sensor Tower is seeking a backend engineer to help build and scale a market intelligence SaaS platform (AppMagic). You will design, implement, and optimize services handling large-scale data, with emphasis on reliability and performance.

You will work closely with experienced engineers, review code, and improve data pipelines, databases, and APIs. Fluency in English and Russian for technical interviews is valued.

Qualifications

• 3+ years of Go experience with production services.
• Strong SQL skills and complex query proficiency.
• Experience with CI/CD and containerized deployments.
• Willingness to communicate in English and Russian for interviews.

Responsibilities

• Build new features for a market intelligence SaaS platform (AppMagic by Sensor Tower).
• Participate in full development life cycle from design to release.
• Work on parsing, data aggregation, API design, refactoring and performance tuning.
• Create and optimize complex database queries for analysis and modification.
• Perform code reviews and propose tooling/process improvements.

Skills

Go

SQL

CI/CD

Docker

Kubernetes

English

Russian

Tools

PostgreSQL

ClickHouse

Elasticsearch

RabbitMQ

Job description

Sensor Tower is seeking a backend engineer to help build and scale a market intelligence SaaS platform (AppMagic). You will design, implement, and optimize services handling large-scale data, with emphasis on reliability and performance.

You will work closely with experienced engineers, review code, and improve data pipelines, databases, and APIs. Fluency in English and Russian for technical interviews is valued.