Go Backend Engineer — Scale a Data‑Driven SaaS

Sensor Tower; Warszawa; On-site; PLN 180,000 - 270,000; Full time

Job summary

Sensor Tower seeks a skilled Go engineer to join our data-driven team and help build fast, reliable systems for data access and insights. You’ll work with a modern stack and contribute to meaningful features from day one, collaborating with seasoned engineers to scale our market intelligence SaaS platform.

You’ll engage in designing, implementing, and optimizing services, databases, and APIs, while emphasizing code quality and testability in a collaborative, high-ownership culture.

Qualifications

• 3+ years of Go development experience.
• Strong SQL skills with Postgres/ClickHouse.
• Focus on writing testable, maintainable code.
• Experience with CI/CD pipelines.
• Ability to communicate in English and Russian.
• Hands-on with AI-assisted development is a plus.

Responsibilities

• Improve and build features for the AppMagic market intelligence platform.
• Participate in the full development life cycle.
• Design, implement, and optimize data processing and API layers.
• Review code and improve tooling and processes.
• Create and optimize complex database queries.

Skills

Go programming

SQL

Testing

CI/CD

English language

Russian language

Tools

PostgreSQL

ClickHouse

MongoDB

Elasticsearch

RabbitMQ

GitLab

Docker

Kubernetes

Job description

Sensor Tower seeks a skilled Go engineer to join our data-driven team and help build fast, reliable systems for data access and insights. You’ll work with a modern stack and contribute to meaningful features from day one, collaborating with seasoned engineers to scale our market intelligence SaaS platform.

You’ll engage in designing, implementing, and optimizing services, databases, and APIs, while emphasizing code quality and testability in a collaborative, high-ownership culture.