Key skills
BigQueryGraphQLPostgresPythonSQLPostgreSQLRESTfulCachingCommunicationCollaboration
About this role
Role Overview
- Design, develop, and maintain internal web applications responsible for ad campaigns management, e.g. configuration, monitoring, automation
- Implement jobs and processes to integrate internal services
- Contribute to the development of internal Python libraries and shared frameworks
- Write and maintain unit/integration tests to ensure code quality and reliability
- Identify issues and propose improvements to enhance performance, scalability, and stability
- Collaborate with cross-functional teams to deliver new features and improve existing workflows
- Apply best practices in application design, databases, and APIs
Requirements
- Solid experience in backend development with Python
- Familiarity with relational databases and ability to write efficient SQL queries (PostgreSQL, BigQuery is a plus)
- Understanding of RESTful and GraphQL APIs conventions and best practices
- Experience in asynchronous programming
- Good understanding of system design concepts (e.g. scalability, caching, reliability) and willingness to learn more
- Experience with writing and maintaining tests
- Problem-solving skills and the ability to work methodically through technical challenges
- Good communication skills and ability to work in a team
- Fluency in English
Tech Stack
- BigQuery
- GraphQL
- Postgres
- Python
- SQL
Benefits
- Being part of a small team with a high degree of autonomy and decision-making
- Access to the latest technology in the developed solution
- Opportunity to build and improve our own products, where long-term quality and reliability truly matter
- Participation in one of the most interesting projects of the online industry in Poland and one of the fastest growing technology companies in Europe
- Collaboration with flexible contract options (B2B or contract of mandate)