Python Developer
Our client is an international product-based IT company specializing in the iGaming industry. Born in 2014, they rocked the CIS region, and now take the success to the world.
We are currently looking for a Python Developer to join the Core team.
๐ฅ About the team:
The Core team is responsible for the mission-critical services of the platform: user management (IAM), financial transactions, anti-fraud, and event history.
We are actively decomposing a legacy monolith (Python/Tornado) and rewriting critical parts of the system using a modern tech stack.
๐ Key responsibilities and your contribution:
- Decomposing the monolith by extracting functionality from the Core service (Python 3.6+/Tornado) into microservices
- Developing and supporting services for transaction processing (a business-critical area)
- Designing asynchronous processes with RabbitMQ/Kafka
- Optimizing MongoDB (shared database antipattern) and migrating services to PostgreSQL
- Integrating with internal payment systems and external anti-fraud providers
- Refactoring heavily debt-loaded code (tech debt 9/10) and increasing test coverage (currently <20%)
- Building and optimizing server-side applications and microservices for processing data
- Setting up and maintaining integrations with external financial systems, payment gateways
- Writing unit tests, conducting integration testing, optimizing performance, and debugging code issues
๐ Your qualifications:
- 3+ years of experience with Python (working with both legacy and modern code)
- Strong knowledge of PostgreSQL and MongoDB in production
- Experience with asynchronous programming (asyncio, multithreading)
- Solid skills in SQL and ORM usage (we are migrating to PostgreSQL)
- Hands-on experience with high-load systems
- Strong debugging, optimization, and problem-solving skills
- Excellent communication skills to collaborate with technical and non-technical stakeholders
โ Nice to have:
- Experience decomposing monoliths into microservices
- ORM optimization via RAW queries
- FastAPI framework knowledge
- Familiarity with GoLang or Node.js
- Experience with RabbitMQ/Kafka
- Previous work with financial systems or payment solutions
- Experience with Redis
Benefits:
โญ Days of recovery: 20 paid vacation day per year and unlimited sick leave days.
โญ Health: corporate medical insurance, a company psychologist and a Cafeteria of Benefits for personal wellness choices.
โญ Education: a variety of foreign languages course for you to choose from. Also we are open for your development and you can choose different courses /training for improving your skills.
โญ Compensation: additional benefits that can be used according to company policy, e.g. paid business trips, international conference opportunities, lunch perks at our offices etc.
โญ Work Environment: work remotely or from one of our offices in Cyprus, Portugal, Poland, equipped with the equipment you'll need for success.
Required skills experience
Python | 3 years |
PostgreSQL | 3 years |
MongoDB | 3 years |
FastAPI | 3 years |
Required languages
English | A2 - Elementary |