Python Backend Engineer - High-Load Microservices (Remote)

BETBY; Barcelona; Remote; EUR 70,000 - 95,000; Full time

Benefits offered by this job

Health insurance

Sick leave

20 days vacation

Learning & growth support

Language learning support

Modern hardware

International team

Corporate events

Welfare program

Gifts

Job summary

Betby is building a complex, high-load backend for risk management in iGaming. You will contribute to a microservice-based architecture, ensuring scalability, reliability, and performance across the risk tools and back office components.

The team values autonomy, ownership, and rigorous testing, with a focus on continuous improvement and cross-functional collaboration. This role supports remote talent across multiple countries.

Qualifications

• Strong Python backend development experience with high-load systems.
• Experience with asyncio and asynchronous design patterns.
• Proficiency in microservices, RPC, and scalable architectures.
• Hands-on understanding of Kafka/RabbitMQ and data stores.

Responsibilities

• Develop and maintain high-load backend services using Python (asyncio).
• Design, support, and optimize microservice architecture components.
• Participate in architectural discussions and technical decision-making.
• Implement integrations with Kafka, RabbitMQ, and internal RPC services.
• Refactor and improve existing services for scalability and reliability.
• Write functional and integration tests to ensure system stability.
• Collaborate with developers, QA, analysts, and product teams; contribute to code reviews.

Skills

Python programming

Asyncio/async programming

Microservices architecture

Algorithms & data structures

SOLID / DRY / KISS / YAGNI

RPC design and systems

Code reviews & collaboration

Tools

Kafka

RabbitMQ

MongoDB

Docker

Kubernetes

Prometheus

Grafana

ELK

Pydantic v2

Job description

Betby is building a complex, high-load backend for risk management in iGaming. You will contribute to a microservice-based architecture, ensuring scalability, reliability, and performance across the risk tools and back office components.

The team values autonomy, ownership, and rigorous testing, with a focus on continuous improvement and cross-functional collaboration. This role supports remote talent across multiple countries.