About the Role
Our promotional features team is seeking a Senior Backend Engineer. This role is focused on developing and optimising promotional features for our gaming platforms, where performance, scalability, and cutting-edge solutions are paramount. If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and you have a fast "PoC first" approach with a deep sense of ownership, we would love to hear from you.
Key Responsibilities
- Develop and maintain robust backend systems for our promotional features.
- Optimize existing systems for enhanced performance and scalability.
- Lead technical decisions and contribute to our SaaS solutions.
- Collaborate with distributed teams to innovate and implement new features.
- Ensure code and architectural excellence through reviews.
- Address complex technical challenges with innovative solutions.
- Participating in on-call rotations within the squad to help ensure the reliability and availability of our systems.

Requirments
- Strong proficiency in Node.js and TypeScript (our primary backend stack).



We’re also open to strong backend engineers from other ecosystems (e.g., Go, Java, C#, C++) who are ready to ramp up quickly.
- Strong understanding of asynchronous programming and concurrency patterns.
- Experience building distributed systems and working with messaging and coordination tools (e.g., Kafka, RabbitMQ, NATS, distributed locks).
- Experience with gRPC in production environments.
- Solid knowledge of databases: relational (MySQL, PostgreSQL), columnar (ClickHouse), and NoSQL (DynamoDB, MongoDB).
- Experience with cloud platforms (AWS/GCP/Azure) and Kubernetes.
- Skilled in building and maintaining unit and end-to-end tests.
- Proven track record of delivering production-ready solutions.
- Experience working with large-scale microservices architectures.
- Degree in Computer Science or a related field (or equivalent practical experience).

Nice to Have
- Understanding of enterp

📌 Senior Backend Engineer (España)
🏢 Playson
📍 España