1. About Us

Winna.com is an innovative crypto casino, pushing the boundaries of online gaming with cutting-edge technology and a seamless user experience. We are building a high-performance, scalable, and secure platform to serve a growing number of players worldwide. As we scale, we are looking for talented individuals who want to shape the future of crypto gaming with us.

2. The Role

We are seeking a Back-End Developer to build and optimize the foundation of our gaming platform. You will work on API development, database management, and performance optimization while ensuring security and scalability. This role is ideal for someone who enjoys working on high-load systems, solving complex challenges, and driving innovation in a dynamic, fast-paced environment.

3. What We Are Looking For

We need a developer with a strong technical background who is passionate about creating scalable and efficient backend systems.

Experience in the iGaming industry is important—you should be familiar with the mechanics and challenges of online casinos, player transactions, and gaming operations.
A strong understanding of mathematical logic and calculations is valuable, as you will be working with gaming logic and odds calculations.
You should be comfortable working with real-time applications and high-load environments.

4. Key Responsibilities

Design, develop, and maintain APIs for our casino platform
Manage and optimize databases for scalability and efficiency
Ensure high performance and low latency in a high-load environment
Implement robust security measures to protect user data and transactions
Develop and integrate new functionalities into our platform
Work closely with the front-end, DevOps, and external teams to ensure seamless system integration
Optimize and fine-tune gaming logic, mathematical models, and calculations to ensure accurate gameplay mechanics, as well as support real-time dashboard KPIs and data visualizations

5. Skills & Attributes

Tech stack: Strong experience with Node.js, plus expertise in SQL, Redis, Web3, AWS is a plus
Understanding of high-load systems and real-time data processing
Experience designing and optimizing database structures
Knowledge of cryptographic principles and security best practices
Strong problem-solving skills and a passion for mathematical logic and calculations
Familiarity with iGaming industry mechanics is a must—understanding game engines, odds calculations, and player transaction flows
Ability to work independently and collaboratively with a distributed team
Experience integrating blockchain/Web3 technologies is beneficial

6. Why Winna?

Work on an innovative crypto gaming platform with cutting-edge technology
The opportunity to shape the core architecture of a fast-growing casino platform
A dynamic, agile work environment with direct impact on the product
Flexible work options: Remote or Hybrid
A talented, passionate team with a startup mindset and flat hierarchies
Competitive compensation based on experience and expertise