Back End Developer

The5ers is a fast-growing tech company building smart, data-driven platforms for a global community of traders. Through our leading brands-The5ers and Trade The Pool, we create innovative solutions that help traders grow, improve, and connect.

We’re on a mission to shape the future of trading by combining advanced technologies, user-focused tools, and a unique funding model that empowers talented individuals to reach their potential, all while serving one of the world’s largest and most engaged trading communities.

We’re looking for a skilled and curious BackEnd Developer to help build scalable tools for our global trading platform, with real ownership, fast-paced development, and meaningful impact.

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Responsibilities:

• Design, develop, and maintain backend services using Node.js
• Collaborate with product managers and system architects to define and deliver new features
• Guide technical decision-making and contribute to backend system architecture
• Mentor junior developers and support their professional growth
• Ensure service performance, scalability, and reliability
• Write clean, maintainable code and implement automated tests
• Continuously improve development processes and code quality within the team

Requirements:

• 4+ years of experience in backend development
• 3+ years of hands-on experience with Node.js and microservice-based architecture
• Solid experience with relational and NoSQL databases (PostgreSQL, MongoDB, etc.)
• Knowledge of Pub/Sub solutions (Redis, RabbitMQ, Kafka) and event-driven architecture
• Solid understanding of software engineering principles and system design
• Cloud experience (AWS, GCP, or Azure), including serverless or container-based architecture
• Experience with CI/CD pipelines and Git-based workflows
• Strong communication skills in English (written and spoken)
• Ability to work independently, mentor others, and thrive in a fast-paced environment

Advantages

• Experience with NestJS or other structured backend frameworks
• Background working with monorepo environments
• Knowledge and experience in AI-driven development

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Why Join Us?

• Be part of a profitable, fast-growing company shaping the future of trading
• Join a global team where your ideas drive real product impact
• Work in a culture that values openness, initiative, and collaboration
• Enjoy a healthy work-life balance in a focused, supportive, and non-corporate environment
• Grow in a company that gives you room to lead, evolve, and leave a meaningful mark