Senior Backend Developer - Node.js (Fully Remote, Worldwide)

Senior Backend Developer

As a senior Backend Developer, you will be part of the team that works on the development of the backend components of all Bitfinex Services (main trading application, Lightning Network support, Blockchain integrations, ….).

The Role

Responsibilities:

• Develop new products and features using agile methodologies.
• Ensure scalability and performance of backend services.
• Implement security best practices and protect user data.

What You Bring to the Table

• Exceptional Node/JavaScript skills
• Experience with microservices architecture
• Hands‑on experience building a complex platform
• Good experience with MySQL and MongoDB
• Rapid learning of new technologies
• Strong understanding of security practices

Other Valuable Skills

• Blockchain integration experience
• High-availability concepts