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

The Original Bitcoin Exchange: Inspired by Bitcoin's vision of financial freedom, we are committed to empowering individuals to transact and connect seamlessly across the globe. From the early days of the Bitcoin revolution, our mission has been to champion freedom through innovative, reliable, and accessible technology—ensuring that everyone, everywhere, has the tools to participate in a truly open and borderless world. We are driven by a relentless pursuit of innovation and financial empowerment, prioritizing education and delivering a cutting‑edge platform that enables users to seamlessly buy, hold, and trade digital assets with confidence. Our forward‑thinking, agile approach ensures that financial freedom is not just a vision, but a reality for all.

Innovation: At Bitfinex, we merge technology and skill to create an environment where your involvement isn’t just appreciated—it’s pioneering the future and pushing boundaries in finance. Flexibility & Global Reach: Our team operates remotely, ensuring you work from anywhere while collaborating with some of the best talents across the world. Fast‑Paced & Impactful: Projects move fast, break new ground, and make an impact. Your contributions reach our global audience, shaping the narrative of a decentralized future. Collaboration: We blend seasoned experts with fresh creative minds, ensuring constant innovation, mentorship, and a dynamic work environment. Growth: Continuous learning through technological advancements, workshops, and mentorship.

As a senior Backend Developer, you will be part of the team that develops the backend components of all Bitfinex Services—including the main trading application, Lightning Network support, and Blockchain integrations. This includes:

• New Products and Features: Innovate and deliver new features using agile methodologies.
• Scalability: Ensure backend services remain smooth, responsive, and real‑time as the platform scales.
• Security: Build API services and backend processes with the highest security principles to protect users.

• Exceptional Node/JavaScript skills
• Familiar with microservices architecture
• Active participation in developing a complex platform
• Experience with databases (MySQL, MongoDB)
• Quick learner of new technologies
• Understanding of security practices

• Experience with blockchain integration
• Comfortable with high-availability concepts
• Ruby, Rust, or C++ skills are a plus
• Interest in message queues, caches, and job queues

• Flexible work & remote-friendly culture
• Mentorship & growth
• Competitive pay
• Career development opportunities
• Supportive team environment
• Learning & knowledge sharing
• Team-building activities
• Social activities (online & in‑person)
• Direct impact on brand narrative

At Bitfinex, we’re committed to equitable opportunities. We do not discriminate based on race, religion, gender, age, disability, sexual orientation, gender identity, or any other protected status. This commitment applies across all stages of recruitment and contractual relationships.