Bitfinex seeks a Senior Backend Developer to join our core technology team. Inspired by Bitcoin's vision of financial freedom, we empower individuals to transact seamlessly across the globe. In this fully remote role, you will build and scale the backend components for all Bitfinex services, including the main trading application, Lightning Network support, and Blockchain integrations.
What You'll Do
- Develop new products and features for the Bitfinex trading platform using agile methodologies.
- Ensure backend services remain smooth, responsive, and real-time as the platform scales.
- Build API services and backend processes with the highest security principles to protect users.
- Work on the development of backend components for all Bitfinex services.
What We're Looking For
- Exceptional Node.js and JavaScript skills.
- Familiarity with microservices architecture.
- Experience actively participating in the development of a complex platform.
- Good experience interacting with databases, specifically MySQL and MongoDB.
- Ability to quickly learn new technologies.
- Good understanding of security practices.
Nice to Have
- Experience with blockchain integration.
- Comfort with high-availability concepts.
- Skills in Ruby, Rust, or C++.
- Experience with other technologies like message queues (Redis), caches, and job queues.
Technical Stack
- Node.js, JavaScript
- MySQL, MongoDB
- Redis
Team & Environment
You will join a small, technology-focused core backend development team. We thrive on collaboration, blending seasoned experts with fresh creative minds in a fast-paced and impactful environment.
Benefits & Compensation
- Flexible work & remote-friendly culture.
- Mentorship, growth, and career development opportunities.
- Competitive pay.
- Supportive team environment with a focus on learning and knowledge sharing.
- Team-building and social activities, both online and in-person.
- A collaborative environment where your creativity has a direct impact.
Work Mode
This is a fully remote position open to candidates worldwide.
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.



