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# Remote Senior Backend Developer - Node (100% Remote LATAM)

- **Company:** Bitfinex
- **Location:** Cardiff, UK (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, C++ (Programming Language), Databases, MongoDB, MySQL, Node.Js, Queueing Systems, Redis, Blockchain, Ruby, Web Services, Caching, Backend, Network Support, Microservices
- **Published:** June 25, 2026
- **Apply:** https://find.jobs/jobs-near-me/remote-senior-backend-developer-node-100-remote-latam-cardiff/2835110253-2/

## About the Role

* 6+ Years of Node/JavaScript experience
 * Familiar with microservices architecture
 * Have actively participated in the development of a complex platform
 * Good experience in interacting with databases (MySQL, MongoDB)
 * Ability to quickly learn new technologies
 * Good understanding of security practices, * Experience with blockchain integration
 * Comfortable with high-availability concepts
 * Ruby, Rust or C++ skills are a plus
 * Other technologies of interest: Message queues (Redis), Caches and Job Queues

## Description

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

 * New Products and Features - Bitfinex continuously strives to create innovative new features in order to provide the most professional trading experience for customers. These are developed and deployed using agile methodologies, to ensure the user experience remains the best in the industry.
 * Scalability - all backend services that power Bitfinex platform must remain effortlessly smooth, responsive, and real-time for customers as the platform continues to scale to accommodate new user growth. A good example are the renown Bitfinex API, the most solid, low-latency and complete in our industry.
 * Security - Bitfinex makes Security its most important feature. The Backend Development team is responsible for building all the API services and backend processes with the highest security principles and standard, in order to protect the safety of the entire user base.


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