Join to apply for the Backend Engineer (Typescript) (50K€-65K€) role at Joppy We’re hiring a Backend Engineer for our client — someone who’ll own the backend systems that power our crypto and self‑custody platform. You’ll bring deep expertise in Go, TypeScript, RabbitMQ, and Kubernetes, paired with a passion for distributed systems, cryptography, and fintech.
Design, implement, and operate scalable, resilient backend services handling millions of API requests per month.
Author high‑performance microservices in Go and TypeScript, ensuring clean, maintainable code and robust test coverage.
Architect messaging workflows using RabbitMQ (or similar), optimizing for throughput, latency, and fault tolerance.
3+ years of backend experience building production systems in Go or TypeScript.




~ Proven track record designing message‑driven architectures with RabbitMQ, Kafka, or similar.
~ Strong knowledge of Kubernetes: deploying, scaling, and troubleshooting at scale.
~ You’re an individual contributor who loves solving hard problems, writing code end‑to‑end, and shipping reliable services.

Background in Rust, or systems programming.
Experience with Infrastructure as Code (Terraform, Cloud Deployment Manager).
Open‑source contributions or side projects showcasing your distributed systems chops.
Familiarity with observability tools (Prometheus, Grafana, OpenTelemetry).
Employment type Full-time
Industries Technology, Information and Internet

📌 Back End Developer Engineer (Cataluña)
🏢 Joppy
📍 Cataluña