Full-Stack Engineer for Fintech & Crypto Platform

CoinFlip Preferred LLC; Fully; Vor Ort; CHF 37.000 - 46.000; Vollzeit

Zusammenfassung

CoinFlip Preferred LLC is seeking a skilled software engineer to design, build, and maintain full-stack features across frontend applications and backend services. The role supports onboarding, authentication, transaction lifecycles, and operational workflows.

You will work with Golang/Java on the backend, Node.js/TypeScript for Wallet, and Next.js/React on the frontend, in AWS and Kubernetes environments. The team emphasizes security, performance, and observability throughout the stack.

Qualifikationen

• 3+ years of experience as a software engineer across frontend and backend.
• Strong backend experience in Golang and/or Java.
• Proficiency with Node.js / TypeScript v5 (Wallet).
• Experience with Next.js, React, and TypeScript frontend.
• RESTful API design expertise.
• Strong SQL skills with PostgreSQL.
• Experience in AWS environment.
• Familiarity with microservices and distributed systems.
• Experience with monitoring/observability platforms (Grafana).
• Experience with Kubernetes and Terraform/Helm.
• Clear communication and collaborative mindset.

Aufgaben

• Design, build, and maintain full-stack features across frontend and backend.
• Develop and maintain backend APIs for onboarding, auth, transactions, workflows.
• Build and enhance frontend experiences in customer-facing and internal apps.
• Integrate systems with third-party services and providers.
• Implement secure authentication with OAuth 2.0.
• Work in a microservices environment for scalable backend capabilities.
• Ensure security, performance, reliability, and observability.
• Participate in code reviews and architecture discussions.
• Write and maintain technical documentation.

Kenntnisse

Backend development with Golang/Java

Frontend with Next.js/React/TypeScript

REST API design

SQL/PostgreSQL

AWS cloud

Distributed/microservices

Observability with Grafana

Tools

Terraform

Helm

Kubernetes

Grafana

Git CI/CD

VS Code

Jobbeschreibung

CoinFlip Preferred LLC is seeking a skilled software engineer to design, build, and maintain full-stack features across frontend applications and backend services. The role supports onboarding, authentication, transaction lifecycles, and operational workflows.

You will work with Golang/Java on the backend, Node.js/TypeScript for Wallet, and Next.js/React on the frontend, in AWS and Kubernetes environments. The team emphasizes security, performance, and observability throughout the stack.