Senior Golang Engineer – Fintech & Web3 (Remote)

Wirex; United States; Remote; CAD 110.000 - 170.000; Vollzeit

Benefits dieser Stelle

Premium tariffs for Wirex product

Semi-remote work with flexible hours

Home office allowance

Virtual share options after probation

Health insurance after probationary

Zusammenfassung

Wirex is seeking a Golang Developer to build our fintech products and transform the payment landscape. Join a team of professionals delivering crypto-enabled services and scalable backend systems.

You will design and maintain backend services in Go, integrate with on-chain data, and develop APIs for blockchain interactions across Ethereum and EVM chains. The role emphasizes high-performance, secure transaction flows and reliable operations.

Qualifikationen

• 3+ years in Go development, with 1+ year in Web3 or blockchain projects.
• Understanding of blockchain fundamentals, especially Ethereum and EVM-compatible networks; experience with smart contracts and wallet integrations.
• Proficient in RESTful API and gRPC service design; API security best practices.
• Proficient with MySQL and data consistency in distributed systems.
• Experience with containerized apps and Kubernetes for production deployments.
• Familiar with cloud infrastructure (AWS/GCP/Azure) and CI/CD for Go apps.
• Good written and spoken English; Ukrainian or Russian communication helpful.

Aufgaben

• Design, build, and maintain backend services using Go for high-performance, low-latency Web3 card payments.
• Develop and maintain smart contract integrations and on-chain interactions.
• Create and manage APIs for blockchain, payments infrastructure, and third-party services.
• Implement secure transaction handling with asynchronous confirmations and processing orchards.
• Develop services for cross-chain token swaps and stablecoin transactions across chains.
• Ensure secure data handling with encryption, authentication, and authorization.
• Maintain high availability with monitoring, debugging, and incident response.

Kenntnisse

Go (Golang)

Web3 / Blockchain

RESTful API

gRPC

MySQL

Cloud (AWS/GCP/Azure)

Security

English communication

Ukrainian/Russian

Tools

Docker

Kubernetes

Ethereum / Geth / Infura

Jobbeschreibung

Wirex is seeking a Golang Developer to build our fintech products and transform the payment landscape. Join a team of professionals delivering crypto-enabled services and scalable backend systems.

You will design and maintain backend services in Go, integrate with on-chain data, and develop APIs for blockchain interactions across Ethereum and EVM chains. The role emphasizes high-performance, secure transaction flows and reliable operations.