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Senior Backend Engineer -Europe

Siza-Buso Consulting

Key Facts

Remote From: 
Europe
Full time
Senior (5-10 years)
English

Other Skills

  • •
    Communication

Roles & Responsibilities

  • Senior backend experience shipping and operating production systems
  • Strong API and system design instincts
  • Cloud-native infrastructure ownership (AWS preferred)
  • Clear written communication for a remote, async team

Requirements:

  • Design, build, and operate production payment services end-to-end
  • Own your infrastructure (AWS, Terraform)—no separate ops team
  • Ship APIs, data pipelines, and internal tooling with real production stakes
  • Work primarily in Rust and TypeScript

Job description


We're looking to hire a  Senior Backend Engineer to own critical infrastructure: payment orchestration, merchant APIs, settlement flows, and the services that keep it all running.

What you'll do

  • Design, build, and operate production payment services end-to-end
  • Own your infrastructure (AWS, Terraform)—no separate ops team
  • Ship APIs, data pipelines, and internal tooling with real production stakes
  • Work primarily in Rust and TypeScript

What we're looking for

  • Senior backend experience shipping and operating production systems
  • Strong API and system design instincts
  • Cloud-native infrastructure ownership (AWS preferred)
  • Clear written communication for a remote, async team
  • Effective use of AI-assisted development with strong human review

Nice to have: Rust, payments/fintech background, crypto/Web3 familiarity Build the infrastructure for onchain payments at scale.
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