Senior Software Engineer

Madison-Davis; New York (NY); Presencial; USD 150.000 - 210.000; Jornada completa

Descripción de la vacante

Madison-Davis, LLC is seeking a Senior Software Engineer to design and develop scalable backend infrastructure for international payments. This hands-on role focuses on distributed systems, payment workflows, APIs, and complex integrations, requiring deep backend experience in a fintech context.

The ideal candidate brings strong production experience with Python, Go, or Ruby and can work independently in a fast-moving environment, with familiarity in AWS, Terraform, and Kubernetes preferred.

Formación

• Senior-level hands-on backend engineering experience.
• Direct professional experience in payments or fintech.
• Strong production experience with Python, Go, or Ruby.
• Experience designing and building backend services and distributed systems.
• Experience developing APIs and complex technical integrations.
• Strong technical judgment and system-design capabilities.
• Ability to work independently and collaboratively in a fast-moving environment.
• Preferred AWS, Terraform, or Kubernetes experience.

Responsabilidades

• Develop scalable backend services supporting payment infrastructure.
• Build and maintain payment orchestration and ledgering capabilities.
• Develop APIs, workflow engines, and external partner integrations.
• Design and improve production distributed systems.
• Address challenges involving reliability, scalability, and transaction processing.
• Contribute to architecture decisions and engineering improvements.
• Collaborate with engineers across backend and infrastructure functions.
• Maintain meaningful hands-on production coding responsibilities.

Conocimientos

Python

Go

Ruby

Herramientas

AWS

Terraform

Kubernetes

Descripción del empleo

A growing financial technology company is seeking a Senior Software Engineer to help design and develop scalable backend infrastructure supporting international payments. This is a hands‑on engineering opportunity focused on distributed systems, financial transaction workflows, APIs, and complex technical integrations. The ideal candidate combines deep backend engineering experience with direct payments or fintech exposure.

RESPONSIBILITIES

• Develop scalable backend services supporting payment infrastructure.
• Build and maintain payment orchestration and ledgering capabilities.
• Develop APIs, workflow engines, and external partner integrations.
• Design and improve production distributed systems.
• Address challenges involving reliability, scalability, and transaction processing.
• Contribute to architecture decisions and engineering improvements.
• Collaborate with engineers across backend and infrastructure functions.
• Maintain meaningful hands‑on production coding responsibilities.

Role Requirements

• Senior-level hands‑on backend engineering experience.
• Direct professional experience in payments or fintech.
• Strong production experience with Python, Go, or Ruby.
• Experience designing and building backend services and distributed systems.
• Experience developing APIs and complex technical integrations.
• Strong technical judgment and system-design capabilities.
• Ability to work independently and collaboratively in a fast-moving environment.
• Current residence in NYC, San Francisco, or London.
• PREFERRED EXPERIENCE AWS, Terraform, or Kubernetes experience.
• Infrastructure, DevOps, or SRE background.
• Complex financial transaction-processing experience.
• Experience within a growing technology company.