Senior Full-Stack Engineer, Repayments UX — Remote Europe

Affirm, Inc.; United States; Remote; USD 96,000 - 136,000; Full time

Benefits offered by this job

Health coverage for you and dependents

Equity rewards

Flexible Spending Wallets

Away Days

Learning & Development

Parental benefits

Employee Resource & Community Groups

Job summary

Affirm is seeking a Senior Full-Stack Software Engineer to join the Repayment UX Engineering team. This remote-first role is based in Spain, with visa sponsorship available.

You will own quarterly goals, collaborate across product and analytics, and help scale high-impact features for a global user base. You should have 4+ years in mobile apps or web apps, strong React Native and React/Vue experience, and backend skills in Python or Kotlin.

Qualifications

• 4+ years of experience developing and architecting mobile apps, preferably with declarative UI like React Native.
• Experience shipping web apps with React or Vue.
• Experience designing, developing and launching backend systems in Python or Kotlin.
• Strong ability to define a technical plan for delivery of major features.
• Proven track record of safe large-scale code changes.

Responsibilities

• Own and deliver quarterly goals for your team and guide engineers through ambiguity.
• Collaborate with product, design, and analytics to align on technical constraints and trade-offs.
• Proactively identify and lead resolution of project, process, or tech issues.
• Support operations and on-call efforts and monitor team metrics.

Skills

Mobile development

Web development

Backend design

Tech leadership

Communication

Tools

React Native

React

Vue

Python

Kotlin

Job description

Affirm is seeking a Senior Full-Stack Software Engineer to join the Repayment UX Engineering team. This remote-first role is based in Spain, with visa sponsorship available.

You will own quarterly goals, collaborate across product and analytics, and help scale high-impact features for a global user base. You should have 4+ years in mobile apps or web apps, strong React Native and React/Vue experience, and backend skills in Python or Kotlin.