Senior Backend Engineer - Remote, Scalable Architecture

Affirm, Inc.; Baltimore (MD); Remote; USD 173,000 - 255,000; Full time

Benefits offered by this job

Health coverage 100%

Tech stipends

Flexible time off

ESPP

Job summary

Affirm, Inc. is seeking a Senior Software Engineer to drive architectural strategy and lead the design of high-availability services.

You will orchestrate cross-functional collaboration with Product, Analytics, Design, Legal, and Finance to define requirements and lifecycle approaches for card loan attribution and lifecycle management. You will mentor engineers, conduct design reviews, and champion best practices while delivering scalable APIs and data models for modern microservice and

Qualifications

• 5+ years of experience in software development or engineering, with a deep understanding of system design and architecture.
• Motivated leader, inspiring team growth and fostering a culture of continuous learning
• Excellent communicator, adept at sharing complex ideas with diverse audiences.
• Strong analytical and problem‑solving skills, with a creative and solution-oriented mindset.
• Proficiency in modern programming languages such as Python, Kotlin, or similar.
• Experience with cloud platforms (AWS, Azure, Google Cloud) and containerization (Docker, Kubernetes).
• Knowledge of database systems (SQL, NoSQL), web frameworks, and RESTful API development.
• This position requires either equivalent practical experience or a Bachelor’s degree in a related field.

Responsibilities

• Drive technical strategy by planning, prioritizing, and executing projects aligned with goals.
• Lead end-to-end system design and development of large-scale, high-availability services with robust APIs.
• Collaborate with Product, Analytics, Design, Legal, and Finance to define requirements and lifecycle strategy.
• Ensure system health by analyzing issues, optimizing code, and driving scalable solutions.
• Mentor engineers, lead design reviews, and promote best practices through code reviews.

Skills

Leadership

Communication

System design

Analytical thinking

Python

Cloud platforms

Docker / Kubernetes

RESTful APIs

SQL / NoSQL

Education

Bachelor's degree

Tools

Python

Kotlin

AWS

Azure

Google Cloud

Docker

Kubernetes

SQL

NoSQL

RESTful API

Job description

Affirm, Inc. is seeking a Senior Software Engineer to drive architectural strategy and lead the design of high-availability services.

You will orchestrate cross-functional collaboration with Product, Analytics, Design, Legal, and Finance to define requirements and lifecycle approaches for card loan attribution and lifecycle management. You will mentor engineers, conduct design reviews, and champion best practices while delivering scalable APIs and data models for modern microservice and