Remote Senior Backend Engineer — Identity & Security

OhioX; Northern (KY); Remote; USD 167,000 - 242,000; Full time

Benefits offered by this job

Competitive compensation

Annual equity grants

401(k) matching

ESPP (US only)

Health coverage

Job summary

Upstart is seeking a Senior Software Engineer on the Identity team to build secure backend systems that power login, account management, authentication, and authorization across Upstart products. You will own projects from design through delivery, partner with Product and Security teams, and contribute to both backend and optional frontend work.

This role is remote and field-leading in the AI-enabled security domain.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related field, or equivalent practical experience, plus 4 years of software engineering experience.
• Experience designing, building, testing, and maintaining production backend software or services.
• Experience owning software engineering projects through multiple stages of the development lifecycle, from technical design through production delivery.
• Experience designing or integrating APIs, services, or other components within distributed or interconnected production systems.
• Experience applying software engineering practices including code review, automated testing, debugging, and production support.

Responsibilities

• Design, build, and operate backend systems that power secure login, account management, authentication, and authorization experiences across Upstart products.
• Own engineering projects from problem definition and technical design through implementation, testing, deployment, and ongoing improvement.
• Balance security requirements with customer experience, making thoughtful technical decisions that protect customer data while reducing unnecessary friction.
• Partner with Product, Information Security, Application Security, and engineering teams across Upstart to deliver secure capabilities and influence product direction.
• Identify opportunities to improve the reliability, maintainability, and security of interconnected systems and help establish effective engineering practices across the Identity domain.
• Use AI-assisted development tools such as Cursor and Claude Code to accelerate learning and delivery while applying engineering judgment and validating the resulting work.

Skills

Backend development

API design

Software lifecycle

Code review & testing

Education

Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related field

Tools

Cursor

Claude Code

Job description

Upstart is seeking a Senior Software Engineer on the Identity team to build secure backend systems that power login, account management, authentication, and authorization across Upstart products. You will own projects from design through delivery, partner with Product and Security teams, and contribute to both backend and optional frontend work.

This role is remote and field-leading in the AI-enabled security domain.