Software Engineer, Core Services

Cursor3 days ago

Location

San Francisco

Type

Full Time

Salary

USD 150,000 – 250,000

Level

Senior

Role

Software Engineer

Posted

Apr 7, 2026

Full TimeSenior

The role

Summary

Cursor is seeking a talented Software Engineer for its Core Services team to develop critical shared infrastructure that powers the company's AI-driven developer productivity tool. The ideal candidate will build scalable backend services, authentication systems, and webhook infrastructure that enable seamless integration and high-performance agent workflows.

What you'll do

Authentication Infrastructure: Design and implement a scalable authentication architecture for a widely-used developer tool, ensuring robust security and access management.

Agent Backend Development: Own and optimize the infrastructure powering Cursor's agent workflows, focusing on end-to-end performance and reliability.

Webhook Management: Develop a high-throughput webhook server with robust retry mechanisms, dead-letter queues, and comprehensive observability.

Source Control Integration: Build resilient abstractions for source control provider integrations to maintain system stability across different third-party platforms.

System Reliability: Collaborate across teams to improve the entire user action to agent response pathway, addressing complex challenges in AI-powered development.

What we look for

Technical

Backend Service DevelopmentProven experience in building and operating critical backend services, including authentication systems, API gateways, and webhook infrastructure

Authentication TechnologiesExpertise in authentication frameworks such as OAuth, JWT, and Role-Based Access Control (RBAC)

Architecture DesignStrong understanding of event-driven architectures and platform service development

Education

Computer ScienceBachelor's degree in Computer Science, Software Engineering, or equivalent practical experience

Experience

Systems EngineeringDemonstrated experience with agentic products or infrastructure, with strong opinions on system reliability and performance

Full Lifecycle ManagementAbility to own the complete lifecycle of production services from design to deployment and maintenance

Skills

Required skills

Backend DevelopmentStrong software engineering fundamentals with focus on creating clean, well-abstracted service architectures

System DesignAbility to create well-defined service contracts and infrastructure that enables other engineers to build effectively

Nice to have

AI InfrastructureExperience with AI-driven development tools and agent-based systems

Cloud ServicesFamiliarity with modern cloud infrastructure and scalable service design

Compensation & benefits

Salary

USD 150,000 – 250,000 (annual)

Stock options

Available

Benefits

Innovative Work Environment

Opportunity to work in a flat, talent-dense organization that values creativity and spirited debate

Cutting-Edge Technology

Work on groundbreaking AI-powered developer productivity tools

Professional Growth

Challenging projects that push the boundaries of software engineering and AI integration

Interview process

1
Initial Screening — Review of application and background
2
Technical Interviews — 2-3 short technical interviews to assess engineering skills and problem-solving abilities
3
Onsite Interview — In-office interview involving a small project, team discussions, and meeting potential colleagues