Rust Backend Developer – AI & Developer Tools

Qualifications

• 3+ years of professional backend development experience
• Strong proficiency in Rust
• Experience building and maintaining RESTful and GraphQL APIs
• Solid understanding of backend validation, error handling, and security
• Experience with database migrations and schema design
• Regular use of AI tools for coding (Cursor is a strong plus)
• Clear written communication and structured bug/incident reporting skills
• Comfortable working in fast-paced, confidential, remote environments
• \u2B50 Nice to have (not required)
• Open-source contributions (GitHub projects, PRs, stars)
• Experience evaluating experimental developer tools or workflows
• Strong interest in AI applied to software engineering
• Location: Remote - United States, Canada, India
• API Security
• Back-end development
• Cursor
• Database migration
• GraphQL
• REST API
• Rust

Responsibilities

• We’re looking for a Rust backend developer who enjoys building scalable APIs and experimenting with AI-powered developer tools
• In this role, you’ll work hands-on designing REST and GraphQL services while actively testing AI models inside Cursor, collaborating closely with a research team to improve real-world coding workflows
• This is a part-time, high-impact contractor role ideal for developers who are AI-curious, detail-oriented, and comfortable giving structured feedback
• Design, develop, and optimize REST and GraphQL APIs using Rust
• Apply best practices for data validation, error handling, and API security
• Plan and execute database migrations, schema changes, and performance optimizations
• Test AI-powered coding models in Cursor, reporting bugs with logs, traces, and screenshots
• Participate in 4-day intensive testing bursts focused on real coding workflows
• Collaborate with AI researchers via Slack to discuss findings and propose improvements
• Submit post-burst surveys evaluating model quality and developer experience

Full Description

• \uD83E\uDDE0 About the role

We’re looking for a Rust backend developer who enjoys building scalable APIs and experimenting with AI-powered developer tools.

In this role, you’ll work hands-on designing REST and GraphQL services while actively testing AI models inside Cursor, collaborating closely with a research team to improve real-world coding workflows.

This is a part-time, high-impact contractor role ideal for developers who are AI-curious, detail-oriented, and comfortable giving structured feedback.

\uD83D\uDD27 What you’ll do

• Design, develop, and optimize REST and GraphQL APIs using Rust.

• Apply best practices for data validation, error handling, and API security.

• Plan and execute database migrations, schema changes, and performance optimizations.

• Test AI-powered coding models in Cursor, reporting bugs with logs, traces, and screenshots.

• Participate in 4-day intensive testing bursts focused on real coding workflows.

• Collaborate with AI researchers via Slack to discuss findings and propose improvements.

• Submit post-burst surveys evaluating model quality and developer experience.

\u2705 Requirements

• 3+ years of professional backend development experience.

• Strong proficiency in Rust.

• Experience building and maintaining RESTful and GraphQL APIs.

• Solid understanding of backend validation, error handling, and security.

• Experience with database migrations and schema design.

• Regular use of AI tools for coding (Cursor is a strong plus).

• Clear written communication and structured bug/incident reporting skills.

• Comfortable working in fast-paced, confidential, remote environments.

\u2B50 Nice to have (not required)

• Open-source contributions (GitHub projects, PRs, stars).

• Experience evaluating experimental developer tools or workflows.

• Strong interest in AI applied to software engineering.

Location: Remote - United States, Canada, India

Skills required for this job:

• API Security

• Back-end development

• Cursor

• Database migration

• GraphQL

• REST API

• Rust