Demo

Backend & Tooling Engineer (Rust)

Alignerr
Seattle, WA Contractor
POSTED ON 3/23/2026 CLOSED ON 4/21/2026

What are the responsibilities and job description for the Backend & Tooling Engineer (Rust) position at Alignerr?

About The Job

Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. We work on real production systems and high-impact research workflows across data, tooling, and infrastructure.

Position

Senior Rust Full-Stack Engineer — AI Data & Infrastructure

Type: Contract, Remote Commitment: 20–40 hours/week Compensation: Competitive, hourly (based on experience)

Role Responsibilities

  • Design, build, and optimize high-performance systems in Rust supporting AI data pipelines and evaluation workflows
  • Develop full-stack tooling and backend services for large-scale data annotation, validation, and quality control
  • Improve reliability, performance, and safety across existing Rust codebases
  • Collaborate with data, research, and engineering teams to support model training and evaluation workflows
  • Identify bottlenecks and edge cases in data and system behavior, and implement scalable fixes
  • Participate in synchronous reviews to iterate on system design and implementation decisions

Qualifications

Must-Have

  • Native or fluent English speaker
  • 5 years of professional experience writing production Rust.
  • Proficiency building high-performance backend web services and robust, user-friendly command-line interface (CLI) tools.
  • Experience with type-safe database interactions and connection pooling for handling large-scale data.
  • Clear written and verbal communication skills.
  • Ability to commit 20–40 hours per week.

Preferred

  • Prior experience with data annotation, data quality, or evaluation systems
  • Familiarity with AI/ML workflows, model training, or benchmarking pipelines
  • Experience with distributed systems or developer tooling

Application Process

  • Submit your resume
  • Complete a short technical screening
  • Project matching and onboarding

Salary : $50 - $75

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets
This job has expired.
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Alignerr

  • Alignerr Charlotte, AR
  • About The Job At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models. As a Population Health... more
  • 12 Days Ago

  • Alignerr Denver, CO
  • About The Role We’re looking for entrepreneurship instructors to help evaluate AI systems trained on startups, innovation, and business planning. Organizat... more
  • 12 Days Ago

  • Alignerr Seattle, WA
  • Role Overview The Principal Cloud Security Architect evaluates cloud architectures, identity models, permissions, and security controls across large-scale ... more
  • 12 Days Ago

  • Alignerr Seattle, WA
  • Location: Remote About The Job At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models. Remot... more
  • 12 Days Ago


Not the job you're looking for? Here are some other Backend & Tooling Engineer (Rust) jobs in the Seattle, WA area that may be a better fit.

  • Alignerr Seattle, WA
  • About The Job Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. We work on real producti... more
  • 17 Days Ago

  • Trelleborg Renton, WA
  • Summary of the Role: A Manufacturing Tooling Engineer is responsible for optimizing and improving manufacturing processes in order to enhance efficiency, q... more
  • 18 Days Ago

AI Assistant is available now!

Feel free to start your new journey!