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Back End Developer (AI Infrastructure)
REMOTE · WORLDWIDE
$80K–$120K
Contract
SENIOR
About the Role
Join Alignerr as a Back End Developer to design and optimize server-side systems and APIs powering AI products. This is a fully remote, flexible contract role (10-40 hours/week) where you'll build scalable infrastructure for AI training and inference.
Responsibilities
- Design, develop, and maintain robust back end services, APIs, and data pipelines
- Build scalable, high-performance server-side architecture to support AI training and inference workloads
- Write clean, well-documented, and testable code following engineering best practices
- Integrate with databases, message queues, cloud services, and third-party APIs
- Optimize system performance, reliability, and scalability as usage grows
- Collaborate asynchronously with distributed teams of engineers, researchers, and product leads
- Troubleshoot production issues, conduct code reviews, and contribute to architectural decisions
- Work independently on task-based and project-based assignments on your own schedule
Requirements
- Proficient in one or more back end languages — Python, Go, Java, Node.js, Rust, or similar
- Solid understanding of RESTful API design, microservices architecture, and distributed systems
- Experienced with relational and/or NoSQL databases (PostgreSQL, MongoDB, Redis, etc.)
Alignerr
San Francisco · US · 100+ employees
Alignerr is an AI training and alignment platform, owned by Labelbox. It connects companies with domain experts, linguists, and engineers to perform AI evaluation, red teaming, and model alignment tasks.
