Senior C# Full-Stack Engineer — AI Data & Infrastructure

Alignerr(1 month ago)

RemoteContractSenior$125,003 - $170,586 (estimated)Engineering

About this role

This role is for a Senior C# Full-Stack Engineer working on AI data and infrastructure for Alignerr and its partner AI labs. The engineer will contribute to real production systems that support large-scale data workflows and model evaluation. The position emphasizes high-performance, reliable systems that underpin AI training and research pipelines. Work is project-based with flexible hours in a remote, contract setting.

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Required Skills

C# Development
Full Stack Development
Systems Programming
Performance Optimization
Concurrency
Memory Safety
Backend Services
Data Pipelines
Data Annotation
Quality Control

+8 more

About Alignerr

alignerr.com

Alignerr is a platform that pays domain experts to train and improve AI by completing remote, flexible tasks on their own schedule. It connects thousands of subject-matter experts with AI teams via a web app to perform data labeling, annotation, evaluation, and other human-in-the-loop work. Experts earn money for contributing their knowledge while companies get higher-quality, domain-specific data and feedback to boost model performance. Alignerr is used to scale and streamline human-centered workflows for AI training and validation.

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