Alignerr
Labelbox's network of experts who train and evaluate AI models, from audio and languages to STEM and coding.
Pay figures cover the 445 open jobs that publish an hourly rate in USD. They are published rates, not a guarantee of income. Last checked on October 8, 2026.
You apply on Alignerr, Labelbox's expert network: create a profile, complete an AI-led interview and skills assessment, then get matched to projects in your field.
Official site: alignerr.com. SideHustler is independent of Alignerr.
Design and build high-performance Rust systems for AI data infrastructure, including data pipelines, annotation tooling, and evaluation systems that support large-scale AI research. This is a fully remote contract role for senior engineers with deep expertise in systems optimization and concurrent programming.
This role involves categorizing, tagging, and annotating text, images, and audio data to train AI systems. Data Labeling Specialists work independently on a flexible remote contract, following structured guidelines to ensure consistent, high-quality dataset preparation for machine learning models.
This role involves managing and preparing datasets for AI model training by cleaning, organizing, and quality-checking data to ensure accuracy and consistency. The position suits detail-oriented individuals with strong organizational skills who want to contribute to AI development without requiring prior machine learning experience.
A senior Python engineer will design and optimize high-performance data pipelines, annotation tooling, and evaluation systems for AI model training at scale. This fully remote contract role requires building full-stack infrastructure that processes large datasets and supports research workflows across distributed teams.
This role involves designing advanced data science challenges, writing benchmark solutions, and auditing AI-generated code to improve AI reasoning and reliability. It is designed for experienced data scientists who want flexible, intellectually demanding work training and evaluating machine learning systems.
This role involves designing complex data science challenges and authoring ground-truth solutions to train and evaluate advanced AI models. Data scientists will audit AI-generated code, identify logical reasoning failures, and provide structured feedback to improve model performance across machine learning, statistical inference, and data engineering domains.
This role involves analyzing data security and Data Loss Prevention scenarios to help train AI models that understand real-world data risk. You will classify sensitive information, evaluate security strategies, and create labeled datasets for AI model development based on your hands-on security expertise.
This is a backend engineering role focused on building and optimizing server-side infrastructure for AI systems. The position involves designing scalable APIs, data pipelines, and microservices that power machine learning and AI products, working remotely on a flexible hourly contract basis.
This is a contract role for back end developers to design, build, and optimize server-side systems and APIs that power AI infrastructure, including data pipelines and model-serving infrastructure. The position is fully remote and flexible, targeting engineers in Brazil who want to work on scalable, high-performance systems supporting AI training and inference workloads.
This role involves evaluating and improving AI systems trained on development economics content by reviewing explanations, scenarios, and reasoning. Development economists assess the accuracy and quality of AI outputs on topics like poverty, inequality, and global development, ensuring the AI communicates economic concepts with appropriate depth and nuance.
Design and evaluate infrastructure and automation challenges to train and benchmark AI systems used by leading research labs and Fortune 500 companies. This remote contract role is for experienced DevOps engineers to create realistic cloud infrastructure scenarios, write Infrastructure as Code, and assess how well AI models understand and reason about complex DevOps concepts.
This role involves designing and implementing digital health solutions that integrate emerging technologies like telemedicine and remote monitoring into clinical workflows. The Digital Health Strategist will work with clinical, technical, and business teams to scale digital health initiatives and measure their impact on patient care and operational outcomes.
This role involves reading, annotating, and classifying diverse documents to help train AI systems understand written text. Specialists work remotely and flexibly, applying structured annotation frameworks to structured and unstructured content across various industries and topics.
Review, categorize, and refine product data for AI-powered shopping and recommendation systems. This role involves evaluating product listings, AI-generated descriptions, and ensuring data quality to improve product discovery. Ideal for detail-oriented individuals comfortable with online platforms and structured data.
This role involves reviewing and validating econometric questions, models, and explanations used in AI training datasets. Instructors with expertise in econometrics and quantitative economics will assess statistical accuracy, identify errors in AI-generated economic reasoning, and provide structured feedback to improve model outputs. The work is remote and asynchronous, suited for experienced econometrics educators.
This role involves analyzing macroeconomic trends, market dynamics, and policy to support AI research projects. An economist or finance professional will interpret economic indicators, evaluate AI-generated content for accuracy, and synthesize global market insights for AI training workflows.
This role involves analyzing macroeconomic data, financial markets, and regulatory developments to help AI systems produce accurate economic analysis. Economic analysts will evaluate market indicators, compare narratives against data, and create structured summaries of trends and risks for an AI training platform.
An experienced postsecondary economics instructor evaluates and improves AI systems by designing questions, reviewing AI-generated content, and providing expert feedback on economic reasoning and explanations. This remote role leverages teaching expertise to enhance how artificial intelligence communicates economic concepts to learners and professionals.
This role involves annotating clinical data from Electronic Health Records to train AI systems. Clinically knowledgeable professionals will review and label medical information including diagnoses, procedures, and clinical notes to improve AI understanding of healthcare data.
This role involves designing challenging electrical engineering problems, writing authoritative solutions, and auditing AI-generated technical outputs to improve how artificial intelligence reasons through complex engineering tasks. It is suited for experienced electrical engineers who want to contribute to AI model development remotely on a flexible contract basis.
Add your resume once. Every open job is scored against your profile, and we email you only when a strong match appears. Free.
FAQ
445 Alignerr jobs are open on SideHustler today. Listings are rechecked against the official postings: the latest check on this list was on October 8, 2026.
Among the 445 open roles that publish an hourly rate in USD, pay runs from $10 to $400 per hour, with a median of $63. These are the rates the platforms publish, not a guarantee of income or hours.
The most requested areas of expertise on these listings are AI Evaluation, Data Annotation, Multilingual Expertise, Content Annotation, Code Quality & Review. Each listing states its own requirements.
You apply on Alignerr, Labelbox's expert network: create a profile, complete an AI-led interview and skills assessment, then get matched to projects in your field.
Alignerr does not publish the eligible countries on its postings, so the listings do not show any. Check the official posting before you apply.
No. SideHustler is independent of Alignerr. We list its public postings and send you to the official one to apply. When an Apply link is a referral link, it is marked as such.
Apply now opens the official posting on the platform, where you complete the application. You need no account on SideHustler. To see which roles fit your background first, add your resume and every open job is scored against your profile.