Jobs for data annotator at New York

About Treeswift In the face of rising threats, increasing pressure on affordability, and unprecedented demand for power, Treeswift empowers energy companies to modernize their field work to meet the growth and challenges ahead. We build physical AI for the field worker: whether on foot or in a vehicle, our technology is an ironman suit for engineers,...

About Treeswift In the face of rising threats, increasing pressure on affordability, and unprecedented demand for power, Treeswift empowers energy companies to modernize their field work to meet the growth and challenges ahead. We build physical AI for the field worker: whether on foot or in a vehicle, our technology is an ironman suit for engineers,...

Backend Developer — Data Annotation Systems (AI Training) About The Role What if your Python expertise could directly shape the infrastructure behind the most advanced AI systems in the world? We're looking for a Senior Python Full-Stack Engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leading AI labs...

Please submit your resume in English and indicate your level of English. At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence. What We Do The Toloka Annotators connects individuals with Generative AI projects from leading tech innovators. Our mission is to unlock the...

Welo Data is looking for detail-oriented and reliable individuals to join our team as Data Labeling Analysts, supporting speech and voice AI systems. Project Details Job Title: Data Labeling Analyst Hiring in: Onsite (Bay Area, Seattle, NYC, or client-dependent) Hours: Full-time, 40 hours per week Employment Type: W2 Full-Time Employee Work...

This is a remote, project-based role for experienced practitioners across any professional domain who can apply their real-world expertise to data annotation tasks. You will review, label, and evaluate data samples — including text, documents, model outputs, and domain-specific content — providing expert judgment, structured annotations, and reasoned...

Remote Data Annotation Jobs in New York Rex.zone is hiring for a full-time, remote Data Annotation Specialist role supporting AI/ML training pipelines. You will label and evaluate text, images, and conversational outputs used in LLM training, RLHF, prompt evaluation, and training data quality programs. About The Role You will perform remote data...

About The Role As a Remote Data Annotator supporting New York-based programs, you will label and evaluate datasets used to train and validate machine learning models. Your work improves training data quality, supports RLHF feedback loops, and drives model performance improvement across NLP, computer vision, and LLM workflows. What You Will Do Produce...

Overview Remote AI Data Annotation roles at Rex.zone focus on training data quality for modern AI systems, including data labeling, RLHF evaluation, prompt evaluation, and QA review across NLP and computer vision workflows. Key Responsibilities Produce high-accuracy labels for text, image, and multimodal datasets aligned to project schemas Execute RLHF...

Data Scientist (Masters) — AI Data Trainer About The Role What if your expertise in machine learning, statistical inference, and data engineering could directly shape how the world's most advanced AI systems reason and solve problems? We're looking for skilled data scientists to challenge, audit, and refine cutting-edge AI models — pushing them to...

About The Role What if your Python expertise could directly shape the infrastructure powering next-generation AI? We're looking for a Senior Python Full-Stack Engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve their models. This is a fully remote contract role...

About The Role What if your C++ expertise could directly shape the infrastructure powering the next generation of AI? We're looking for a seasoned C++ engineer to build and optimize the high-performance data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on every day. This is a fully remote contract role with meaningful,...

Data Acquisition Director (AI Training) About The Role What if your ability to find, evaluate, and secure the right data could directly determine how intelligent the next generation of AI becomes? We're looking for a Data Acquisition Director to lead the strategy and execution of sourcing high-quality datasets that fuel cutting-edge AI systems — from...

Backend Developer — AI Data Services About The Role What if your C# expertise could directly shape the infrastructure powering next-generation AI? We're looking for a seasoned C# engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve their models. This is a fully...

Systems Programmer — AI Data Pipelines About The Role What if your Rust expertise could directly shape the infrastructure behind the world's most advanced AI systems? We're looking for a senior Rust engineer to design and build the high-performance data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and...

C# Infrastructure Engineer — Data Pipelines (AI Training) About The Role What if your C# expertise could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a Senior C# Full-Stack Engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to...

C++ Backend Engineer — AI Data Platforms About The Role What if your expertise in high-performance C++ could directly shape the infrastructure that powers the world's most advanced AI systems? We're looking for a senior C++ engineer to design and build the data pipelines, annotation tooling, and evaluation infrastructure that leading AI labs depend on to...

Senior Backend Engineer (C#) — AI Data Platform About The Role What if your C# expertise could directly shape the infrastructure powering the next generation of AI? We're looking for a Senior Backend Engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve their...

About The Role What if your Python expertise could directly shape the infrastructure behind the world's most advanced AI systems? We're looking for a Senior Python Full-Stack Engineer to build and optimize the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on to train and improve next-generation models. This is a...

Hospital Health Data Governance Lead (AI Training) About The Role What if your expertise in healthcare data governance could directly shape how AI understands and reasons about clinical information — influencing systems that will power the next generation of healthcare technology? We're looking for experienced Hospital Health Data Governance Leads to...