Explore full-time remote robot action annotation job opportunities in Portugal with Rex.zone. As a data labeling expert, you will power AI training pipelines through precise computer vision annotation, RLHF, and QA evaluation. This role focuses on annotating complex robotic movements, spatial awareness, and object interactions to improve large language model evaluation and multimodal AI systems. Join our global remote team to shape the future of robotics and ensure the highest training data quality for next-generation AI models.
Title: Remote Robot Action Annotation Specialist Date: 21-10-2026 Company: Rex.zone Country: Portugal Remote Type: Remote Employment Type: FULL_TIME Experience Level: Mid-Senior Industry: Technology Job Function: Engineering Skills: Robot Action Annotation, Computer Vision, Data Labeling, RLHF, Video Annotation, QA Evaluation Salary Currency: USD Salary Min: 63360 Salary Max: 126720 Pay Period: YEAR
Rex.zone is actively seeking professionals for remote robot action annotation job opportunities in Portugal. In this mid-senior engineering role, you will be responsible for high-quality computer vision annotation and data labeling to enhance robotic AI models. Your daily workflows will include tracking robotic kinematics, labeling object manipulation tasks, and ensuring strict annotation guidelines compliance. By providing accurate RLHF and prompt evaluation for multimodal AI, you directly contribute to model performance improvement and content safety labeling in physical AI environments.
• Execute precise computer vision annotation for robotic movement and environmental interaction datasets. • Conduct QA evaluation on existing training data to ensure high training data quality. • Collaborate with AI labs and tech startups to refine annotation guidelines compliance. • Apply RLHF (Reinforcement Learning from Human Feedback) protocols to correct robotic behavioral models. • Support large language model evaluation pipelines by linking textual commands to visual robotic actions.
• Proven experience as a data annotation specialist, freelance data labeler, or senior QA evaluator. • Expertise in computer vision annotation, named entity recognition, and multimodal AI training pipelines. • Ability to work full-time in a remote capacity from Portugal. • Strong understanding of robotic workflows, spatial awareness, and 3D bounding box labeling. • Excellent English communication skills to interface with global AI annotation vendors and tech startups.
A specialist focuses on computer vision annotation, labeling video data of robotic movements to train AI models. This involves tracking kinematics, object handling, and applying RLHF to ensure high training data quality.
Yes, these are 100% remote, full-time engineering roles. You can work from anywhere in Portugal while collaborating with our global AI/ML data operations team.
Candidates need expertise in computer vision annotation, QA evaluation, RLHF, and adherence to strict annotation guidelines compliance. Experience with LLM training pipelines and multimodal datasets is highly preferred.
By providing highly accurate data labeling and prompt evaluation, you help AI models understand complex physical interactions, directly advancing the capabilities of autonomous robotics and large multimodal models.
'%20stroke-width='1.1184'/%3e%3cline%20x1='13.9799'%20y1='14.5392'%20x2='13.9799'%20y2='0.000106738'%20stroke='url(%23paint1_linear_5108_6545)'%20stroke-width='1.1184'/%3e%3cline%20y1='-0.559198'%20x2='29.0783'%20y2='-0.559198'%20transform='matrix(-1%208.74228e-08%208.74228e-08%201%2029.0781%20136.539)'%20stroke='url(%23paint2_linear_5108_6545)'%20stroke-width='1.1184'/%3e%3cline%20y1='-0.559198'%20x2='14.5391'%20y2='-0.559198'%20transform='matrix(1.31134e-07%201%201%20-1.31134e-07%2014.5391%20122)'%20stroke='url(%23paint3_linear_5108_6545)'%20stroke-width='1.1184'/%3e%3cdefs%3e%3clinearGradient%20id='paint0_linear_5108_6545'%20x1='29.0781'%20y1='-0.499878'%20x2='-0.000152544'%20y2='-0.49988'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%23666666'/%3e%3cstop%20offset='0.336538'%20stop-color='white'/%3e%3cstop%20offset='0.495192'%20stop-color='white'/%3e%3cstop%20offset='0.653846'%20stop-color='white'/%3e%3cstop%20offset='1'%20stop-color='%23666666'/%3e%3c/linearGradient%3e%3clinearGradient%20id='paint1_linear_5108_6545'%20x1='15.0391'%20y1='14.5392'%20x2='15.0391'%20y2='0.000106877'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%23585858'/%3e%3cstop%20offset='0.745192'%20stop-color='white'/%3e%3cstop%20offset='1'%20stop-color='white'/%3e%3c/linearGradient%3e%3clinearGradient%20id='paint2_linear_5108_6545'%20x1='0'%20y1='0.5'%20x2='29.0783'%20y2='0.5'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%23666666'/%3e%3cstop%20offset='0.336538'%20stop-color='white'/%3e%3cstop%20offset='0.495192'%20stop-color='white'/%3e%3cstop%20offset='0.653846'%20stop-color='white'/%3e%3cstop%20offset='1'%20stop-color='%23666666'/%3e%3c/linearGradient%3e%3clinearGradient%20id='paint3_linear_5108_6545'%20x1='0'%20y1='0.5'%20x2='14.5391'%20y2='0.5'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%23585858'/%3e%3cstop%20offset='0.745192'%20stop-color='white'/%3e%3cstop%20offset='1'%20stop-color='white'/%3e%3c/linearGradient%3e%3c/defs%3e%3c/svg%3e)
We believe exceptional intelligence deserves exceptional pay. Our platform consistently offers rates above the industry average, rewarding experts for their true value and real impact on frontier AI. Here, your expertise isn't just appreciated - it's properly compensated.
No office. No commute. No constraints. Our fully remote workflow gives experts complete flexibility to work at their own pace, from any country, any time zone. You focus on meaningful tasks - we handle the rest.
AI trainers are the heart of our company. We treat every expert with trust, humanity, and genuine appreciation. From personalized support to transparent communication, we build long-term relationships rooted in respect and care.
Ready to Shape the Future of AI Data Operations?
Apply Now.
