Perform AI/ML-related tasks such as data labeling, annotation, and content evaluation
Participate in remote assignments or attend on-site sessions when required
Follow project guidelines and ensure high-quality task completion
They are hiring AI/ML Data Contributors to support a range of active and upcoming projects across the United States. It is a flexible, task-based role with the opportunity to participate in multiple projects over time.
Creatively writing prompts and responses to a variety of diverse topics
Perform LLM annotation and evaluation tasks (ranking, scoring, labeling, tagging)
Evaluate model outputs for accuracy, relevance, and instruction-following
Welo Data is an AI services company that specializes in data annotation. They deliver high-quality training data transformation solutions for NLP-enabled machine learning by blending technology and human intelligence to collect, annotate, and evaluate all content types.
Review full audio files for segmentation accuracy.
Validate transcription accuracy and completeness.
Check spelling and formatting compliance.
Our Enterprise client is a leading provider of high-quality, diverse datasets for AI model development. They are seeking experienced Quality Assurance Specialists to review completed transcription tasks before delivery to the client.
Manages complex, strategic AI training data projects.
Welo Data works with technology companies to provide datasets that are high-quality, ethically sourced, relevant, diverse, and scalable to supercharge their AI models. As a Welocalize brand, WeloData leverages over 25 years of experience in partnering with the world’s most innovative companies and brings together a curated global community of over 500,000 AI training and domain experts to offer services.
Be a data visionary, anticipating future data needs
Influence AI model training through high-quality data
Own data end-to-end: sourcing, structuring, scaling
Tavus is building the human layer of AI to make human-AI interaction as natural as face-to-face interaction. They are a Series A company backed by top investors, including Sequoia, Y Combinator, and Scale VC, fostering a collaborative team culture.
Accurately perform rating and annotation tasks as per project guidelines
Maintain high levels of accuracy and attention to detail in all work
Meet project deadlines and contribute to team objectives
Welocalize accelerates the global business journey by enabling brands and companies to reach, engage, and grow international audiences. Welocalize delivers multilingual content transformation services in translation, localization, and adaptation for over 250 languages with a growing network of over 400,000 in-country linguistic resources.
Work on management consulting problems from real-world business scenarios.
Utilize proprietary software to provide accurate input and labels to deliver high-quality data.
Collaborate with technical staff to improve the design of efficient annotation tools.
xAI aims to create AI systems that can accurately understand the universe and aid humanity. Its team is small and highly motivated, focusing on engineering excellence with a flat organizational structure where employees are expected to contribute directly to the company’s mission.
Contribute to creating cutting-edge datasets to advance Grok’s capabilities.
Support the training of advanced AI systems, leveraging talent management expertise.
Annotate data, provide solutions, and critique models based on real-world business scenarios.
xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence, operating with a flat organizational structure where employees are expected to be hands-on.
Develop and train machine learning models for scene understanding.
Implement production-quality ML code to support model training.
Analyze model performance, identify failure modes, and propose improvements.
Torc Robotics is dedicated to developing autonomous driving technology. They aim to revolutionize the trucking industry with safe and efficient self-driving solutions.
Own Tag Implementation to keep event tracking clean and consistent across web and product.
Build and maintain server-to-server conversion integrations for major paid platforms.
Define identity resolution, ensuring leads and customers are recognized consistently across tools.
Owner.com is an AI growth system for local restaurants, helping them grow first-party orders through SEO, marketing, and online ordering improvements. With a team in the low hundreds, Owner.com includes top talent from successful SMB software companies and is scaling rapidly to meet customer growth.
Reviewing, annotating, and testing AI outputs for grammatical accuracy, naturalness, and strict cultural context.
Acting as a primary quality check during production to proactively identify and correct subtle cultural errors or awkward phrasing in the target language.
Analyzing task quality trends and autonomously developing educational resources and feedback documentation to increase alignment between AI task outputs and campaign expectations.
Greenhouse provides recruiting software. No information about company size or culture is available in the job description.
Develop and maintain audit-ready geospatial datasets and documentation.
Produce high-quality cartographic outputs and map products.
Develop, document, and maintain automated spatial analysis workflows.
Terraformation addresses climate change through native forest restoration. They have a mission-driven global team comprised of experts in forestry science, carbon markets, operations management, and project finance.
Work on customer support and success problems from real-world business scenarios.
Utilize proprietary software to provide accurate input and labels to deliver high-quality data.
Collaborate with technical staff to improve the design of efficient annotation tools.
XAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. The team is small, highly motivated, and focused on engineering excellence, operating with a flat organizational structure where employees are expected to be hands-on.
Review full audio files to ensure accurate segmentation
Validate transcription accuracy, completeness, and alignment with audio
Ensure correct spelling, grammar, and formatting compliance
Upwork has partnered with an enterprise client seeking experienced QA Specialists based in Poland. They're looking for individuals with a strong background in reviewing transcription work to contribute to the development of AI speech recognition models.
Design fault-tolerant dbt models to synthesize data from multiple sources into mart tables
Design and implement Sigma dashboards and Streamplit apps to provide clear insights into performance
Automate regular reporting workflows to reduce manual effort and increase data consistency
Weedmaps is a global leader in the cannabis industry. They are dedicated to transparency, education, and community and serve cannabis to consumers and businesses in the U.S. and worldwide.
An Enterprise client seeks experienced QA Specialists with transcription review expertise in Hungary. Focused on final validation, your accuracy will directly influence AI speech recognition model development.
Perform data entry tasks by accurately and efficiently inputting and ingesting information into Brightwheel’s product
Follow detailed Standard Operating Procedures (SOPs) and instructions with full compliance
Maintain clear records of orders and tasks completed
Brightwheel is a platform in early education, trusted by millions of educators and families every day. The company is the largest and fastest growing in early ed, backed by top investors. They have a passionate, talented, and customer-focused team.