Freelance Jobs in Colorado, United States

Mindrift is seeking a Freelance Python Data Scraping Engineer to join the Tendem project, driving specialized data scraping workflows for real-world AI applications. You will own end-to-end data extraction, cleaning, and validation across complex and dynamic websites, using tools like Apify and OpenRouter alongside custom Python workflows.

This freelance project in Colorado (Denver, Aurora, Pueblo, Commerce City, Greeley) seeks people to record everyday first-person activities using a mobile app. Contributors capture routine tasks like cooking, cleaning, folding laundry, organizing spaces, gardening, and walking a dog.

Toloka Annotation Team collects first‑person video data to train AI and robotics systems. As a freelance annotator you will record everyday tasks—cooking, cleaning, folding laundry, gardening, walking the dog—using a mobile app on your smartphone.

Mindrift Platform builds AI‑enabled web solutions for real‑world use cases. As a Full‑Stack Web App Developer you will design, develop, and maintain interactive browser‑based applications, integrate third‑party and LLM APIs, and create supporting Python tools.

Mindrift platform connects specialists with innovative AI projects. As a Senior Python Data Scraping Engineer you will design and run end‑to‑end web extraction workflows, ensuring high‑quality structured data for the Tendem project.

Mindrift is seeking a Freelance Graphic Designer for the Tendem project to create high-quality visual assets for real-world AI technology use cases. Day-to-day work involves owning clean layouts, modern infographics, social media templates, and one-pagers while applying advanced typography, grid systems, and visual hierarchy.

Language Trainers connects learners with native-speaking teachers worldwide. As a Thai Tutor, you will deliver one‑on‑one lessons to a beginner adult client, preparing materials, conducting two‑hour weekly sessions, and tracking progress.

Language Trainers connects learners with native-speaking teachers for personalized language instruction. As a Polish Language Teacher you will deliver one‑to‑one two‑hour sessions weekly at the student’s home in Lakewood, CO, focusing on beginner adults aged 35‑44, and adapt lessons to meet their communication goals.

Prolific Expert Network is building the world’s largest pool of high‑quality human data to power AI development. As a Freelance Pathologist you will annotate medical images, review and verify AI‑generated interpretations, and provide expert feedback to improve model accuracy.

Prolific Academic Ltd's Expert Network seeks qualified Cardiologists to support a high‑impact AI development project focused on medical image interpretation. The role involves annotating images, reviewing AI‑generated interpretations, correcting inaccuracies, and evaluating clinical relevance to improve next‑generation AI systems.

Language Trainers seeks a native Chinese speaker or holder of a teaching degree to deliver one‑to‑one general Chinese lessons to a beginner student in Fort Collins. The role involves 26 two‑hour sessions, once a week on Tuesdays, Thursdays or Fridays in the morning, held at the student’s home or a nearby public location.

Dedicated personal trainer with 1-3 years of experience delivering customized fitness programs in clients' homes. Passionate about empowering individuals to reach their health goals through tailored workouts, proper technique, and continuous progress tracking.

Seek Now seeks experienced Field Inspectors to conduct accurate property inspections across residential and commercial sites. Contractors will travel within a 100-mile radius, use proprietary mobile software, and document findings for insurance, facility management, and real estate clients.

Seek Now is a leading provider of on-demand property data solutions, conducting over 2 million inspections annually. We are seeking independent 1099 contractors to serve as Field Inspectors, delivering accurate, impartial assessments for clients in insurance, real estate, and facility management.

Lyra Health seeks a licensed mental health therapist to deliver evidence‑based care to clients across Colorado. The role offers flexible scheduling, paperless billing, and rapid payment, while providing clinical consultation support and crisis resources.

Purple Land Management seeks a Title Landman to conduct surface, mineral, and leasehold title research in Colorado. The role involves reviewing county records, calculating ownership, and preparing detailed reports for clients.

Proactive lease buyer with 2-3 years experience in acquisitions and negotiations, skilled in research, communication, and Microsoft Office, seeking to close deals and support land acquisition processes in Denver.

ProSidian Consulting seeks a Safety and Health Manager to lead safety programs, conduct risk assessments, and ensure compliance across multiple states for USACE projects.

ProSidian Consulting seeks a Hydrologist to support U.S. Army Corps of Engineers projects across the Midwest. The role focuses on water resource studies, hydrological modeling, and environmental impact assessments to aid flood management, restoration, and military construction.

ProSidian Consulting seeks a Geotechnical Engineer to support environmental remediation projects for the U.S. Army Corps of Engineers across the Midwest. The role involves designing foundations, slopes, and earth structures, performing soil and rock mechanics analyses, and ensuring project goals are met.