Curated remote opportunities

Remote AI & Data Training Jobs in Costa Rica 2026

1944 remote jobs open to candidates in Costa Rica in AI & Data Training. Updated daily.

Micro1
Annotation Precision AI +12 Accuracy Compliance Consistency Confidentiality English Assurance Data Annotation Artificial Intelligence Written Feedback Attention to Detail Data Integrity Data Protection
  • Remote (Global)
  • $8 – $10/hr
  • Sep 23, 2026

Role Title: Video Data Annotation Specialist Role Type: Contractor Location: Remote micro1 is engaging Video Data Annotation Specialists to contribute expertise and precision to a customer’s project focused on the advancement of artificial intelligence.

Blueprint Technologies
Text & Document Annotation Full-time ↻ Reposted ↘ +37 regions
AI Microsoft Teams Strategic Thinking +12 Culture English Accuracy Reasoning Annotation Training Make Calibration Communication Critical Thinking Rubrics Writing
  • Mexico, Brazil, Argentina +34ChilePeruColombiaVenezuelaEcuadorBoliviaParaguayUruguayGuyanaSurinameBelizeGuatemalaHondurasEl SalvadorNicaraguaCosta RicaPanamaCubaDominican RepublicHaitiJamaicaTrinidad and TobagoBahamasBarbadosAntigua and BarbudaDominicaGrenadaPuerto RicoSaint Kitts and NevisSaint LuciaSaint Vincent and the GrenadinesFrench GuianaGuadeloupeMartinique
  • $26k – $30k/yr
  • Sep 23, 2026

Blueprint is a technology solutions firm headquartered in Bellevue, Washington, with teams across the United States. We help organizations turn complex challenges into meaningful outcomes by connecting strategy and execution across AI, cloud, data, product development, and…

Micro1
AI Expert - Legal Contractor
AI Redlining Precision +12 Consistency Research Microsoft Teams Derivatives Communication Training Contract redlining Evaluation Frameworks Contract Review Technology transactions Verbal communication Communication Skills
  • Remote (Global)
  • $90 – $130/hr
  • Sep 22, 2026

Job Summary: We are seeking seasoned In-House Counsels for a part-time role at the forefront of legal AI. This opportunity is for elite lawyers who want to help shape how advanced AI is trained, evaluated, and applied in real-world legal work, especially those who have deep…

Micro1
AI Expert - Legal Contractor
AI Redlining Precision +12 Consistency Research Microsoft Teams Derivatives Communication Training Contract redlining Evaluation Frameworks Contract Review Technology transactions Verbal communication Communication Skills
  • Remote (Global)
  • $90 – $130/hr
  • Sep 22, 2026

Job Summary: We are seeking seasoned transactional attorneys for a part-time role at the forefront of legal AI. This opportunity is for elite lawyers who want to help shape how advanced AI is trained, evaluated, and applied in real-world legal work, especially those who have…

Micro1
AI Expert - Legal Contractor
AI Redlining Precision +12 Consistency Research Microsoft Teams Communication Training Contract redlining Evaluation Frameworks Contract Review Corporate Law Verbal communication Communication Skills Attention to Detail
  • Remote (Global)
  • $90 – $130/hr
  • Sep 22, 2026

We are seeking seasoned Corporate Transactions Attorneys for a part-time role at the forefront of legal AI. This opportunity is for elite lawyers who want to help shape how advanced AI is trained, evaluated, and applied in real-world legal work, especially those who have deep…

Micro1
AI Expert - Legal Contractor
AI Redlining Precision +12 Consistency Research Microsoft Teams Communication Training Contract redlining Evaluation Frameworks Contract Review Corporate Law Verbal communication Communication Skills Attention to Detail
  • Remote (Global)
  • $90 – $180/hr
  • Sep 22, 2026

We are seeking seasoned Investment Funds Attorneys for a part-time role at the forefront of legal AI. This opportunity is for elite lawyers who want to help shape how advanced AI is trained, evaluated, and applied in real-world legal work, especially those who have deep…

Micro1
AI Expert - Legal Contractor
AI Redlining Precision +12 Consistency Research Microsoft Teams Communication Training Contract redlining Evaluation Frameworks Contract Review Technology transactions Verbal communication Communication Skills Attention to Detail
  • Remote (Global)
  • $90 – $110/hr
  • Sep 22, 2026

Job Summary: We are seeking seasoned General Counsels for a part-time role at the forefront of legal AI. This opportunity is for elite lawyers who want to help shape how advanced AI is trained, evaluated, and applied in real-world legal work, especially those who have deep…

Turing
Python Docker Infrastructure +12 AI Training Engineering Quality Assurance Onboarding Calibration SaaS Slack Linear JIRA Notion Rubrics
  • Remote (Global)
  • $300 per approved task
  • Sep 22, 2026

Urgent hire: ASAP start, 4 week contract. Applications reviewed on a rolling basis, apply early. Engagement details Engagement type: Contractor, pay per task Payment: $300 per approved task Commitment: Minimum of 1 completed and approved task per day No cap on tasks: Complete as…

Prolific
AI Expert - Operations Freelancer · Full-time
English AI Annotation +12 Training Reporting Calibration Operations Management Triage Assurance Quality Assurance Slack Channels Webinars Spreadsheets
  • Remote (Global)
  • Sep 22, 2026

End Date: TBC Location: Remote Type of contract: Freelance Languages required: English Hourly Rate: Include the rate you are comfortable with on your CV. About ProlificProlific is not just another player in the AI space.

Turing
Research Engineering Command Line +12 Geophysics Geology AI Python Shell Scripting Analysis Modeling Forecasting Transformations Accuracy Metadata Hydrology
  • Remote (Global)
  • $300 per task
  • Sep 21, 2026

We are seeking Earth Sciences experts to develop realistic, terminal-based scientific tasks for Terminal Bench Science. You will create computational workflows involving environmental data, climate systems, atmospheric processes, geophysics, oceanography, geology, and related…

Turing
Research Engineering AI +12 Modeling Simulation Optimization Debugging Robotics Command Line Geometry Python C++ MATLAB Shell Scripting Analysis
  • Remote (Global)
  • $300 per approved task
  • Sep 21, 2026

We are staffing a frontier AI initiative that requires strong Engineering experts to develop realistic, terminal-based scientific and technical tasks used to train and evaluate AI agents.

Micro1
Operations Reporting AI +12 Accuracy Alignment Procedures Microsoft Teams Leadership Training Management Communication Subject Matter Expertise Written Feedback Information Synthesis AI Training
  • Remote (Global)
  • $40 – $80/hr
  • Sep 21, 2026

micro1 is engaging Military Operations & Reporting SMEs to collaborate on a customer's project, leveraging deep subject matter expertise in military operations, staff processes, and recurring reporting.

Turing
Python Docker Infrastructure +12 AI Training Engineering Quality Assurance Onboarding Calibration SaaS Slack Linear JIRA Notion Rubrics
  • Remote (Global)
  • $300 per approved task
  • Sep 21, 2026

Urgent hire: ASAP start, 4 week contract. Applications reviewed on a rolling basis, apply early. Engagement details Engagement type: Contractor, pay per task Payment: $300 per approved task Commitment: Minimum of 1 completed and approved task per day No cap on tasks: Complete as…

Turing
Python Docker Infrastructure +12 AI Training Engineering Quality Assurance Onboarding Calibration SaaS Slack Linear JIRA Notion Rubrics
  • Remote (Global)
  • $300 per approved task
  • Sep 21, 2026

Urgent hire: ASAP start, 4 week contract. Applications reviewed on a rolling basis, apply early. Engagement details Engagement type: Contractor, pay per task Payment: $300 per approved task Commitment: Minimum of 1 completed and approved task per day No cap on tasks: Complete as…

Micro1
Communications Healthcare AI +12 Education Compliance Accuracy Messaging Logic Infographics Literature Rubrics Strategic Thinking Alignment Communication Pharmacy
  • Remote (Global)
  • $50 – $80/hr
  • Sep 21, 2026

micro1 is engaging Medical Communications Managers to participate in a customer’s project focused on developing advanced AI-assisted tools for medical communications and healthcare provider (HCP) engagement.

Micro1
Flexible AI Java +12 Node.js Go Rust TypeScript Python C++ APIs Debugging Testing Cybersecurity Penetration Testing Web Security
  • Remote (Global)
  • $30 – $100/hr
  • Sep 20, 2026

Schedule: Flexible, you pick the hours and days (including weekends if desired) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.

Micro1
Flexible AI Java +12 Node.js Go Rust TypeScript Python C++ APIs Debugging Testing Strategic Thinking Refactoring Algorithms
  • Remote (Global)
  • $30 – $100/hr
  • Sep 20, 2026

Schedule: Flexible, you pick the hours and days (including weekends if desired) Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.

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