Vagas na Crossing Hurdles em Brasil

Position: · LLM – AI Quality Analyst (Personalization) – Japanese · Type: · Short-Term Contract (2 months) · Compensation: · $11 per hour · Location: · Remote (Global) · Commitment: · Part-time availability required (30–40 hrs/week) · Role Responsibilities · Evaluate a personaliz ...

We are seeking a Radiologist Expert for a short-term project with flexible hours. The candidate will develop expert-level diagnostic challenges in musculoskeletal and neuroradiology cases. · Develop expert level diagnostic challenges in musculoskeletal and neuroradiology cases. · ...

Support a leading AI lab in advancing research and infrastructure for next-generation machine learning systems · Diagnose and solve real issues within your professional domain · Create tasks and deliverables regarding common requests within your professional domain · ...

Develop structured course materials, conduct academic research and integrate recent findings into educational datasets and AI model training content. · ...

Position: Video Editing Expert · Type: Hourly contract · Compensation: $19–$65/hour · Location: Remote · Commitment: 10–40 hours/week · Role Responsibilities · Execute end-to-end video editing projects using OpenShot or Shotcut, from raw footage organization to final export. · De ...

Bilingual Portuguese finance expert with · advanced degree in finance and strong experience · in finance banking consulting investment. · Translate adapt and synthesize complex financial concepts into structured rubrics. · Write clearly and fluently in Brazilian Portuguese and ...

This is a health and safety engineer role for AI training initiatives. · Review and annotate real-world safety scenarios and documentation to improve AI understanding. · Provide expert feedback on AI outputs to ensure alignment with safety standards and compliance. · ...

Analyze and interpret geological, geochemical, and geophysical data to support AI training and validation. · Collaborate with data scientists to develop and review AI training datasets from surveys and field studies. · Classify Earth science data using domain expertise in areas s ...

We are seeking an Australian Legal Expert for a short-term project based in the Northern Territory. · ...

Position: Housekeeping Supervisor · Type: Hourly Contract · Compensation: $20 - $50/hour · Location: Remote · Commitment: 10–40 hours/week · Role Responsibilities · Directly supervise and coordinate the work activities of cleaning staff, ensuring tasks are completed to specificat ...

This is an exciting opportunity to work as a Corporate Finance Specialist. The role involves designing finance prompts and tasks, building financial solutions in Excel, creating grading rubrics for AI outputs, developing advanced financial models, producing client-ready transacti ...

The Human Resources Specialist will be responsible for processing, verifying, and maintaining personnel documentation including recruitment records, training files, grievances, performance evaluations classifications leave records. · ...

Position: · Generalist – English & Brazilian Portuguese · Type: · Hourly contract · Compensation: · $19.95 per hour · Location: · Remote (Brazil & USA only) · Commitment: · Part-time · Role Responsibilities · Evaluate LLM-generated responses across diverse general topics · Conduc ...

Analyze and interpret complex marketing and financial data to identify trends and actionable insights. Develop and implement standardized rubrics and analytical frameworks to support AI model training and evaluation. · ...

Draft review and interpret commercial contracts ensure legal accuracy business objectives. · Draft review interpret commercial contracts legal accuracy business objectives. · Develop negotiation strategies optimize contract terms manage counterpart expectations. · ...

Position: Airfield Operations Specialist · Type: Full-time contract · Compensation: Competitive hourly rate · Location: Remote · Commitment: 10–40 hours/week · Role Responsibilities · Review and evaluate AI-generated outputs related to airfield operations, ground logistics, and a ...

Position: · Software Expert (Scientific and Analytical) · Type: · Hourly contract · Compensation: · Upto $100 per hour · Location: · Remote · Commitment: · 10-40 hrs/week · Role Responsibilities · Record screen sessions demonstrating expert workflows with clear verbal narration. ...

This is a part-time or full-time flexible engagement for an Electro-Mechanical and Mechatronic Technologist and Technician. The role involves assessing and troubleshooting electro-mechanical and mechatronic components. · Assess and troubleshoot electro-mechanical and mechatronic ...

Position: Pediatrician AI Trainer · Type: Hourly contract · Compensation: $82 to $287 per hour · Location: Remote · Commitment: Short-term, project-based · Role Responsibilities · Collaborate with AI teams to provide clinical insights and validate pediatric healthcare data. · Rev ...

Position: · Bilingual Portuguese Generalist Evaluator Expert · Type: · Hourly Contract · Compensation: · $12–$15/hour · Location: · Remote · Commitment: · 20+ hours/week | 2+ months · Role Responsibilities · Create detailed prompts in Portuguese and/or English with multiple const ...