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TrustScale

AI Fact-Checking & Response Evaluation Reviewer

About the Opportunity
Artificial Intelligence is transforming how people search for information, make decisions, and interact with technology.But AI systems are only as reliable as the information they learn from.TrustScale is building a community of Spanish-speaking reviewers who can help improve the quality, accuracy, and reliability of next-generation AI systems.
We are looking for curious, analytical, and detail-oriented individuals who enjoy researching information, verifying facts, evaluating evidence, and applying critical thinking to complex problems.This is an opportunity to gain experience in one of the fastest-growing areas of Artificial Intelligence: AI Quality, Fact-Checking, and Response Evaluation.
What You'll Do
As an AI Fact-Checking & Response Evaluation Reviewer, you may:
  • Review AI-generated responses in Spanish
  • Verify factual claims using reliable sources
  • Assess whether evidence supports conclusions
  • Identify inaccuracies, contradictions, and reasoning gaps
  • Evaluate response quality and relevance
  • Apply independent judgment when reviewing information
  • Help improve the quality and reliability of AI systems

Who May Be a Good Fit?
Successful reviewers are often:
  • Naturally curious
  • Strong critical thinkers
  • Comfortable challenging assumptions
  • Detail-oriented
  • Strong readers and researchers
  • Interested in technology and AI
  • Able to make evidence-based decisions

Requirements
  • Native or near-native Spanish
  • Good written English comprehension
  • Strong reading comprehension
  • Strong attention to detail
  • Analytical mindset
  • Ability to follow detailed guidelines
  • Reliable internet connection
  • Personal computer or laptop

Preferred
  • Research experience
  • Fact-checking experience
  • Content review experience
  • QA experience
  • Annotation experience
  • Trust & Safety experience
  • Search evaluation experience
  • AI evaluation experience

Qualification Process
  • Due to the nature of this work, all applicants will complete a qualification process before being considered for project opportunities.

The qualification process may include:
  • Registration
  • Reading comprehension assessments
  • Attention-to-detail exercises
  • Fact-checking evaluations
  • Research exercises
  • English comprehension assessments
  • Project-specific qualification tasks

Only candidates who successfully complete the qualification process will be considered for project opportunities.
Why Join TrustScale?
  • Work remotely
  • Flexible schedule
  • Paid in USD
  • Gain experience in AI quality and evaluation
  • Collaborate on global AI projects
  • Develop research and analytical skills
  • Access future AI reviewer and quality specialist opportunities

Postularme Ver aviso completo

AI Fact-Checking & Response Evaluation Reviewer REF: 47019

TrustScale

About the Opportunity Artificial Intelligence is transforming how people search for information, make decisions, and interact w... ver más

2026-07-06

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TrustScale

Full Stack Software Engineer

About the RoleWe are looking for a Full Stack Software Engineer with 3+ years of professional experience to join our engineering team. This role will focus on building and improving our internal annotation and project management platform used for AI training data, localization workflows, financial operations, and customer-specific annotation projects.
The ideal candidate is strong in React, TypeScript, and backend API development, comfortable working in a large codebase, and excited to work in a fast-moving, highly collaborative engineering team.
What We’re Looking ForWe are looking for someone who can contribute quickly, communicate clearly, and help us build reliable, scalable tools for complex annotation and operational workflows. This person should be comfortable balancing speed with quality and should enjoy working closely with a motivated, high-energy team.
Key Responsibilities
  • Build and maintain frontend features using React, TypeScript, Material UI, Redux Toolkit, and Vite
  • Develop and enhance backend APIs using Node.js, NestJS, TypeScript, TypeORM, and MySQL
  • Work on platform features across annotation workflows, user management, project operations, finance, reporting, and integrations
  • Collaborate with product, operations, and engineering teams to translate business needs into scalable software
  • Write clean, maintainable, tested code using unit, integration, and E2E testing practices
  • Participate in code reviews, sprint planning, architecture discussions, and production support
  • Improve performance, reliability, observability, and user experience across the platform

Required Skills
  • 3+ years of professional software engineering experience
  • Strong experience with TypeScript and modern JavaScript development
  • Frontend experience with React, hooks, component-based architecture, Material UI, Redux Toolkit, React Router, Formik/Yup, Axios
  • Backend experience with Node.js, NestJS, REST APIs, TypeORM, MySQL, validation, authentication, and API documentation
  • Experience with testing tools such as Jest, React Testing Library, Cypress, Supertest, or Testcontainers
  • Familiarity with Git-based workflows, code reviews, and Agile/Scrum development
  • Comfortable working with large, modular applications and complex business logic

Nice to Have
  • Experience with AWS services such as S3, SQS, SNS, Lambda, Cognito, RDS, ECR, or EKS
  • Familiarity with Docker, Kubernetes, Helm, CI/CD pipelines, SonarQube, and Datadog
  • Experience with Recharts, SurveyJS, or rich data-heavy UIs
  • Exposure to LLM/AI integrations such as OpenAI, Google GenAI, AWS Bedrock, or LangChain
  • Experience with localization, data annotation, workflow systems, vendor management, invoicing, or financial platforms
  • Python experience for scripting, automation, or data processing

Soft Skills
  • Strong written and verbal communication
  • Ability to work independently and take ownership of features
  • Collaborative mindset with openness to feedback and code reviews
  • Strong problem-solving skills in complex, fast-changing product areas
  • Attention to detail around data quality, security, performance, and UX
  • Ability to learn quickly and adapt to new tools, integrations, and customer requirements
  • Comfortable working in a dynamic, highly energetic team environment

Postularme Ver aviso completo

Full Stack Software Engineer REF: 47008

TrustScale

About the RoleWe are looking for a Full Stack Software Engineer with 3+ years of professional experience to join our engineerin... ver más

2026-07-02