/

Point your AI agent at freehire and let it find you a job. A CLI and an MCP server over the whole job API — no browser.

Get the CLI →

Invisible Technologies AI

29 jobs

Posted Sort

29 jobs Posted Sort

Invisible Technologies AI

CVE & Application Security AI Task Auditor - Freelance AI Trainer Project

Open 47d RemoteWorldwideContract

Freelance, fully remote role auditing AI training tasks on CVEs and application security: checking that security tasks are technically accurate, realistic, solvable, and reproducible, and giving actionable feedback on exploit and mitigation logic. Requires professional application security experience; pays $70-100/hour.

AI Secure Coding Threat Modeling

70 – 100 $ / hr

Invisible Technologies AI

Machine Learning (ML) AI Task Auditor - Freelance AI Trainer Project

Open 47d RemoteWorldwideContract

Freelance contract role auditing machine learning tasks used to train and evaluate AI systems: assessing tasks for technical accuracy, reproducibility, and solvability, and giving feedback on data pipeline flaws, training inefficiencies, and algorithmic logic errors. Core requirements are professional ML experience (PyTorch/TensorFlow) and strong analytical skills. Pays $70-100/hour, fully remote

AI Data Pipelines Machine Learning PyTorch TensorFlow

70 – 100 $ / hr

Invisible Technologies AI

German Language Specialist (Android Device) - Freelance AI Trainer Project

Likely evergreen Africa, APAC, MENA, North AmericaContract

A freelance German linguist evaluates and improves AI language models by testing grammar, syntax, and semantics, documenting errors, and suggesting prompt enhancements.

AI Android Prompt Engineering

6 – 65 $ / hr

Invisible Technologies AI

Small Business Ownership or Manager – Freelance AI Trainer Project

Open 130d RemoteWorldwideContractJunior

Are you a current small business owner or manager eager to shape the future of AI? Large-scale language models are evolving from simple conversational tools into systems capable of supporting entrepreneurs with…

AI E-commerce Vendor Management

20 – 100 $ / hr

Invisible Technologies AI

Audio Editor for Dialogue / Audio Post-Production - Freelance AI Trainer Project

Open 130d RemoteWorldwideContract

Freelance audio editor cleans and optimizes spoken-word audio for post-production using iZotope RX and Pro Tools, ensuring broadcast-quality dialogue under tight deadlines.

AI Prompt Engineering Statistics

15 – 30 $ / hr

Invisible Technologies AI

Graphic Designer Specialist - Freelance AI Trainer Project

Open 130d RemoteWorldwideContract

A freelance graphic designer trains AI models by evaluating and annotating AI-generated visuals, ensuring adherence to design principles using tools like Adobe Photoshop and Illustrator.

Adobe XD AI Figma Illustrator InDesign +5 skills

6 – 65 $ / hr

Invisible Technologies AI

AI QA Trainer - Freelance Project

Open 130d APACContract

AI QA Trainer evaluates and hardens large language models through rigorous testing, red-teaming, and prompt robustness checks to improve reasoning, safety, and reliability.

AI Automation Backbone.js Data Quality Data Science +10 skills

6 – 65 $ / hr

Invisible Technologies AI

AI QA Trainer - LLM Evaluation - Freelance Project

Open 130d RemoteWorldwideContract

Evaluate and harden large language models by designing tests, running adversarial prompts, and documenting failures to improve reasoning, safety, and reliability for enterprise use.

AI Automation Backbone.js Data Quality Data Science +11 skills

6 – 65 $ / hr

Invisible Technologies AI

Customer Support Agent (Fluent in Spanish) - Freelance Project

Open 130d LATAMContractJunior

Customer Support Agent (Bilingual: English<>Spanish) The Business Context You already use AI in many ways—like deciding what products and services to order—and it may be most familiar to you as a chatbot, as an…

Invisible Technologies AI

ML Engineer Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

A freelance machine learning engineer trains and evaluates advanced AI models by solving applied ML tasks, designing benchmarks, and improving datasets for next-generation language models.

AI Cloud Data Science Deep Learning LLM +5 skills

30 – 50 $ / hr

Invisible Technologies AI

Customer Support Agent - Freelance Project

Likely evergreen APAC, LATAMContractJunior

Customer Support Agent About the Role Become part of a dynamic team supporting the latest AI-driven technology in the financial services industry, helping clients manage and optimize their retirement plans. Job…

Invisible Technologies AI

Korean Language Specialist (Android Device) - Freelance AI Trainer Project

Open 130d APACContract

A freelance role for a Korean language expert to train and evaluate AI models using Android devices, focusing on linguistic accuracy, cultural context, and error documentation.

AI Android Prompt Engineering

6 – 65 $ / hr

Invisible Technologies AI

Database & Network Specialist - AI Trainer Project- Freelance AI Trainer Project

Open 130d North AmericaContract

A freelance contractor trains large language models on database and network engineering topics, verifying technical accuracy and documenting failure modes for AI systems.

AI AWS Ccna CCNP Cloud +9 skills

6 – 65 $ / hr

Invisible Technologies AI

French Language Specialist (Android Device) - Freelance AI Trainer Project

Open 130d Europe, North AmericaContract

A French linguistics expert evaluates and trains AI language models using an Android device, focusing on grammar, semantics, and cultural context to improve model accuracy.

AI Android Prompt Engineering

6 – 65 $ / hr

Invisible Technologies AI

Marketing & Sales Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

Are you a marketing and sales expert eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of business insight and customer engagement. With high‑quality…

AI Content Marketing CRM Lead Generation Pipeline Management +2 skills

6 – 65 $ / hr

Invisible Technologies AI

Secretaries and Administrative Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

Train and evaluate advanced AI models by simulating real-world administrative tasks like scheduling, document drafting, and workflow optimization, ensuring accuracy and improving model reasoning.

AI Prompt Engineering

6 – 65 $ / hr

Invisible Technologies AI

Human Resource Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

An HR specialist trains and evaluates AI models on human resources topics like recruitment, compliance, and workforce optimization, documenting errors to improve model reasoning.

AI Analytics Employee Relations HRIS Performance Management +2 skills

6 – 65 $ / hr

Invisible Technologies AI

General Operations Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

This contractor role trains large language models on business operations by designing operational scenarios, verifying model reasoning, and documenting failures to improve AI prompt engineering and evaluation metrics.

AI Analytics Prompt Engineering Vendor Management

6 – 65 $ / hr

Invisible Technologies AI

Chief Executives - Freelance AI Trainer Project

Open 130d North AmericaContractC-level

Freelance role training AI models on executive leadership and startup strategy by simulating business scenarios and documenting reasoning gaps for model improvement.

AI Go-to-Market Prompt Engineering Strategic Planning

6 – 65 $ / hr

Invisible Technologies AI

Accounting Specialist - Freelance AI Trainer Project

Open 130d North AmericaContract

An accounting specialist trains and evaluates AI models on financial reporting, auditing, tax compliance, and accounting standards to improve model accuracy and reasoning.

AI ERP Financial Reporting Oracle Prompt Engineering +1 skills

6 – 65 $ / hr