Coding Specialist – Freelance AI Trainer

Job not on LinkedIn

🔥 1 minute ago

🇧🇷 Brazil – Remote

💵 $8 - $65 / hour

⏳ Contract/Temporary

🟡 Mid-level

🟠 Senior

🏥 Medical Billing and Coding

👻 Ghost score 0%

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Invisible Technologies

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2015

💼 Consulting

🏥 Healthcare

📦 Logistics

💰 $100M Series unknown on 2025-10

Consulting • Healthcare • Logistics

Invisible Technologies is an enterprise AI platform and services company that builds and deploys production-grade AI systems for large organizations. They combine a modular SaaS platform (data platform, process builder, agents, evaluations) with an expert human marketplace to train models, automate complex back-office workflows, power contact centers, provide computer vision and demand-forecasting solutions, and ensure ongoing evaluation and governance. Invisible works across sectors (finance, healthcare, public sector, sports, retail) to integrate AI into real operational systems and scale outcomes.

📋 Description

• Converse with language models on software engineering tasks and technical scenarios in Portuguese (Brazil) • Verify logical accuracy and coding fluency • Assess naturalness and correctness of Portuguese language usage • Capture reproducible error traces • Suggest improvements to prompt engineering and evaluation metrics • Challenge advanced language models on software engineering topics and document failure modes to improve model reasoning

🎯 Requirements

• Fluent in Portuguese (Brazil) • Expertise in algorithms and data structures • Expertise in software architecture • Experience with frontend and backend development • Knowledge of cloud infrastructure and systems programming • Knowledge of asynchronous programming • RESTful API integration experience • Knowledge of memory management • Object-oriented design knowledge • Secure coding practices • Experience debugging distributed systems • Ability to verify logical accuracy and coding fluency • Technical writing in Portuguese or open-source contributions signal fit • Clear, metacognitive communication is essential • A bachelor’s, master’s, or PhD in computer science, software engineering, or a closely related technical field is ideal

🏖️ Benefits

• No company-sponsored health insurance or PTO; these benefits do not apply to contractors • Contractor supplies a secure computer • Contractor supplies high-speed internet

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