Coding Specialist (Fluent in Portuguese - Brazil) - AI Trainer

TL;DR

Coding Specialist (AI Trainer): Training and refining large-scale language models through technical conversations and data verification with an accent on algorithmic correctness and Portuguese language fluency. Focus on challenging model reasoning in asynchronous programming, API integration, and distributed systems to harden AI capabilities.

Location: Remote (Brazil)

Salary: $8–$65 per hour

Company

hirify.global is a firm specializing in high-quality data training and expertise for next-generation AI models.

What you will do

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

Requirements

• Fluency in Portuguese (Brazil) is required.
• Bachelor's, Master's, or PhD in Computer Science, Software Engineering, or a related technical field.
• Deep expertise in algorithms, data structures, software architecture, and systems programming.
• Must be based in Brazil.
• Ability to provide clear, metacognitive communication by "showing your work".

Culture & Benefits

• Fully remote work environment.
• Flexible project-based contract (Freelance).
• Direct impact on the future of AI and democratization of world-class technical education.