Full-Stack Developer - AI Trainer (Portugal)

Anyone AI Inc.

Job Overview

Location

Portugal

Job Type

Contract

Full Job Description

📋 Description

• Full-Stack Developer - AI Trainer role at Anyone AI Inc. involves designing and evaluating realistic software engineering tasks for a leading AI lab, contributing to the development of high-quality coding challenges used in AI training and assessment.
• Day-to-day responsibilities include designing and implementing multi-file coding tasks across bug fixing, feature development, refactoring, and testing; writing clear natural-language specifications and reference implementations; developing and extending unit and integration test suites; reviewing peer-generated tasks for correctness, clarity, and realism; identifying edge cases and ambiguities; and ensuring alignment between specifications, code, and expected outputs.
• Anyone AI Inc. is a company recruiting skilled developers to collaborate with a leading AI lab on project-based expert evaluation work, focusing on creating production-realistic coding scenarios that push the boundaries of AI capabilities in software engineering.
• In this role, you will deepen your expertise in full-stack development, test-driven design, code review practices, and system-level thinking while contributing to cutting-edge AI research through the creation of rigorous, realistic software engineering evaluations.

🎯 Requirements

• Advanced professional written proficiency in English
• 3–7 years of professional software engineering experience
• Strong proficiency in Python and JavaScript/TypeScript; working knowledge of Java, C#, or Go
• Backend or full‑stack development experience in production systems
• Experience with testing frameworks (e.g., pytest, Jest, JUnit, xUnit, Go testing)
• Proven ability to debug and navigate large, multi‑file codebases

🏖️ Benefits

• Part-time, project-based engagement with flexible scheduling
• Fully remote work arrangement
• Opportunity to work with a leading AI lab on innovative software evaluation projects
• Per-project payment structure allowing autonomy over workload and timing
• Ability to simultaneously provide services to other vendors/employers (subject to allowances)

Skills & Technologies

Python

JavaScript

TypeScript

Java

Full Stack

Remote

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Anyone AI Inc.

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About Anyone AI Inc.

Anyone AI provides no-code computer-vision infrastructure that lets companies build, train and deploy image and video models without machine-learning teams. Its cloud platform automates data labeling, model optimization and edge deployment for retail, manufacturing, logistics and healthcare use cases. The company offers pre-trained APIs for object detection, counting and anomaly identification, plus dashboards for continuous monitoring and compliance. Founded in 2021, it targets enterprises seeking rapid AI adoption while avoiding costly specialists and infrastructure setup.

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