Backend Developer

Anyone AI Inc.; Argentina; Remote; ARS 52,486,000 - 125,965,000; Part time

Job summary

Anyone AI Inc. is seeking a part-time, project-based software engineering consultant to design and evaluate realistic tasks, bug fixes, features, refactoring, and tests. Remote work with flexible scheduling and per-project compensation.

Contributors will craft multi-file coding scenarios, write specifications and reference implementations, and review peer submissions for quality and accuracy, delivering robust tests and validation artifacts.

Qualifications

• Advanced professional written proficiency in English.
• 2-5 years of professional software engineering experience.
• 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.
• Experience with code reviews, refactoring, and production migrations.

Responsibilities

• Design and implement multi-file coding tasks across bug fixing, feature development, refactoring, and testing.
• Write clear natural-language specifications and reference implementations.
• Develop and extend unit and integration test suites.
• Review peer-generated tasks for correctness, clarity, and realism.
• Identify edge cases, ambiguities, and potential failure modes.
• Ensure alignment between specifications, code, and expected outputs.

Skills

English proficiency

Software engineering experience

Backend or full-stack

Testing frameworks

Debugging multi-file codebases

Code reviews/refactoring

Job description

Qualifications:

• Advanced professional written proficiency in English
• 2-5 years of professional software engineering experience
• 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
• Experience with code reviews, refactoring, and production migrations

Engagement:

• Part-time, project-based expert evaluation work

Work Type:

• Remote

Contributors will design and evaluate realistic software engineering tasks, including bug resolution, feature implementation, refactoring/migration, and test generation. Work includes both creating complex coding scenarios and reviewing peer submissions for quality and accuracy.

This is a project-based consultant role. Consultants will be paid on a per-project basis; hourly rates are estimates based on anticipated completion time. Consultants control their own schedule, provide their own tools, and may simultaneously provide services to other vendors/employers (subject to those vendors’ allowances).

Responsibilities:

Contributors will:

• Design and implement multi-file coding tasks across bug fixing, feature development, refactoring, and testing
• Write clear natural-language specifications and reference implementations
• Develop and extend unit and integration test suites
• Review peer-generated tasks for correctness, clarity, and realism
• Identify edge cases, ambiguities, and potential failure modes
• Ensure alignment between specifications, code, and expected outputs

Expected Outcomes:

• High-quality, production-realistic coding tasks
• Complete and correct reference implementations
• Robust test coverage and validation artifacts