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Competitive Programming Checker

Micro1

AI Expert - Software Engineering Contractor
Remote (Global) $50 – $70/hr June 18, 2026

Job description

As a Competitive Programming Checker, you will apply your expertise in competitive programming and C++ to help train next-generation AI systems through the development and validation of programming problem checkers.

This role focuses on designing robust output validators and checkers for competitive programming problems that may have multiple valid solutions. Your work will directly contribute to improving AI systems' understanding of programming challenges, algorithmic reasoning, and solution verification.

No prior AI experience is required—your competitive programming expertise is what matters.

Key Responsibilities

Checker Development

  • Design and implement checkers for competitive programming problems with multiple valid outputs
  • Ensure checker accuracy, robustness, and efficiency
  • Validate participant solutions against complex problem requirements

Solution Validation

  • Evaluate and verify submissions against problem statements

  • Handle:

    • Multiple valid outputs
    • Edge cases
    • Ambiguous solution spaces
    • Complex constraints
  • Ensure output correctness under all valid scenarios

Problem Analysis

  • Analyze competitive programming problems from platforms such as:

    • Codeforces
    • Similar competitive programming platforms
  • Interpret problem constraints and expected behaviors

  • Identify potential weaknesses in problem specifications

Collaboration & Review

  • Work with project teams to clarify requirements

  • Provide feedback on:

    • Test cases
    • Problem statements
    • Validation logic
    • Checker implementation
  • Help improve overall problem quality and evaluation reliability

Documentation

  • Document checker logic and implementation decisions

  • Explain:

    • Edge cases
    • Validation rules
    • Technical considerations
  • Maintain clear and maintainable code documentation

Continuous Improvement

  • Stay current with competitive programming best practices
  • Apply evolving standards to checker design and validation workflows

Required Skills & Qualifications

  • Strong expertise in competitive programming

  • Advanced proficiency in C++

  • Experience analyzing algorithmic problems and constraints

  • Strong understanding of:

    • Output validation
    • Edge cases
    • Algorithm correctness
    • Competitive programming workflows
  • Excellent written and verbal communication skills

  • Strong attention to detail

  • Ability to work independently in a remote environment

  • Commitment to producing clean, maintainable, and well-documented code

Preferred Qualifications

  • Experience as:
    • Problem Setter
    • Problem Tester
    • Checker Developer
    • Contest Reviewer

on major competitive programming platforms

  • Familiarity with AI systems that utilize competitive programming datasets
  • Experience reviewing contest problems and validation systems

About the Opportunity

This role offers an opportunity to apply advanced competitive programming skills to help improve AI systems through high-quality problem validation, checker development, and algorithmic reasoning evaluation.

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