HackerRank open sourced its ATS. My resume scored 90/100. Oh wait 74. No – 88
danunparsed.com
June 29, 2026
5 min read
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56/100
Summary
HackerRank has open-sourced its Applicant Tracking System (ATS), available on GitHub. A user tested the ATS and received varying resume scores, ranging from 74 to 90 out of 100.
Key Takeaways
- HackerRank has open-sourced its Applicant Tracking System (ATS), which has gained significant attention on platforms like LinkedIn and Reddit.
- The scoring system for resumes ranges from 66 to 99, with variations in scores for the same resume due to factors like LLM output randomness.
- Technical skills scoring is consistent, while project evaluations show significant variability, indicating a fundamental design flaw in the LLM's judgment capabilities.
- The experience scoring lacks detailed criteria, leading to inconsistencies where candidates with vastly different backgrounds can receive the same maximum score.
Community Sentiment
Positives
- The ability to self-evaluate resumes using automated scoring systems can empower candidates to better understand their market position and improve their applications.
- Automated resume filtering can significantly speed up the hiring process, allowing recruiters to manage large volumes of applicants more efficiently.
Concerns
- The reliance on AI-driven resume filtering may lead to qualified candidates being overlooked, as the system can prioritize less experienced applicants based on arbitrary scoring.
- Many users express frustration that AI has exacerbated existing hiring challenges rather than resolving them, indicating a lack of trust in these automated systems.
- There is a significant misunderstanding about how LLMs operate, which raises concerns about transparency and fairness in automated hiring processes.