AI Benchmark Engineer - Native Language Specialist, Japanese
New
L
LILT (Production)AI, Language Technology
Japan (Remote)ContractMiddle
Salary not disclosed
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Job Details
- Languages
- Japanese, English
- Experience
- 1+ years
- Required Skills
- Python
Requirements
- 1+ years in software or prompt engineering.
- Proven track record at leading technology companies and/or graduation from top-tier engineering universities.
- Native or near-native fluency in Japanese, with a deep understanding of its grammar, register, and phrasing rules.
- High English proficiency.
- Strong proficiency in Python.
- Strong proficiency in standard shell scripting.
- Strong proficiency in data processing.
- Extensive experience with Terminal/CLI-based development workflows.
- Working familiarity with coding agents.
- Deep technical understanding of multilingual text processing pitfalls.
- Experience with encoding/decoding robustness and Unicode normalization.
- Knowledge of locale-dependent conventions (collation, casing, non-Gregorian dates).
- Experience with Text I/O, toolchain interoperability, and safe string operations.
Responsibilities
- Design, build, and validate AI benchmarks focused on multilingual software challenges.
- Create high-signal, high-quality tasks to test model's ability to handle multilingual environments.
- Build realistic task environments using datasets and files in Japanese.
- Find failure points where AI does not work in Japanese.
- Support the development of robust reference implementations.
- Write highly reliable, deterministic verifier scripts.
- Analyze execution logs and calibrate task difficulty (Easy to Very Hard).
- Participate in a rigorous, 4-layer human quality control process (creation, human review, calibration review, and audit).
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