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Jobs→Trust株式会社→Language Engineer / Programming Language Research Position to Design a Multi-language Analysis Platform for Financial Legacy Code

Language Engineer / Programming Language Research Position to Design a Multi-language Analysis Platform for Financial Legacy CodeEnglish summary from Japanese

Trust株式会社

✓ Detailed
Salary
1,000万円 〜 2,500万円
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Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

We are seeking a Language Engineer to design and implement a multi-language analysis platform for financial legacy code. You will be a core member of the team developing our product, Trust TLanP, aiming to evolve it into a language-independent modernization platform.

Must-haves

  • Practical experience in programming language processing (e.g., parser implementation, AST manipulation, static analysis, code transformation)
  • Design and implementation experience with Abstract Syntax Trees (AST) or Intermediate Representations (IR)
  • Understanding of syntax and type systems for multiple programming languages
  • Experience analyzing and refactoring large codebases
  • Communication skills to articulate design principles and discuss with other engineers

Nice-to-haves

  • Compiler development experience (frontend, IR, optimization)
  • Experience implementing Program Analysis (static analysis, data flow analysis, dependency analysis)
  • Experience analyzing/transforming legacy languages (e.g., COBOL, PL/I)
  • Experience with parser generators (e.g., ANTLR) or custom parser implementation
  • Experience in code understanding/generation using LLMs
  • Systematic knowledge of programming language theory

Tech stack

COBOLPL/IJavaC/C++SQLShellPython

Work style

Full flex-time (no core hours, flexible hours 5:00-22:00) or professional duty-based discretionary labor system. Standard working hours: 8 hours. Location: Tokyo (Chuo-ku). Remote work possible from various locations including client sites and home.

Other notes

Annual salary range: 10,000,000 JPY to 25,000,000 JPY. Trial period: 3 months (no change in conditions).

About the Company

Trust株式会社

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Posted8/24/2026
Sourcefindy