AI case study

HitachiCode generation

Developers hand-coded complex business logic from scratch. Now, 2,000 engineers use AI to generate it directly from detailed design docs.

Published|9 months ago

The story

Context

A global technology and industrial enterprise manages large-scale system development projects while migrating legacy environments from COBOL to modern languages like Java and Python.

Challenge

While internal tools could generate basic skeleton code, developers still had to manually write complex business logic from scratch using detailed...

Solution
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Scope & timeline

  • 10-20% average developer productivity gain
  • 2,000 active GitHub Copilot users internally
  • Code generation rate increase from 78% to 99%
  • 83% of surveyed users reporting faster task completion

Quotes

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The company

Multinational technology and industrial solutions for social infrastructure.

IndustryIndustrial & Manufacturing
LocationTokyo, Japan
Employees100K+
Founded1910

The vendor

Enterprise software, cloud infrastructure, and consumer electronics platform.

IndustrySoftware & Platforms
LocationRedmond, WA, USA
Employees100K+
Founded1975

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