Isla Brennan

Raizen developer profile — @isla_brennan

Software Engineer, ML at Intercom

Agent loops with tests. I will not ship a tool-calling graph I cannot replay.

Location: Dublin, Ireland

Ranked #10 on the Raizen verified-developer leaderboard.

Website: https://github.com/islabrennan

Experience

• Software Engineer, ML at Intercom

  2021-03-01 – Present

  Support-agent tool calling; golden-trace regression suite.

Education

• University College London

  M.Eng., Computer Science

  2016-09-01 – 2020-06-30

Verified skills

• agents
• django
• python
• pytorch
• testing

Projects

• Replaykit

  Records tool calls and replays them against a stubbed world. Pytest plugin included.

• Goalgraph

  Turns a hiring rubric into a tool-using agent with per-criterion traces.