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Yuyi Pacheco Kimura

Backend Engineer

// dominican republic, do · UTC-4

Senior Software Engineer | Full-Stack Development, Machine Learning

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profile sourced from GitHub

Scouting report

Dominican backend engineer shipping original Python and TypeScript service tooling

assessed from open-source footprint

Staff
77signal

Senior backend-leaning engineer with 15 original repos and zero forks across an 8-year account, focused on Python and TypeScript services. His most-starred work is a practical Express/TypeScript/Sequelize boilerplate (18 stars) plus a Python Playtomic auto-scheduler worker (7 stars), both genuinely authored. Consistency is high and originality strong; the code is utilitarian rather than polished, and nothing is deployed publicly, but this is real self-built backend work.

Authorship & open source

Solo authorwrote 100% of commits on express-typescript-sequelize-boilerplate
35 merged PRs57 commits / yr1 reviews

What they build

Backend48%
Data / ML28%
Frontend24%

Industry experience

  • Developer Tools
  • Data, ML & AI
  • Web & CMS

Signal breakdown

Originality92
Impact81
Consistency95
Polish24
Stars

30

top repo 18

Original repos

15

0% forks

Followers

10

On GitHub

8.8 yr

Live demos

0

Activity

Active

20% stale

Strengths

  • Verified author — wrote 100% of commits on express-typescript-sequelize-boilerplate
  • 35 merged pull requests
  • Original builder — 15 of their own repositories
  • Consistently active, low abandonment
  • Backend focus with Data / ML
  • Domain experience in Developer Tools & Data, ML & AI
  • Core stack: Python, TypeScript, JavaScript