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Oscar Polanco

Data / ML Engineer

// dominican republic, do · UTC-4

Building in the open from Dominican Republic. Data / ML Engineer.

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profile sourced from GitHub

Scouting report

Dominican polyglot developer with a long but largely exploratory repo history

assessed from open-source footprint

Principal
57signal

Oscar spans JavaScript, PHP, TypeScript, Python and Shell across an 11-year account, and every repo is original rather than forked. That said, the surfaced work is mostly learning-oriented (React GraphQL training, an Angular basics example) and roughly 94% of repos sit abandoned with only 2 total stars. The breadth signals curiosity across the stack, but this reads as an exploratory portfolio rather than maintained or high-impact projects.

Authorship & open source

Solo authorwrote 100% of commits on react-course
217 merged PRs0 commits / yr390 private contributions / yr

What they build

Frontend46%
Backend45%
DevOps6%

Industry experience

  • Education & EdTech
  • Productivity & SaaS
  • Developer Tools

Signal breakdown

Originality96
Impact50
Consistency62
Polish13
Stars

2

top repo 1

Original repos

18

0% forks

Followers

11

On GitHub

11.2 yr

Live demos

0

Activity

Active

94% stale

Strengths

  • Verified author — wrote 100% of commits on react-course
  • 217 merged pull requests
  • Original builder — 18 of their own repositories
  • Frontend focus with Backend
  • Domain experience in Education & EdTech & Productivity & SaaS
  • Core stack: JavaScript, PHP, TypeScript, Python