- Joined
- Feb 2024
- How they joined
- Directly
- Before Cognition
- Scale AISoftware Engineer
- Status
- Current
- Joined Cognition (maker of Devin) as a Software Engineer in Feb 2024, about 17 months before Cognition signed its deal to acquire Windsurf in July 2025. That timing shows he came in on the Devin side of the company, not through the Windsurf acquisition.Feb 2024
- At Scale he cut frontend build times from 30 minutes to 2 minutes and upgraded Next.js and CircleCI.Jan 2023
- Reposted Cognition's July 2025 announcement: "Cognition has signed a definitive agreement to acquire Windsurf. The acquisition includes Windsurf's IP, product, trad…", and Windsurf's "Announcing the real next chapter of Windsurf - we're joining forces with @cognition_labs".Jul 14, 2025
- Software Engineer at Scale AI from Oct 2018 to Jan 2023, joining around the Series B. As a Marketing Engineer there he built Google Ads, HubSpot and Segment integrations, landing pages, and the interactive LiDAR page scale.com/3d-sensor-fusion.Oct 2018
- On Scale AI's Engineering side he built a categorization labeling tool, improved the LiDAR labeling tool (three.js and React), and shipped new versions of the Customer Dashboard (Next.js and React).Oct 2018
- Software Engineer at Auth0 from Jan 2016 to Sep 2018, joining around the Series C (Okta later bought Auth0 for $6.5B). He worked on both the marketing-engineering team (onboarding, discount codes, SEO pages, SPA-to-universal app, A/B testing, Marketo) and the core engineering team.Jan 2016
- His X bio says: "Developer. Learning :) 🍕 now @cognition 🚀. Previously: @auth0 and @scale_ai" (X profile, 386 followers, located in Paraná, Argentina).
- Reposted "Cognition has crossed $1B in annualized revenue run rate" (Sep 2026) and Cognition's launch of "Devin Review: a reimagined interface for understanding complex PRs" (Jan 2026). His public posting about Cognition is mostly amplifying company milestones, not writing his own commentary.Sep 25, 2026
- Reposted Cognition's May 2026 funding post: "We've raised over $1B at a $26B valuation, led by @Lux_Capital, @generalcatalyst, and @8vc". He also reposted CEO Scott Wu's thank-you to the team.May 27, 2026
- His most-starred project is gitpkg (286 stars), which publishes packages as git tags and works as a private registry. stylelint-images (34 stars) and mjml-loader (25 stars, a webpack loader for MJML email templates) are next.Jan 2023
- Open-sourced Scale-internal tooling: babel-plugin-react-element-to-jsx-string (code examples for the Scale UI Library), dir2pkg (splits a monolith into small packages) and styled-jsx-in-place (for the Next.js framework upgrade).May 2022
- Upstream fix to vercel/next.js: "fix: webpack 5 and worker-loader support" (PR #21050). He also opened several bug-repro repos for Next.js webpack 5 worker and lazy-compilation issues (2020-2023).Jan 2021
Marketing Engineer: - Implemented Google Ads, HubSpot and Segment integrations. - Created new landing pages - Created interactive pages like https://scale.com/3d-sensor-fusion (LiDAR tool) - Improved onboarding experience (signup and login pages/forms) Engineering - Created categorization labeling tool - Improved LiDAR labeling tool (three.js and react) - Shipped new versions of the Customer Dashboard (next.js and react) - Improved Developer Experience: improved frontend build times from 30m to 2m, updated frameworks next.js, improved CircleCI config. Experience with webpack, babel, swc, eslint, jest, yarn, npm, prettier parcel and more. - Created babel plugin to embed code examples of Scale UI Library examples (OSS): https://github.com/ramasilveyra/babel-plugin-react-element-to-jsx-string - Created tool to simplify converting big monolithic codebase into separated small packages (OSS): https://github.com/ramasilveyra/dir2pkg - Created tool to simplify removing styled jsx plugins removal for Scale next.js framework upgrade (OSS): https://github.com/ramasilveyra/styled-jsx-in-place External OSS Contributions: - vercel/next.js - fix: webpack 5 and worker-loader support: https://github.com/vercel/next.js/pull/21050 - giuseppeg/styled-jsx-plugin-postcss - fix: throw error only when child process exits with error code: https://github.com/giuseppeg/styled-jsx-plugin-postcss/pull/41 - giuseppeg/styled-jsx-plugin-postcss - fix: silent error: https://github.com/giuseppeg/styled-jsx-plugin-postcss/pull/38 - opencv/opencv - docs: remove duplicated step in Build .js doc: https://github.com/opencv/opencv/pull/22672 - webpack-contrib/worker-loader - fix: serializing big strings: https://github.com/webpack-contrib/worker-loader/pull/304 - webpack-contrib/worker-loader - fix: set a name to exported fn: https://github.com/webpack-contrib/worker-loader/pull/299 - krakenjs/zoid - docs: fix snippet syntax error: https://github.com/krakenjs/zoid/pull/231
Worked in the marketing engineer and engineer teams. Marketing engineer: - Created new onboarding experiences. - Implemented discount codes. - Newsletters campaigns. - Auto generated pages to improve SEO. - Improved performance of website (image caching, hashed artifacts, CDN set up and more). - Converted SPA app into Universal app. - Upgraded apps using old build systems to webpack + babel. - Marketo forms. - A/B testing framework improvements. Engineer: - Created new customizable auth pages for customers. - SDK minor fixes. - Styleguide: https://github.com/auth0/styleguide (OSS). - JS lint rules: https://github.com/auth0/javascript (OSS). - Created compiler to convert react components to ejs or pug templates: https://github.com/ramasilveyra/unreact (OSS). This was in order to integrate a new project using new technologies into an old service using older technologies. - Created CSS template generator: https://github.com/ramasilveyra/templatize-css (OSS). This was used to generate the specific CSS for the page of a customer using standard CSS. OSS contributions: - Published lib to use git as private registry of libraries/modules: https://github.com/ramasilveyra/gitpkg. - Published mjml webpack loader to improve building of email templates: https://github.com/ramasilveyra/mjml-loader. - Published stylelint plugin to improve quality images handling: https://github.com/ramasilveyra/stylelint-images. - Added support for async plugins in stylelint: https://github.com/stylelint/stylelint/pull/2351. - Added support for mono repos in eslint-plugin-import plugin: https://github.com/benmosher/eslint-plugin-import/pull/685 - Added support for new webpack version in babel-loader: https://github.com/babel/babel-loader/pull/348 - Fixed support of git shorcuts in yarn: https://github.com/yarnpkg/yarn/pull/3425 - Fixed yarn check with complex dep definitions: https://github.com/yarnpkg/yarn/pull/6033 - Fixed TypeScript support in Babel: https://github.com/babel/babel/pull/6118
Worked designing and developing websites for e-commerce, newspapers, government agencies, companies, and NGOs. Crafted WordPress themes from 0. Then built WP themes generators/boilerplates. Experience with WooCommerce. External OSS contributions: - Update babel in google web boilerplate: https://github.com/google/web-starter-kit/pull/774. - Change old linter to eslint in google web boilerplate: https://github.com/google/web-starter-kit/pull/776. Technologies/tools: HTML, CSS, JS, git, BitBucket, ftp, jQuery, php, WordPress, WooCommerce.
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