Jaime Cruz
Javascript Developer at Kadevjo
San Salvador, Departamento de San Salvador, El Salvador
Summary
👤
Senior🎓
Top SchoolJaime Cruz is a seasoned JavaScript developer from San Salvador with over a decade of software experience and more than five years focused on web development, complemented by two years in DevOps. He blends front-end and back-end expertise—refactoring React apps to modern patterns and enhancing NestJS mailer modules—while championing software libre and data science curiosity. Jaime has a practical knack for improving developer experience, shown by adding email previewing, EJS templating, and robust tests to open-source modules and replacing fragile dependencies with safer, native or sanitized alternatives. Comfortable across the stack, he favors pragmatic refactors that reduce attack surface and maintenance burden. Trained in Sistemas Informáticos from Universidad de El Salvador, he pairs academic foundations with active open-source contributions that reveal a curiosity-driven, improvement-oriented engineer.
11 years of coding experience
Ingeniería de Sistemas Informáticos, Análisis y Diseño, Ingeniería de Sistemas Informáticos, Análisis y Diseño at Universidad de El Salvador
Spanish, English
Stackoverflow
341reputation
14kreached
10answers
3questions
Github Skills (18)
javascript10
redux10
nestjs10
nodejs10
react10
fetch-api10
typescript9
typescript-types9
redux-toolkit9
typescripts9
testing8
jestjs6
apollo-client6
typeorm6
migration6
Programming languages (15)
Github contributions (5)
khaledosman/react-redux-realworld-example-app
Jun 2021 - Jul 2021
Exemplary real world application built with React + Redux
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 review, 78 commits, 1 PR in 1 month
Contributions summary:Jaime primarily focused on modernizing the React front-end application by refactoring dependencies and implementing new features. They removed the `superagent` dependency and replaced it with the native `fetch` API for making API requests. The user also replaced the marked library with snarkdown and integrated `xss` to sanitize untrusted HTML content. Furthermore, the user converted several React components, and the authentication reducer into Redux Toolkit slices.
reactbuilt-with-reactreduxreact-redux
nest-modules/mailer
Apr 2020 - Apr 2020
📨 A mailer module for Nest framework (node.js)
Role in this project:Backend Developer
Backend DeveloperContributions:9 commits, 2 PRs, 1 branch in 1 day
Contributions summary:Jaime primarily focused on enhancing the mailer module for the Nest framework. Their work involved adding email preview functionalities, which included integrating a preview email library and passing configuration options for customization. Furthermore, the user integrated an EJS template adapter and added tests to enable the use of EJS templates. The user also refactored the code and added a new example of how to use the mailer.
ejsnestjsnodemailermailernode-js
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