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Jose – Typescript, React, React Native, experts in Lemon.io

Jose

From Ecuador (GMT-5)

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Full-stack Web DeveloperSenior
Mobile DeveloperSenior
Hire developer
10 years of commercial experience
Administration
Communications
Data analytics
Healthcare
Insurance
Life science
Marketing
Networking
Pet care
Product management
Productivity
Scientific research
Social impact
Social media
CMS
Communication tools
CRM
Mobile apps
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Jose – Typescript, React, React Native

With 9+ years in the tech industry, Jose is a seasoned Software Developer adept at crafting web and mobile applications. With expertise in Java for back-end and React/React Native for front-end development, along with open-source contributions, Jose provides comprehensive solutions and troubleshoots bugs with precision. Beyond coding, Jose has been growing professionally as a Tech Lead, overseeing teams of over 10 engineers, where he fostered best practices and organized educational initiatives.

Main technologies
Typescript
7 years
React
7 years
React Native
7 years
Java
9 years
Spring Boot
9 years
Additional skills
Python
Ruby
Objective C
Android SDK
PostgreSQL
MongoDB
JavaScript
Ansible
GCP
AWS
CircleCI
Java Reactive
Angular
CI/CD
Spring WebFlux
Expo
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Senior Tech Lead
Oct 2022 - May 20241 year 7 months
Project Overview

It's the project for a US-based cloud communications company that involved implementing a CMS to manage the content of their pages.

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Responsibilities:
  • Oversaw and guided 10+ developers across various teams;
  • Promoted good practices and the use of modern/functional Java (immutability, purity, nullability, etc.);
  • Implemented front-end integration tests with Storybook;
  • Developed a solution to integrate Chart components seamlessly with Apache ECharts;
  • Added a CI solution to the Pull Request;
  • Enhanced existing code and tests;
  • Developed internal "Modern Java" training to facilitate onboarding and assisted the team in achieving "Adobe Experience Manager Professional" certification.
Project Tech stack:
Java
Typescript
Storybook
JavaScript
SCSS
Webpack
Maven
Lead Architect
May 2020 - May 20233 years
Project Overview

It's a complete system for a veterinary hospital. The MVP launched with modules to handle administrative content, access and permissions, accounting, product management, personnel working hours, and appointment scheduling.

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Responsibilities:
  • Bootstraped the project, tools, structures, and CI/CD pipelines from scratch;
  • Guided the client to go in the proper direction to reach a valuable MVP;
  • Built a DSL to handle Java exceptions in a functional/reactive fashion;
  • Implemented tools to make compile-time nullability checks in Java;
  • Designed a solution to handle relationships on Spring Data R2DBC;
  • Wrote a package to have type-safe routes in the front end;
  • Built a wrapper to handle Axios requests with RxJS observables;
  • Designed a package to better work with forms on React.
Project Tech stack:
Java
Spring WebFlux
Spring Boot
Spring Data
Spring Security
React
Typescript
Ansible
GitHub Actions
PostgreSQL
RxJS
Gradle
Webpack
Senior Tech Lead
Apr 2022 - Sep 20225 months
Project Overview

It's a mobile application that helps people connect and create specific communities.

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Responsibilities:
  • Enhanced several features of the application;
  • Added integration tests with the React Native testing library;
  • Promoted good practices and clean coding;
  • Helped the product team to improve the Scrum process.
Project Tech stack:
Typescript
React Native
Expo
Serverless Computing
Tech Lead
Dec 2019 - Jan 20211 year 1 month
Project Overview

It's a mobile app to help parents and caregivers with challenging behavior in children ages 3-12. Subscription-based and published in two variations: for parents and researchers.

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Responsibilities:
  • Redesigned the existing app;
  • Guided 2-3 Middle-level front-end developers;
  • Led the app publishing process to the AppStore and PlayStore;
  • Built a package to create animated tours/tutorials of the app;
  • Collaborated with the product and back-end engineers to design subscriptions;
  • Liaised with DevOps engineers to implement the CI/CD pipeline;
  • Conducted internal React training for project onboarding while advocating for best practices in React coding and front-end integration testing.
Project Tech stack:
React Native
Typescript
Java
Android
Objective C
iOS
PostgreSQL
Fastlane
CircleCI
Gradle
Xcode
Tech Lead
Nov 2014 - Aug 20161 year 9 months
Project Overview

It's a reimplementation of an insurance broker complete system. The project consisted of multiple modules: Administration, access and security, customer relationship manager, quote calculator, mass insurance manager, etc.

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Responsibilities:
  • Built several reusable backend and frontend modules
  • Lead the database relationship design
  • Trained multiple coworkers in Java, Spring Boot, and AngularJS
  • Supported and maintenance of the cloud infrastructure
  • Constant collaboration with BAs to better understand the needs of the project
Project Tech stack:
Java
Spring Boot
Spring MVC
Spring Data
Spring Security
JavaScript
Angular JS
PostgreSQL

Education

2014
Mechatronics Engineering
Bachelor’s

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