Germán
From Mexico (GMT-6)
7 years of commercial experience
Lemon.io stats
1
projects done312
hours workedOpen
to new offersGermán – React, Node.js, JavaScript
Germán is an expert in React and Node.js ecosystems, with a strong preference for front-end development. He has collaborated with major companies like Oracle and IBM, demonstrating his ability to embrace limitless professional opportunities. Germán is a confident team player who can also work independently, valuing trust in professional relationships and excelling at fostering a positive working environment.
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Potentially possibleExperience Highlights
Senior Software Engineer
It is a platform to enable users with electric vehicles the ability to reduce their costs from every charge and provide them with unique follow-ups as they use their vehicles.
- Built a platform from scratch that allows video calls and live chat messaging;
- Created a subscription payment service with STRIPE API;
- Developed new entities/models for a database using Sequelize and Postgres;
- Created all the UI for the React web app using Next and Rx;
- Defined flow and architecture for the platform.
Front-End Developer
The platform helps companies to create and organize events for their employees.
- redesigned the existing front-end
- debugged and resolved the application issues
- integrated with different providers
Senior Software Engineer
It is a developed-from-scratch dermatology web-based application that provides doctors and patients the ability to connect easily by having video calls, sending photos, surveys, instant messages, and more.
- Created new REST API endpoints that will be consumed by React Native and React web applications using Node, Express, Typescript, and Sequelize;
- Was responsible for the authentication and authorization layer using Keycloak instance by creating and configuring realms, clients, middleware layers, etc.;
- Communicated server to consume third-party API;
- Created unit testing for each endpoint and function developed on the server using Mocha, Chai, and Sinon.
Senior Software Engineer
It is an open platform for building developer portals powered by a centralized software catalog that restores order to your infrastructure and enables your product teams to ship high-quality code quickly.
He successfully managed the following:
- Contributed to the open-source backstage repository;
- Integrated the latest releases into the custom backstage repository;
- Create new custom functionalities on top of the Backstage repository;
- Built CI/CD using Spinnaker and Jenkins;
- Created unit testing for the latest features.
Full Stack Engineer
Platform for local businesses to help with accepting payments with any card and online, digitizing the business and with world-class customer service 24/7
- Developed new functionality e.g modules and components for our web dashboard catalog section
- Worked at the Mobile Experience Team, where I spent most of the time creating and maintaining back-end services
- Creating and maintaining micro services written in AWS Lambdas, and communicating them with RabbitMQ through events like AWS SNS or AWS SQS.
- Create unit testing for server-side functionality
- Create unit testing for client-side functionality
Software Engineer
It is a popular website for booking travel accommodations that aim to provide the lowest prices for any booking, which is backed up with the “Best Price Guarantee.”
- Created unit and integration testing using Jest and React testing libraries;
- Built e2e testing using Cypress;
- Created and maintained components that were stored in a shared component library;
- Enabled and disabled A/B testing and feature flags.
Application Developer
It is an application that centralizes data fetching of hundreds of feeds that were transformed by using IBM Cloud, CloudantDB, Node, React, Handlebars, and HTML / CSS to create embedded reports into interactive and dynamic views.
- Improved general performance by reducing 60% the response time from queries to the No-SQL Database as well as the code re-factorization and integration of React;
- Migrated a desktop app to a web-based app;
- Built and maintained REST API endpoints by using Node and Express;
- Created views by using Handlebars.