Joaquin – React, React Native, Typescript

The client is a mental health app designed to support users in managing their well-being. It offeres features like mood tracking, guided meditations, and personalized mental health resources. The app is designed to help users monitor their emotional state, reduce stress, and improve their overall mental health through evidence-based practices and user-friendly tools. The main aim is to make mental health care accessible and easy to integrate into daily life.

Joaquin carried out the following responsibilities:

• refactored to use React Navigation;
• implemented Query key factory package to manage React query keys;
• added frontend standards to manage server state;
• arranged a React Query workshop to share good practices with the rest of the team.

The project was a fintech app offering various financial services, including fiat transfers and an international prepaid Visa debit card. It featured a loyalty program, allowing users to earn rewards, and also provided a crypto wallet and exchange for managing and trading cryptocurrencies. This combination of traditional and digital financial services made app a versatile tool for managing money across different platforms and currencies.

Joqauin's main responsibilities included:

• designed the app architecture, including navigation, storage, server-state and client state;
• developed an in-house app after it was developed by another company;
• launched it in record time;
• migrated a monolithic solution to microservices;
• provided code reviews to the teammates.

A web portal was used to manage solar panels, enabling them to automatically adjust based on the sun's position, wind conditions, and other environmental data. The portal relied on live telemetry reported by each solar panel in the field, allowing for real-time monitoring and optimization of energy production.

Among others, Joaquin implemented the following tasks:

• adapted OpenLayers (Vanilla JS) to NextJS to manage all the maps;
• build complex tables to manage latitude and longitude for solar panels.;
• developed GIS software;
• implemented new UI components.

An app was developed specifically for Android devices used by handpickers. This app streamlined warehouse operations by allowing workers to efficiently manage inventory, track orders, and optimize picking routes directly from their handheld devices. The Android-based app improved accuracy and productivity, making it easier for handpickers to perform their tasks in real-time within the warehouse environment.

Joaquin contributed with the following:

• modified native code to make the barcode work;
• distributed correctly to all handpickers with no issues.