Marcus Caum Email & Phone Number

Chicago, Il, Us

Tech stack: Next + React + Typescript + Recoil. Most of my work is getting solutions done on Figma and making it work on their application, building from scratch. There are some things that I have developed.- Route system to show the best route based on multiple points on the map, using geolocation with Mapbox API and Turf.js- Dashboard to handle new shipments (CRUD)- Clustering system to show all interesting points close to a location-System to load locations (gas stations, markets...) based on the current user viewport (when you drag the map reload the locations)- Show and hide roads with restrictions based on user truck settings.- Helped hire new Senior developers, validating their curriculums and home assignments.

Toronto, Ontario, Ca

Their software is a holdings management platform, so I used a lot of performance best practices to deal with huge charts, tables, and data showing on the screen. Most of my job was building pages from scratch from concept to production. Some stuff that I have done:- System to hold more than 10k rows in a table, using virtualization to increase performance- Changed all the data fetching structure to use React query and work with optimistic updates - React Native app from scratch (done by just me and another developer) with a bunch of features using - Optmisc response for the loading system - Filtering system using config files that enable anyone to add new filters to the page by just adding to the config file.

New York, New York, Us

Blockchain app based on Web3. Responsible for the development of APIs, new areas, and components for their main application, using React and GraphQL. Some stuff that I have done.- Configuration of new pages using React Apollo- Integration with web3 using Metamask API- Pooling system to check deployment status using webhooks and WebSockets- Optimistic updates with loading skeletons- Creation of GraphQL Fragments and Queries- Integration and creation from scratch of React components like Code editor, Calendar, and Inputs.

Castelldefels, Barcelona, Es

Participating in brainstorming to define new features and solutions, I worked most of the time developing React components and new areas for their main applications. Some stuff I have done:- Pipeline system using drag and drop functionality to create schedules through their logistic app.- React components from scratch: Calendar, Inputs.- Login page using JWT

Munich, Bavaria, De

Responsible for maintaining and developing cool solutions using React with an amazing team responsible for software that helps photographers participate in big photo contests and helps organizations create their contests. Some stuff I have done:- Contest system that enables photographers to publish their photo albums to specific contests.- A management system that enables people to vote on specific photo albums.- Creation of React that could have been used on different apps like a countdown timer to be added on their landing pages

Florianópolis, Santa Catarina, Br

Top 10 companies to work in Brazil based on GPTW. I Worked on a team responsible for the maintenance and development of features that involved lead-generation themes. One of the members of the Front-End chapter, defining new technologies and architectures to work with an ongoing app with more than 7.000 users. - Leading a small team to develop a popup creator feature that enabled users to create their popups and place them on their landing pages and websites. Used Amazon S3 buckets to store the popup configuration- Refactor of their landing page system using Ember.- Working as a consultant helping other teams with their front-end-related problems- Helped hire new engineers to the team (interview and home-assignment review)

Web agency which we developed solutions from web pages to mobile apps. - Multiple websites from scratch since the layout on PSD to the webpage using vanilla JS.- Responsible for defining what front-end technologies could be used for the applications and finding nice solutions for different customers developing websites from scratch (Layout to Web) and mobile applications using only javascript.- Working on the creation of tools and libraries that helped our team develop our websites faster and with more quality- Mobile applications using Ionic and JQuery mobile.Working on the creation of tools and libraries that helped our team develop our websites faster and with more quality

Florianópolis, Santa Catarina, Br

Worked developing a .NET application that helps people manage their apartments and make it easier for apartment managers to work with their clients.

Worked doing marketing campaigns.