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Arnulfo
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Arnulfo

Gardena, CA --:--:--

Arnulfo has 9+ years of experience working with 100% SaaS architecture, peer mentorship, and implementation of front-end architectures using React. As a Senior Front-End Engineer, he is well versed in designing, developing, and implementing new capabilities that scale and encourage best practices. Arnulfo has participated in a collaborative Agile team environment and built features that not only meet customer requirements. He can help enterprise clients translate their requirements into functional and appealing interactive applications. He has an eye for good design and smooth interactivity, striving to write clean and maintainable code, and a deep interest in the future of creative tools and browser technologies.

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Skills
Years
1
2
3
4
5
6
7
8
9
10+
Next
C++
React
React.js
SaaS
Flutter
Express
React Native
HTML5
Python
Flask
AWS
Koa.js
Laravel
Node
Azure
D3.js
ASP.NET MVC
Spring
GCP
Ext.js
Machine Learning
MongoDB
jQuery
HTML5
Java
MySQL
PHP
Oracle
SQL DB
Android
JavaScript
iOS
Flutter
GraphQL
CSS
Tailwind
WordPress
Git
REST
Django
Spring
Developer Personality

Independent

Collaborative

Trailblazer

Conservative

Generalist

Specialist

Planner

Doer

Idealist

Pragmatist

Abstraction

Control

100
50
0
50
100
Feature Experience

Front End Architecture

Peer Mentorship

Cross-Platform Applications

Clean Code

MODERATE
EXTENSIVE
EXPERT
Cultural Experience

Jira / Trello / Slack

Agile - Scrum

Real Estate

eCommerce

MODERATE
EXTENSIVE
EXPERT
Portfolio

Hostfactor

Sr. Software Engineer

Work Experience : 2016-2021
  • Arnulfo played an important role as a senior full-stack developer and our team has been invited to many companies and developed and launched many big projects into public.
  • Worked on CMx (Contract Management Experience), the main product of Sysintellects providing a simple, reliable, legally compliant Centralized Contract Management Repository. The main technology stack was React and Java Spring. He was responsible for creating the UI and REST API endpoints. During his time, Arnulfo introduced JHipster and elastic search, along with creating OAuth 2.0 SDP in Java. He also managed the Scrum team and mentored junior and intern developers enabling them to achieve professional growth and personal goals.
  • Worked on the Solesavy website and mobile app. Solesavy is a fast-growing sneaker community in Canada. He was responsible for creating pixel-perfect UI/UX using Next.js. He also utilized TypeScript and Tailwind CSS along with Docker, Jenkins, Jest, Sanity, Sentry, Husky, and AWS. Arnulfo was responsible for publishing the Mobile app to stores using Expo (React Native). About 14 million has been raised for development.
  • Worked on ChiPlusGo, an online payment platform that provides contactless payment methods to all of the local residents in the Chicago area. The product was built on React.js and Firebase. The ChiPlusGo products created included multiple signup portals, a scanning feature for payment to save time, reward points that can be used for purchases at merchants, coupons for favorite restaurants, an all-in-one digital wallet for higher payment security and convenience, and instant transactions from bank to ChiPlusGo wallet.
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Crossover for Work

Senior Front-End Developer

Categories

Work Experience : 2014-2016
  • Delivered responsive, cross-browser compatible, and accessibility compliant websites, achieving 19%faster load time than the industry average.
  • Produced stunning visual elements of web applications by translating UI/UX design wireframes into code while producing high-quality, reusable markup using HTML5 and CSS3.
  • Designed the front-end with object-oriented Javascript frameworks like React.js, Koa.js, D3.js, and Ext.js.
  • Participated in the development of the Wayfair eCommerce website selling households and furniture.
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Wizcom

Front-End Developer

Categories

Work Experience : 2012-2014
  • Developed real estate valuation, analytics, and platform technology solutions as part of a 5-person team.
  • Designed and developed Zestimate, which manages a volume of 600k+ valuations per month.
  • Reduced average valuation review time by 46%, and saved service providers an average of 84% due to click-fee reductions.
  • Rebuilt 4-year-old SaaS application in Laravel with full user experience redesign to release a beta MVP in 8 months.
  • Integrated an automated property valuation model fed by machine learning Python data.
  • Created non-technical descriptions of operations and workflow to enable the non-coding team to function with minimal interruption.
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