Hello, I'm
Sergio Gallegos

Frontend Developer / Backend Developer

About

Professional Profile

Sergio started working as a designer and programmer in 2008. During his first years he worked in projects with technologies such as: JS, and ASP. In addition, he honed skills in graphic design, web development, and desktop application development with Microsoft Tecnologies. Sergio acknowledges the benefits of agile methodologies to ensure predictive delivery in software projects. He has experience working with Scrum and Kanban methods. Additionally, Sergio has a solid background in design patterns, OOP, and software architectures for web development. He is on top of the latest trends in web development.

Download resume as PDF format img/signature-web.png

Skills & Education

Just My Education

I studied at the Universidad Autonoma de México, in the Faculty of Higher Education Aragon (FES Aragon), from 2008 to 2011 where I graduated as a Computer Engineer, throughout my career I have updated myself in edge technologies, I have taken courses at Microsoft offices and courses on virtual way using digital platforms, all this knowledge is reflected in the success of the projects in which I participate.



Soft & Hard Skills



Soft Skills


Communication Advanced
Flexibility Expert
Leadership Advanced
Motivation Expert
Innovation Expert
problem solving ability Expert
Teamwork Expert

Hard Skills


English A2
Español Native
Logical thinking Expert
Management tools Advanced
Programming in different areas (Backend, Frontend) Expert
Design and prototyping skills Advanced

Just My Skills

Since 2008 I have developed knowledge in design, and programming oriented to backend and frontend, besides that I have worked under Scrum and Kanban methodologies, managed code using git scm in github and gitlab below I show you what technologies I have worked throughout these wonderful years.

Design

Adobe Photoshop
4 Years EXP.
rookie
intermediate
advanced
master
img/adobephotoshop.png
Adobe Ilustrator
4 Years EXP.
rookie
intermediate
advanced
master
img/adobeilustrator.png
Adobe XD
3 Years EXP.
rookie
intermediate
advanced
master
img/adobexd.png
Figma
1 Years EXP.
rookie
intermediate
advanced
master
img/figma.png
Microsoft Expression
8 Years EXP.
rookie
intermediate
advanced
master
img/expression.png

FrontEnd

HTML5
14 Years EXP.
rookie
intermediate
advanced
master
img/html.png
CSS3
14 Years EXP.
rookie
intermediate
advanced
master
img/css.png
SASS, SCSS
8 Years EXP.
rookie
intermediate
advanced
master
img/sass.png
Astro
1 Years EXP.
rookie
intermediate
advanced
master
img/astro.png
Java Script, ECMAScript 6 (ES6)
14 Years EXP.
rookie
intermediate
advanced
master
img/javascript.png
TypeScript
9 Years EXP.
rookie
intermediate
advanced
master
img/typescript.png
jQuery
10 Years EXP.
rookie
intermediate
advanced
master
img/jquery.png
AngularJS & Angular 15
8 Years EXP.
rookie
intermediate
advanced
master
img/angular.png
React
1 Years EXP.
rookie
intermediate
advanced
master
img/react.png
VUEJs
1 Years EXP.
rookie
intermediate
advanced
master
img/vue.png
ElectronJs
3 Years EXP.
rookie
intermediate
advanced
master
img/electron.png
Jazmine UnitTest
8 Years EXP.
rookie
intermediate
advanced
master
img/jazminejs.png
Karma UnitTest
8 Years EXP.
rookie
intermediate
advanced
master
img/karma.png

Backend

Windows Azure
4 Years EXP.
rookie
intermediate
advanced
master
img/azure.png
Windows .NET Services
8 Years EXP.
rookie
intermediate
advanced
master
img/dotnet.png
C#
8 Years EXP.
rookie
intermediate
advanced
master
img/csharp.png
TypeScript
9 Years EXP.
rookie
intermediate
advanced
master
img/typescript.png
SQL Server / SQL Azure
5 Years EXP.
rookie
intermediate
advanced
master
img/sql.png
MongoDB
3 Years EXP.
rookie
intermediate
advanced
master
img/mongodb.png
Google Firebase
1 Years EXP.
rookie
intermediate
advanced
master
img/firebase.png
NodeJS
8 Years EXP.
rookie
intermediate
advanced
master
img/nodejs.png

Admin

Google Analytics
5 Years EXP.
rookie
intermediate
advanced
master
img/analytics.png
Github
14 Years EXP.
rookie
intermediate
advanced
master
img/github.png
Jira
8 Years EXP.
rookie
intermediate
advanced
master
img/jira.png
Confluence
7 Years EXP.
rookie
intermediate
advanced
master
img/confluence.png

Experience

14 Years Experience!

Since 2008 I started working on blog projects and university exhibitions, understanding information technology more. I ventured into full stack development, mixing backend, frontend and graphic design. This has opened the doors to various projects such as the ones that will be shown below. continuation.

  • MAR 2023 - JUL 2023

    Web Developer

    img/rockwell.png

    The business management application for managing globers, trips, bonds, permits etc, was a SPA (Single Page Application), using Angular 12 and Typescript technology, on the server side using Nodejs, Gulp, our day to day was managed through Jira using SCRUM methodology. The development aims to upgrade the old system to a more modern and efficient one, as well as support different modules that would directly impact the globers.

    Technologies

    Nodejs
    Gulpjs
    Angular 12
    Typescript
    HTML5
    Jira
    Jenkins
    github
    Javascript
    SASS
  • JUL 2022 - JUN 2023

    Web Developer

    img/disnep.png

    The business management application for managing globers, trips, bonds, permits etc, was a SPA (Single Page Application), using Angular 12 and Typescript technology, on the server side using Nodejs, Gulp, our day to day was managed through Jira using SCRUM methodology. The development aims to upgrade the old system to a more modern and efficient one, as well as support different modules that would directly impact the globers.

    Technologies

    Nodejs
    Gulpjs
    Angular 12
    Typescript
    HTML5
    Jira
    Jenkins
    github
    Javascript
    SASS
  • SEP 2017 - JUL 2022

    Web Developer

    img/globant.png

    The business management application for managing globers, trips, bonds, permits etc, was a SPA (Single Page Application), using Angular 12 and Typescript technology, on the server side using Nodejs, Gulp, our day to day was managed through Jira using SCRUM methodology. The development aims to upgrade the old system to a more modern and efficient one, as well as support different modules that would directly impact the globers.

    Technologies

    Nodejs
    Gulpjs
    Angular 12
    Typescript
    HTML5
    Jira
    Jenkins
    github
    Javascript
    SASS
  • AUG 2017 - SEP 2017

    Web Developer

    img/dell.png

    The customer search and management application, the development was a module of the DELL EMC site, using AngularJs technology and SOAP as information provider, our day to day was managed through an internal ticketing application, using the AGILE methodology. The development consisted in making more efficient the search of customers and present their details in a more comfortable way for consumers.

    Technologies

    Nodejs
    Gulpjs
    AngularJs
    Mercurial SCM
    HTML5
    Javascript
    CSS3
    SOAP
  • APR 2017 - AUG 2017

    Web Developer

    img/zaplabs.png

    The application was a real estate sales site using riot and javascript as frontend technology along with nodejs, our day to day was managed through JIRA using the AGILE methodology. The development consisted of modernizing the client's site prioritizing speed and stability

    Technologies

    Nodejs
    GruntJs
    HTML
    github
    CSS3
    Javascript
    RIOT
    SOAP
  • NOV 2016 - APR 2017

    Web Developer

    img/vivaanuncios.png

    The project was to maintain the child site of ebay “vivaanuncios.com”, the technologies used are: jquery, google maps api, javascript, consuming microservices, our day to day was managed through JIRA using the SCRUM methodology.

    Technologies

    Nodejs
    Gruntjs
    HTML5
    github
    WebServices
    Javascript
  • SEP 2016 - NOV 2016

    Web Developer / Backend Developer

    img/interapt.png

    The application for managing medical visits and medical history, Angular 2 and Typescript technology was used, on the server side using Nodejs, Gulp, our day to day was managed through Jira using the SCRUM methodology. The development aims to upgrade the old system to a more modern one

    Technologies

    Nodejs
    Gulpjs
    AngularJs
    Gitlab
    HTML5
    Javascript
    SASS
    SOAP
  • SEP 2015 - JUL 2016

    Web Developer / Backend Developer

    img/scholastic.png

    The project consisted of generating sites to advertise books, events and scholastic didactic material, the different sites and games were made on jquery, javascript, angularjs, with the use of PHP for contact forms, our day to day was to consult the pending tasks in Jira using the AGILE methodology. The development aims to create Single page sites to promote products, events, etc., with compatibility in multiple browsers and respecting the designs provided by the Scholastic design and UX team.

    Technologies

    Nodejs
    Gulpjs
    AngularJs
    Gitlab
    HTML5
    Javascript
    SASS
    SOAP
  • SEP 2014 - AUG 2015

    Web Developer

    img/blackboard.png

    Management aplication of courses and learning online named "Ultra-UI", was an application type SPA(Single Page Aplication), using the technology Angularjs and Typescript, in server side using Nodejs, Gruntjs and Jazminejs (for unit tests), our day to day was managed through Jira using SCRUM methodology. The development is intended to upgrade the old Blackboard System (Learn-Classic) in one new aplication more fresh, dynamic and faster with capacity responsive and cross browsing (Chrome, IE, Safari, Firefox, Opera), compatible with smartphones, tablets and desktop computers.

    Technologies

    Nodejs
    Gulpjs
    Jazminejs
    AngularJs
    github
    HTML5
    Typescript
    SASS
    Jira
    WebServices

Portfolio

Just My Work

Sergio started working as a designer and programmer in 2008. During his first years he worked in projects with technologies such as: JS, and ASP. In addition, he honed skills in graphic design, web development, and desktop application development with Microsoft Tecnologies. Sergio acknowledges the benefits of agile methodologies to ensure predictive delivery in software projects. He has experience working with Scrum and Kanban methods. Additionally, Sergio has a solid background in design patterns, OOP, and software architectures for web development. He is on top of the latest trends in web development.

Under Construction ...