Developer

Salatiel Osorno

Software Engineer

Developer

Salatiel Osorno

Software Engineer

About me

I am a person who loves the challenges that allow me to grow up in my career.


B.S. Computational Systems Engineering - Graduated on Aug 2012

  • Analytical

  • Self-taught

  • Fast Learning

  • Creative

  • Curious

Technical Skills

Language

Javascript

Typescript


Fullstack

NodeJS

Express.js

React

NextJs

Docker

Jest


Databases

Postgresql

Mongodb


Cloud

AWS


Work Experience

Independent Consultant may 2024 - Currently Software Engineer

Project Description

  • K12 Safety System, Utah, USA.

Roles & Responsibilities:

  • Development of new features for different parts of the system. Mainly focus on web development.
  • Develop both reusable and scalable components to allow communication between systems on-premise and cloud-systems.

Environment:

  • ReactJS / Vite
  • Jest
  • Git / Bitbucket
  • Jira
  • Redux Toolkit
  • AWS

Buildpeer feb 2024 - may 2024 Fullstack Developer

Project Description


Roles & Responsibilities:

  • Implement new features to the platform.
  • Refactor existing code to allow maintainability and reusability.
  • Improve Guide Me for each module.

Environment:

  • NodeJS / ExpressJS
  • ReactJS / NextJS
  • Git / GitHub

Fuego oct 2022 - feb 2024 Tech Leader

Project Description

  • Lead both infrastructure and software development for Meticulous Home Ecosystem.

Roles & Responsibilities:

  • Lead a team of 5 full-stack developers from around the world.
  • Help developers to increase their productivity by implementing infrastructure workflows to automate deployment and versioning.
  • Implement SCRUM methodology to track the project which allows the company to create an espresso coffee machine which has raised more than 4.4 million dollar funds.

Environment:

  • NodeJS / ExpressJS
  • Jest
  • ElectronJS
  • Websocket Protocol
  • ReactJS / NextJS
  • Git / GitHub
  • ClickUp
  • MoSCoW framework
  • Redux Toolkit
  • AWS: Fargate, S3, Amplify, Route53, IAM.
  • Firebase
  • Docker

Priv Social may 2021 - oct 2022 Tech Leader

Project Description

  • Priv Social is a social network that allows fans to connect with the creators.

Roles & Responsibilities:

  • Lead an in-house team of 3 full-stack developers, 1 UX/UI designer and manage external development built by 5 full-stack engineers in the USA.
  • Built a strategy to handle losing money due to charged backs. It reduced the loss of money by 36k USD.
  • Lead infrastructure migration that allows us to improve data consistency, start to build a mobile app and improve user experience.
  • Implement both SCRUM methodology and MoSCoW framework. It increased the development velocity in order to 75%.
  • Query optimization that allows to reduce the latency by 92%.
  • Lead media storage migration that allowed to reduce costs by 2k USD month over month.

Environment:

  • NodeJS / ExpressJS
  • Jest
  • ReactJS / NextJS
  • Git / GitHub
  • ClickUp
  • MoSCoW framework
  • PostgreSQL
  • Redux Toolkit
  • AWS: EC2, S3, Amplify, RDS, Route53, IAM.
  • Sequelize

Priv Social jan 2021 - may 2021 Fullstack Software Engineer

Project Description

  • Priv Social is a social network that allows fans to connect with the creators.

Roles & Responsibilities:

  • Development of new features for the Admin Panel using MERN stack. It allowed the company to increase the closing of customer’s tickets by 50%.
  • Writing down data-migration scripts from MongoDB to Postgres. It allowed the company to migrate its infrastructure with 100% of data consistency.

Environment:

  • NodeJS / ExpressJS
  • Jest
  • ReactJS / NextJS
  • Git / GitHub
  • ClickUp
  • PostgreSQL
  • MongoDB
  • Redux Toolkit
  • Cloudinary

Evatech Oct 2019 - Dic 2020 Backend Developer

Project Description

  • Eva (currently called Eden) is a company specialized in digital solutions for radiology and healthcare.

Roles & Responsibilities:

  • Development of microservices for our appointment system using Stripe as payment processor.
  • Implement automated testing using Jest and Docker to improve the quality of our code. It reduced the backend's errors by around 90%.
  • During infrastructure migration our main goal was keeping our services secure so I implemented OAuth for internal services communications.

Environment:

  • NodeJS / ExpressJS
  • Jest
  • Docker
  • Git / GitHub
  • PostgreSQL
  • Sequelize
  • AWS: IaC
  • AWS: DynamoDB, Lambda, API Gateway, S3, CloudWatch, IAM.
  • Auth0

Marathon Group 2017 - 2019 Web Developer

Project Description

  • Marathon Group is a company specialized in both electrical cable and ICT network importation.

Roles & Responsibilities:

  • Improve the productivity of developers in order to 300% by implementation of GitFlow, creation of Azure DevOps repository. It aimed to keep track of changes for Acumatica ERP which is a customizable system that controls the enterprise’s operation.
  • In charge of the company's website development. Applying the best marketing practices, the website got to increase the revenue needed to pay website infrastructure cost, which means the cost of the website was reduced by 100%.

Environment:

  • Angular 5+
  • NodeJS / ExpressJS
  • MongoDB
  • Microsoft Azure Cloud
  • Git / GitHub
  • Acumatica Framework