Luis Eduardo Chacón, Developer in Heredia, Heredia Province, Costa Rica
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Luis Eduardo Chacón

Verified Expert  in Engineering

Software Developer

Location
Heredia, Heredia Province, Costa Rica
Toptal Member Since
October 3, 2019

Having worked in software development for over the past decade, Luis is familiar with a varied mix of technologies and has gained skills and in-depth knowledge of both the development and infrastructure sides of a project. Where Luis excels is his method of troubleshooting, especially around coding and deployment (he favors a 12-factor structure to achieve that).

Portfolio

Auxis
MySQL, MongoDB, Google Cloud, Amazon Web Services (AWS), Terraform...
Gorilla Logic
Node.js, Angular, Continuous Delivery (CD), DevOps
Intertec International
Terraform, Microsoft SQL Server, Linux, Continuous Integration (CI)...

Experience

Availability

Part-time

Preferred Environment

Kubernetes, Amazon Web Services (AWS), Angular, Node.js, PHP, Google Cloud

The most amazing...

...project I've deployed was a project's entire containerized blockchain architecture.

Work Experience

Linux and Cloud Systems Administrator

2019 - PRESENT
Auxis
  • Proactively monitored and maintained a Linux and cloud-based system for Auxis’ customers using best practices processes and methodology.
  • Resolved several platform issues.
  • Requested fulfillment and capacity planning of the Linux and cloud solutions.
  • Oversaw and was responsible for producing high-quality deliverables in a timely fashion.
  • Performed project management activities such as planning, sizing, and scheduling activities.
  • Analyzed problems, developed solutions, and made decisions that impacted projects.
  • Ensured system implementations occurred in accordance with established needs.
  • Automated deployments on AWS using Python.
Technologies: MySQL, MongoDB, Google Cloud, Amazon Web Services (AWS), Terraform, Continuous Integration (CI), Continuous Delivery (CD), DevOps

Senior Web Application Developer

2018 - 2019
Gorilla Logic
  • Carried out my duties as a JavaScript web developer.
  • Developed Angular-based front-end web applications for an electronics client.
  • Implemented ngrx/store on a developed solution.
Technologies: Node.js, Angular, Continuous Delivery (CD), DevOps

Web Systems Engineer

2017 - 2018
Intertec International
  • Carried out my duties as a tier 3 web systems engineer and was assigned to a North American banking client.
  • Controlled traffic and rerouted via F5 appliances for application control during the project, OS Patching 3L.
  • Implemented failure diagnostics and troubleshooting of installed and deployed applications in production environments.
  • Implemented, monitored, maintained (on-call services), and deployed applications.
  • Deployed applications using CD tools like N1 and uDeploy.
Technologies: Terraform, Microsoft SQL Server, Linux, Continuous Integration (CI), Continuous Delivery (CD), DevOps

Middleware Production Coordinator

2016 - 2017
Telefónica Venezuela
  • Provided as a tier 3 middleware support on Weblogic, Oracle Service Bus, and Tuxedo.
  • Controlled domain name systems based on Bind DNS.
  • Evaluated and monitored production environment and operating platform at Movistar.
Technologies: BIND, TuxedoJS, Linux, Continuous Integration (CI), Continuous Delivery (CD), DevOps

Coordinator (E) of Development of Financial Transactions

2008 - 2016
CANTV
  • Served as the coordinator of the development of financial transactions and was in charge of personnel.
  • Analyzed, designed, and Implemented applications, interfaces, and ETL between corporate applications relating to pricing, billing, and collection of advertising services offered by CANTV.
  • Analyzed, designed, integrated, and implemented a framework in PHP with data abstraction and object mapping to create new applications and migrate the old ones.
  • Migrated proprietary applications to free software.
  • Established support services.
  • Managed, installed, and developed applications.
  • Oversaw PostgreSQL databases.
  • Spearheaded a development project that involved the 4.0 biller SAP migration to free software. This resulted in maximizing the flexibility of the billing practices which was appropriate to the needs of Caveguías and reduced the time between billing cycles from 13 hours to 14 minutes.
Technologies: Elasticsearch, MySQL, PostgreSQL, Red Hat Linux, CentOS, PHP, Linux

Containerization of Blockchain Proof-of-stake Signers

I containerized Blockchain proof-of-stake signers with Google Cloud Engine and Docker Swarm.

SRE for a Cryptocurrency Client

I implemented Docker Swarm and Kubernetes solutions for a cryptocurrency client that needed full deploy control and automation using Helm.

GoChain Validators and Signers in CGP

A complete platform of GoChain validators and signers installed over a Docker swarm using Compute Engine. This allowed me to bring up testnet and mainnet for a custom-made business model using a GoChain network.

Languages

JavaScript, JavaScript 6, PHP, Python, Java

Frameworks

Angular, AngularJS, Laravel, TuxedoJS

Libraries/APIs

Node.js, jQuery, Facebook API, Facebook SDK, React, NgRx

Tools

Angular CLI, Terraform, Packer, Google Kubernetes Engine (GKE), Helm, Docker Swarm, Ansible

Paradigms

DevOps, Agile, Scrum, Continuous Integration (CI), Continuous Delivery (CD)

Platforms

Google Cloud Platform (GCP), Kubernetes, Amazon Web Services (AWS), Linux, CentOS, Red Hat Linux, Blockchain, Docker, Visual Studio Code (VS Code)

Storage

Google Cloud, MySQL/MariaDB, MongoDB, PostgreSQL, MySQL, Elasticsearch, Microsoft SQL Server

Other

BIND, Google

2000 - 2005

Engineer's Degree in Systems Engineering

UNEFA | Universidad Nacional Experimental Politécnica de la Fuerza Armada - Caracas, Venzuela

NOVEMBER 2019 - PRESENT

Google Cloud | Essential Cloud Infrastructure: Core Services

Coursera

NOVEMBER 2019 - PRESENT

Google Cloud | Essential Cloud Infrastructure: Foundation

Coursera

NOVEMBER 2019 - PRESENT

Google Cloud | Platform Fundamentals: Core Infrastructure

Coursera

NOVEMBER 2019 - PRESENT

MongoDB Certified DBA Associate

Mongo University

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