Logo
Cristian – QA Automation, Playwright, JavaScript, experts in Lemon.io

Cristian

From Colombia (UTC-5)flag

Automation QA Engineer|Senior
Lemon.io stats
1
projects done
4156
hours worked
1
offers now 🔥

Cristian – QA Automation, Playwright, JavaScript

Introducing Cristian, an experienced QA expert skilled in building automation frameworks from scratch. With extensive experience in E-commerce, Web3, CRM, Business Intelligence, ETL, and various other projects since 2014, he excels both independently and as a leader. What keeps him charged? The thrill of tackling new challenges and a cup of hand-crafted cold brew.

11 years of commercial experience in
AI
Analytics
Blockchain
E-commerce
Gamedev
Human resources
Insurance
Management
NFT
Real estate
B2B
AI software
CRM
Enterprise software
ERP
HRMS
Main technologies
QA Automation
10 years
Playwright
4 years
JavaScript
6 years
Cypress
4 years
Additional skills
CI/CD
AWS
Amazon ECS
Regression testing
Microsoft SQL Server
API Testing
Manual Testing
Docker
.NET
e2e testing
C#
Selenium WebDriver
Typescript
Functional Testing
Microsoft Azure
Apache JMeter
Contract Testing
Postman
GitHub Actions
Jest
MongoDB
Appium
PostgreSQL
Java
Direct hire
Possible
Ready to get matched with vetted developers fast?
Let’s get started today!

Experience Highlights

QA Engineer
Sep 2022 - Oct 20231 year 1 month
Project Overview

It's a CRM portal to manage client data, the employees linked to them, and the products within their collections. This information is synchronized on 3 apps.

Responsibilities:
  • Built the automation framework from scratch using Playwright and Typescript;
  • Developed the Docker container to run the automation framework;
  • Tested the Synchronization between 3 apps when testing the features in the automation framework;
  • Set up the Docker to run the test cases hourly, keeping it alive;
  • Established the framework to handle multiple projects by using tags, test filtering, customized reports, customized fixtures, etc;
  • Setup the task definition in Amazon ECS to run the Docker image;
  • Created a reporter to send the test results to a Slack channel;
  • Sent the test run to Testrail, linking with the corresponding test case in the test management tool;
  • Build a PoC using WebdriverIO and Selenium;
  • Created the GitHub workflow to handle CI on the automation framework
Project Tech stack:
Playwright
Typescript
Docker
AWS
Amazon ECS
Bash
Linux
Postman
GitHub
GitHub Actions
API Testing
Functional Testing
Manual Testing
Regression testing
e2e testing
PostgreSQL
Apollo GraphQL
GraphQL
UI testing
QA Automation
Senior QA Engineer
Jun 2022 - Aug 20222 months
Project Overview

It's a web portal to handle resource management, internal communications, invoice payments, vacation requests, a virtual store, and many other customized features.

Responsibilities:
  • Crafted the automation framework from the ground up using Cypress and Typescript;
  • Trained other QAEs in the use of the automation framework;
  • Implemented CI and on-demand workflows using GitHub to run the framework;
  • Designed, created, and ran the test cases to bring functional coverage of the new developments.
Project Tech stack:
Typescript
Cypress
API Testing
Functional Testing
Manual Testing
Regression testing
e2e testing
UI testing
Postman
PostgreSQL
GitHub
GitHub Actions
QA Automation
Senior QA Engineer
Feb 2022 - May 20223 months
Project Overview

It's a blockchain-based web game centered on horse breeding. Every horse functions as an NFT, allowing users to race them and unveil the NFT's statistics. They can build a virtual stable using the top-performing racers to improve the offspring.

Responsibilities:
  • Built automated test cases that support the Metamask Plugin to test blockchain transactions;
  • Conducted manual tests on Smart contracts;
  • Refactored and migrated the automation framework to a new and clean Playwright implementation;
  • Established a workflow for automating test runs through continuous integration (CI) and scheduled executions.
Project Tech stack:
Blockchain
Playwright
API Testing
Contract Testing
Functional Testing
Manual Testing
Regression testing
UI testing
e2e testing
NFT
Smart contracts
Typescript
Jira
Postman
PostgreSQL
Apache JMeter
QA Automation
Senior QA Engineer, QA Lead
Sep 2019 - Feb 20222 years 5 months
Project Overview

It's a flexible E-commerce Cloud solution meant to enhance B2B customer businesses. It tailors the platform to their specific needs and seamlessly integrates with their existing ERPs, such as Microsoft Dynamics and SAP, in real-time.

Responsibilities:
  • Established the QA processes and new team in the Latam office as the first QA in the development Latam team;
  • Hired, trained, and guided new QA engineers in the growing Latam office;
  • Led the Demo sessions with the customers, showing the required customizations ready to start the UAT from their side;
  • Automated the test cases to be run in the regression testing suite;
  • Joined the automation task force, initiating two distinct frameworks for teams in different countries: one with Cypress and the other with Playwright;
  • Ran performance/load/stress tests using Jmeter and Locust and reported the results to the project team and the customer.
Project Tech stack:
.NET
C#
QA Automation
API Testing
Functional Testing
Manual Testing
Regression testing
UI testing
Postman
Microsoft SQL Server
Cypress
Typescript
Apache JMeter
Playwright
Microsoft Azure
GraphQL
QA Engineer
Oct 2017 - Aug 20191 year 9 months
Project Overview

It's a software factory that develops new apps and upgrades for both internal and external clients of the company, specifically designed for CRM use. The projects encompass command-line apps and intricate web projects dedicated to the new CRM.

Responsibilities:
  • Started the QA process in the software factory as the only QA Engineer;
  • Planned and designed the testing strategy for the current projects;
  • Created the automation framework from scratch to be used in the CRM application.
Project Tech stack:
.NET
C#
API Testing
Functional Testing
Regression testing
Manual Testing
e2e testing
Postman
NUnit
Selenium WebDriver

Education

2017
Electronics
Technologist
2020
ISTQB® Certified Tester - Foundation Level
Certification

Languages

English
Advanced

Hire Cristian or someone with similar qualifications in days
All developers are ready for interview and are are just waiting for your requestdream dev illustration
Copyright © 2026 lemon.io. All rights reserved.