Chai

Mocha

Puppeteer

Jest

Testing

Test Automation

Automated Tests

Manual testing

NoSQL

SQL Server 2008

SQL Queries

### Role Overview

We are seeking a detail-oriented **QA Engineer** to validate our data platform calculations. Your primary focus will be on ensuring the accuracy and reliability of our data processes through meticulous query validation and manual testing. Once validated, you will be responsible for creating Jest tests to maintain the integrity of the process.

#### Responsibilities

*   Validate data platform calculations by executing and analyzing queries to ensure accuracy.
*   Perform manual testing to confirm the reliability of data processes.
*   Develop comprehensive Jest tests based on validated processes to ensure ongoing quality assurance.
*   Collaborate with the development team to understand and improve data processing workflows.

#### Required Skills

*   Strong analytical skills with a focus on data validation and testing.
*   Experience with query writing and analysis for data validation.
*   Proficiency in manual testing techniques and methodologies.
*   Familiarity with Jest testing framework for JavaScript applications.

#### Nice to Have

*   Previous experience in a data-driven QA role.
*   Understanding of data platform architectures and workflows.

Sole

MongoDB

QA Engineer (Jest, Manual/Automation, MongoDB) - Freelance - Worlwide