Offer summary

Qualifications:

Strong experience in data validation and API testing., Proven background in backend testing with SQL skills., 3+ years of experience in QA roles, preferably in backend/data environments., Familiarity with Agile methodologies and ability to collaborate with development teams..

Key responsibilities:

Design and execute test plans focused on backend logic and data integrity.

Conduct testing using Postman and REST APIs.

Work with large datasets and data flows to ensure quality.

Collaborate with development teams to track down bugs and identify root causes.

Job description

About Toolbox
Toolbox is a technology company founded in 2013. Our vision is to become the fastest Technology Solutions Provider across industries. Our mission is to act as the key business partner by enabling new profitable business through our unique know-how to develop technology. We deliver SPEED.
We are currently leaders in the online TV industry, working with clients such as WARNER MEDIA, NBC UNIVERSAL, SONY, ATRESMEDIA, PARAMOUNT, and DIRECTV. 90% of internet traffic related to Online TV in Latin America goes through Toolbox.
What are we looking for?
We are looking for a QA Backend Engineer with strong experience in data validation, API testing, and database management. This role requires someone who is meticulous, data-driven, and passionate about ensuring the consistency, reliability, and integrity of large volumes of information.You’ll be part of a high-impact team focused on quality across complex systems that process millions of user interactions.
Minimum Requirements:

Solid experience with Postman and REST API testing
Proven background in backend testing
Strong SQL skills, including table creation, data validation, and writing complex queries
Experience working with large datasets and data flows
Ability to design and execute test plans focused on backend logic and data integrity
Familiarity with Agile methodologies
3+ years of experience in QA roles, preferably in backend/data environments
Ability to collaborate with development teams to track down bugs and identify root causes

Nice to have:

Experience with automated testing tools
Exposure to data pipelines or ETL processes
Understanding of microservices architectures
Background working in high availability or high traffic systems

What will you get from us?
We know that top professionals don’t choose a job just for the perks. At Toolbox, you’ll find real opportunities to grow, collaborate with top-tier talent, and make an impact in products used globally. We value autonomy, accountability, and the drive to improve every day.
About the Team
At Toolbox, we work with cutting-edge technology and promote a culture of quality, ownership and continuous improvement. You'll be part of a diverse team focused on performance and reliability. We look for people who enjoy diving deep into systems, understanding how things work, and pushing quality boundaries.