Senior Back-end Java Engineer

Location: Remote (Mexico)

We are looking for a Senior Back‑end Java Engineer to join Qualitest, an AI‑powered Quality Engineering Company. The role involves designing, developing, and maintaining scalable, high‑quality micro‑service solutions on AWS with MySQL.

• Does the right thing with little or no direction.
• Exhibits good judgement, proactivity, and writes high‑quality code.
• Understands OS/language/library abstractions to create efficient, stable code.
• Breaks down complex problems methodically, using appropriate abstraction levels.
• Enhances and modifies complex code correctly.
• Implements asynchronous flows correctly.
• Designs and implements entire deployable stacks independently.
• Verifies functionality meets customer requirements without assistance.
• Writes effective automated unit, regression, and int...