QA Developer — Bilingual, AI-Driven Web Testing

Remote; San Francisco (CA); Remote; USD 70,000 - 110,000; Full time

Benefits offered by this job

15 observed holidays + 23 PTO days per

Indefinite contract after 6 months

Permanent remote work + working from,

Dedicated budget for professional dev.

Onsite retreats at Bilbao HQ

Dynamic, close-knit team environment

Job summary

Terra is a digital marketing and creative agency seeking a QA Developer to join a fast-paced team. You will test and build backend features, review AI-generated code, and work with AI developers to diagnose and fix issues across frontend and backend.

Strong JS knowledge and a comfort with AI tools are required. Located for permanent remote work with a Spain-based working hours alignment and a focus on collaboration, growth, and professional development.

Qualifications

• Fluent in Spanish and professional English for interviews.
• About 1 year of web development or QA experience.
• Reading and writing JavaScript; comfortable with a modern framework (React or Vue).
• Know-how of HTML5/CSS3; detect layout, responsive and cross-browser issues.
• Understanding of back-end logic (PHP and/or Node).
• Experience testing REST or GraphQL endpoints.
• Experience in Git and Agile environments.
• Comfortable working with AI assistants and prompts.

Responsibilities

• Test and develop features with the Technology Lead, IA Devs and UX/UI Lead.
• Review AI-produced code for correctness and API usage.
• Collaborate with AI Developer to diagnose issues and plan fixes.
• Trace issues to root cause across front-end, back-end or prompts.
• Document cases that successfully break AI features.
• Monitor Web Speed Optimization after releases.
• Report to Project Manager and IA Developers; manage schedule to meet deadlines.
• Take on development tasks alongside the AI Developer for internal tools and client features.

Skills

JavaScript

React or Vue

Git

Agile

LLMs experience

Prompt writing

Tools

HTML5

CSS3

PHP

Node.js

REST

GraphQL

Job description

Terra is a digital marketing and creative agency seeking a QA Developer to join a fast-paced team. You will test and build backend features, review AI-generated code, and work with AI developers to diagnose and fix issues across frontend and backend.

Strong JS knowledge and a comfort with AI tools are required. Located for permanent remote work with a Spain-based working hours alignment and a focus on collaboration, growth, and professional development.