Full Stack Engineer Annotator

About the role

The Full Stack Engineer Annotator will work on assessing and labeling both frontend and backend engineering datasets. This role ensures that AI models accurately interpret full‑stack workflows, architecture patterns, and implementation details, contributing to higher quality model outputs.

Key responsibilities

• Annotate full‑stack application datasets, covering both UI and server‑side components.
• Evaluate integration logic between frontend frameworks and backend services.
• Review UI interactions with APIs and databases, noting any inconsistencies.
• Label debugging, optimization, and feature implementation tasks for AI training.
• Rank AI‑generated solutions based on performance, maintainability, and scalability.
• Produce technical documentation and evaluation notes for each annotated dataset.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.
• 3–5 years of experience as a Full Stack Developer.
• Strong experience with modern frontend technologies (React, Angular, Vue, HTML5, CSS3, JavaScript ES6+).
• Proficiency in backend technologies (Node.js, Python, Java, C#) and REST API development.
• Experience with databases, authentication systems, and deployment workflows.
• Excellent debugging and problem‑solving abilities.
• Certification in at least one of the following: Meta Front‑End Developer Professional Certificate, AWS Certified Developer Associate, Microsoft Certified Full Stack Developer, or Certified Scrum Developer (CSD).

Required skills

• React
• Angular
• Vue
• HTML5
• CSS3
• JavaScript (ES6+)
• Node.js
• Python
• Java
• C#
• REST APIs
• Databases (SQL/NoSQL)
• Authentication systems