Backend Engineer Annotator

About the role

We are looking for a highly analytical and detail‑oriented Backend Engineer Annotator to support AI development. In this role you will help train AI models by reviewing, annotating, validating, and improving backend engineering datasets, code samples, and system‑design outputs.

Key responsibilities

• Analyze and annotate backend code samples and engineering workflows.
• Label datasets that involve REST APIs, GraphQL, and backend processes.
• Validate scalability, performance, and reliability standards of server‑side code.
• Provide structured engineering reasoning and evaluation feedback.
• Assess code performance, logic accuracy, and security compliance.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering, Information Systems or a related technical field.
• Prior experience reviewing code or conducting technical assessments.
• Strong analytical mindset and attention to detail.

Required skills

• REST API design and testing.
• GraphQL.
• Authentication mechanisms (OAuth, JWT, session management).
• Microservices architecture, distributed systems, event‑driven design.
• Containerization with Docker.
• Cloud platforms: AWS, Azure, Google Cloud.
• SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis, DynamoDB).
• Backend security principles and secure coding standards.