Backend Engineer Annotator

About the role

We are looking for a detail‑oriented Backend Engineer Annotator to support AI development by reviewing, annotating and validating backend engineering datasets, code samples and system design outputs. The role bridges software engineering expertise with data annotation to improve the quality of AI models that work with server‑side technologies.

Key responsibilities

• Analyze and annotate backend code samples, engineering workflows and related documentation.
• Label datasets that include REST API calls, GraphQL queries and other backend processes.
• Validate scalability, performance and reliability standards of server‑side implementations.
• Provide structured engineering reasoning and feedback on code correctness and logic.
• Assess and document performance metrics for server‑side code.

Required profile

• Bachelor’s degree in Computer Science, Software Engineering, Information Systems or a related technical field.
• Experience reviewing code or conducting technical assessments.
• Strong understanding of backend security principles and secure coding standards.

Required skills

• REST APIs, GraphQL
• Authentication mechanisms (OAuth, JWT, session management)
• Microservices architecture, distributed systems, event‑driven design
• Docker containerization
• Cloud platforms: AWS, Azure, Google Cloud
• SQL databases (PostgreSQL, MySQL)
• NoSQL databases (MongoDB, Redis, DynamoDB)