Backend Engineer Annotator

About the role

We are looking for a highly analytical Backend Engineer Annotator to support AI development by reviewing, annotating, and improving backend engineering datasets, code samples, and system design outputs. The role focuses on ensuring the quality and reliability of backend‑focused AI training data.

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 feedback on code logic and performance.
• Review database queries, authentication mechanisms, and microservice interactions.

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