Job Summary: We are seeking a highly analytical and detailed oriented Backend Engineer Annotator to support the development, evaluation, and improvement of Artificial intelligence. As the Backend Engineer you will play a critical role in training AI modes by reviewing, annotating, validating, and improving backend engineering datasets, code samples, and system design outputs.

Job Responsibilities

Ability to analyze and annotate backend code samples and engineering workflows
Label datasets involving REST APIs, GraphQL, and backend workflows.
Validate scalability, performance, and reliability standards.
Provide engineering reasoning and structured evaluation feedback.
Evaluate sever-side code performance and logic accuracy.

Job Requirements

Bachelor’s Degree in Computer Science, Software Engineering, Information Systems, or related technical discipline.




Understanding of authentication systems (OAuth, JWT, session Management).
Evaluate server-side code performance and logic accuracy.
Knowledge of microservices architecture, distributed systems, and event- driven design.
Review database queries, authentication systems, and microservices
Strong understanding of backend security principles and secure coding standards.
Familiarity with containerization tools such as Docker.
Understanding of cloud platforms such as AWS, Azure, or Goggle Cloud.
Strong knowledge of databases such as SQL (PostgreSQL, MySQL), NoSQL (MongoDB, Redis, DynamoDB)
Prior experience reviewing code or conducting technical assessments.

📌 Backend Engineer Annotator (España)
🏢 Odixcity Consulting
📍 España