• Design, development and optimization of machine learning and deep learning models • Design, implementation and optimization of NLP solutions, large language models (LLMs) and RAG (retrieval-augmented generation) architectures • Building retrieval and knowledge layers for semantic search using embeddings and vector or graph databases • Building, deploying and operating ML and generative AI (GenAI) services • Building and operating scalable data pipelines

Role Description We are looking for detail-oriented Search & Data Labeling Raters to support an AI data annotation project focused on improving e-commerce search experiences. In this role, you will evaluate the relevance of search results by analyzing customer queries and matching them with appropriate products. Your work will directly contribute to enhancing search quality and overall user experience. - Analyze and understand the intent behind customer search queries - Identify product types (PT) and relevant attributes (e.g., brand, size, color) within queries - Evaluate the relevance between search queries and product listings using defined guidelines (ESCI framework) - Determine product availability and validate product links - Provide accurate, consistent, and high-quality annotations - Follow project guidelines and meet productivity and quality benchmarks Qualifications - Strong analytical and comprehension skills - Ability to understand e-commerce search behavior - High attention to detail and accuracy - Basic understanding of online shopping platforms - Proficiency in the required language - Ability to follow detailed guidelines and work independently Requirements - Freelance contract - Pay Rate: $5 USD/hour - Location: Morocco Benefits - ✨ Limitless Flexibility: Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy. - 🌱 Limitless Growth: Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise. - 🌍 Limitless Support: Be part of a global contributor community with responsive guidance and support. - 💡 Real Impact: Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills. Company Description Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries. At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.

• Design and manage data systems, pipelines, and management tools • Oversee junior data engineers, recommend and deploy data models, and lead projects involving data collection and storage systems • Collaborate with data architect, analysts, and stakeholders to identify and document needs/requirements for data pipelines and process automation • Design, build, document, test, and maintain data pipelines using industry best practices • Perform ETL, ELT operations in accordance with enterprise data governance and security standards • Develop data quality and governance process to ensure the accuracy and quality of the data through inspection, validation, processing, anomaly detection

• Collaborate with data architect, analysts, and stakeholders to identify and document needs/requirements for data pipelines and process automation • Design, build, document, test, and maintain data pipelines using industry best practices • Performs ETL, ELT operations in accordance with enterprise data governance and security standards • Develop data quality and governance process to ensure the accuracy and quality of the data through inspection, validation, processing, anomaly detection