

AI Engineer
β - Featured Role | Apply direct with Data Freelance Hub
This role is for an AI Engineer with 10+ years of IT experience, focusing on API integration, ML/AI solutions, and NLP techniques. Contract length and pay rate are unspecified. Remote work is allowed. Key skills include RAG architectures and LLMs.
π - Country
United Kingdom
π± - Currency
Β£ GBP
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π° - Day rate
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ποΈ - Date discovered
August 9, 2025
π - Project duration
Unknown
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ποΈ - Location type
Unknown
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π - Contract type
Unknown
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π - Security clearance
Unknown
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π - Location detailed
London Area, United Kingdom
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π§ - Skills detailed
#API (Application Programming Interface) #Libraries #REST (Representational State Transfer) #Debugging #Kafka (Apache Kafka) #AI (Artificial Intelligence) #NLP (Natural Language Processing) #Classification #Langchain #ML (Machine Learning) #Azure #NER (Named-Entity Recognition) #Databases
Role description
About the Role:
Must have:
β’ Candidate with 10+ yrs of experience over all IT
Responsibilities:
β’ Solid understanding of API integration patterns and inter-service communication (e.g. REST, Kafka)
β’ Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
β’ At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
β’ Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
β’ Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
β’ Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
β’ Experience with PoC development and iterating quickly based on results.
β’ Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
β’ Strong debugging, profiling, and optimization skills for AI applications.
GOOD TO HAVE:
β’ Experience with OCR libraries like Tesseract or Azure Form Recognizer.
Required Skills:
β’ Solid understanding of API integration patterns and inter-service communication (e.g. REST, Kafka)
β’ Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
β’ At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
β’ Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
β’ Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
β’ Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
β’ Experience with PoC development and iterating quickly based on results.
β’ Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
β’ Strong debugging, profiling, and optimization skills for AI applications.
Preferred Skills:
β’ Experience with OCR libraries like Tesseract or Azure Form Recognizer.
About the Role:
Must have:
β’ Candidate with 10+ yrs of experience over all IT
Responsibilities:
β’ Solid understanding of API integration patterns and inter-service communication (e.g. REST, Kafka)
β’ Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
β’ At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
β’ Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
β’ Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
β’ Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
β’ Experience with PoC development and iterating quickly based on results.
β’ Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
β’ Strong debugging, profiling, and optimization skills for AI applications.
GOOD TO HAVE:
β’ Experience with OCR libraries like Tesseract or Azure Form Recognizer.
Required Skills:
β’ Solid understanding of API integration patterns and inter-service communication (e.g. REST, Kafka)
β’ Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD)
β’ At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search/retrieval systems
β’ Practical knowledge and hands-on experience with: RAG architectures, LLMs (e.g., OpenAI, Antropic), Vector databases (e.g., FAISS, Azure AI Search), Embeddings (e.g., OpenAI)
β’ Strong grasp of NLP techniques: named entity recognition (NER), document classification, chunking, summarization, question answering.
β’ Ability to evaluate trade-offs and select appropriate ML/AI techniques for a given problem.
β’ Experience with PoC development and iterating quickly based on results.
β’ Familiarity with LangChain, LlamaIndex, or similar agentic frameworks.
β’ Strong debugging, profiling, and optimization skills for AI applications.
Preferred Skills:
β’ Experience with OCR libraries like Tesseract or Azure Form Recognizer.