AI Engineer
barclays
Job Description
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Support use cases across multiple business domains.
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Own the end-to-end product lifecycle forGenerative AI, Agentic AI,AI/ML solutions, from design to deployment.
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Act as a bridge between business and technology teams, ensuring alignment of requirements and technical specifications.
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Enable data-driven insights and AI-powered automation for Conversational AI, GenAI, and ML use cases.
Key Responsibilities
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Design & ImplementAgentic,GenAI Solutions:Build robustGenerative AIandAgentic AIapplications usingAWS Bedrock,SageMaker, and other AWS ML services.
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DevelopLLMbases UseCases:Architect and implementLLM based use cases like RAG, Summarization, data analysis etc.for enterprise-scale applications.
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LLMFinetuning& Evaluation:Fine-tune, evaluate, and optimizeLarge Language Models (LLMs)for performance, accuracy, and safety.
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Conversational AI Expertise:Design and deploy conversational AI models usingAmazon Lex,Amazon Connect, and custom NLP pipelines.
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Integration & Collaboration:Work closely with product managers, engineers, and UX teams to embed AI capabilities into business workflows.
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Innovation & Research:Stay ahead of AI trends, frameworks, and best practices; apply them to drive continuous innovation.
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Quality & Governance:Maintain system design integrity, review test strategies, and ensure compliance with AI ethics and security standards.
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Incident Support:Assist in diagnosing and resolving production issues.
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Optimize solutions through thorough research experimentation, and advanced problem-solving techniques.
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Communicate complex concepts and results effectively to both technical and non-technical stakeholders.
Required Skills & Qualifications
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Technical Expertise:
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Proficiency withdevelopingsolutionon AWS platform
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Strong proficiency inPythonaround Agentic, GenAI andAI/ML libraries (LangChain,LangGraph,Google ADK,Langfuse, OTEL,Transformers,CrewAIetc.).
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Hands-on experience withAWS ML ecosystem(Bedrock,AgentCore,SageMaker, Lambda, API Gateway, EKS, Docker).
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Deep understanding ofAI Agents, Agentic architecture,Agentic Memory,Generative AI,LLMs,NLP, andConversational AI.
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Deep understandingonPrompt engineering and Prompt management, refining and optimizing prompts to enhance the outcomes of Large Language Models (LLMs)
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Experiencewith SQL, NoSQL andvector databases(e.g.,DynamoDB,PGVector,CromaDB, FAISSetc.)
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Experience withdata chunking and embeddingalong with expertise using differentembedding models.
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AI/ML Fundamentals:
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Solid grasp ofML algorithms, model evaluation techniques,
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Hands onexpertise withmodel training, deployment and monitoring.
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Additional Skills:
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Knowledge ofREST APIs,AWS CloudFormation, AWS Service catalog products,JSON/XML, CI/CD tools (Jenkins/Gitlab/Harness), and cloud-native architectures.
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Strong communication and stakeholder management skills.
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Ability to lead technical teams and mentor junior developers.