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Full Stack Developer( Llm & Ai/ml/ Python Nlp, Claude,mistral,rag ) @ WNS Holdings

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 Full Stack Developer( Llm & Ai/ml/ Python Nlp, Claude,mistral,rag )

Job Description

Position - Full Stack Developer( LLM & AI/ML/ Python NLP, Claude,Mistral,RAG ) Group Manager - RNA

  • Design, fine-tune, and deploy LLM-based solutions (e.g., ChatGPT, LLaMA, Mistral, Claude).Integrate LLMs into modern web applications to deliver intelligent user experiences
  • Develop end-to-end full-stack applications using modern web frameworks and RESTful APIs.
  • Collaborate with data scientists and product managers to translate business problems into LLM-based applications.
  • Build and optimize prompt engineering workflows for maximum model performance.
  • Ensure performance, scalability, and security of deployed solutions
  • Stay up to date with the latest advancements in generative AI and web development
  • Must Have: LLM & AI/ML Skills:
  • Deep experience with LLMs (OpenAI GPT, Claude, LLaMA, Mistral, etc.)
  • Expertise in prompt engineering, model fine-tuning, and RAG (Retrieval-Augmented Generation)
  • Familiarity with Hugging Face, LangChain, or similar AI frameworks
  • Strong Python programming skills, especially in NLP libraries (e.g., Transformers, SpaCy, PyTorch, TensorFlow)
  • Experience with vector databases (e.g., Pinecone, FAISS, Weaviate)Web Development:
  • Proficiency in modern front-end frameworks (React, Angular, or Vue.js)
  • Strong backend development experience (Node.js, Django, Flask, or FastAPI)
  • Hands-on experience building and integrating RESTful APIs and GraphQL endpoints
  • Strong understanding of web architecture, security, performance optimization.DevOps & Deployment:
  • Experience with Docker, Kubernetes, or cloud services (AWS, Azure, GCP)CI/CD pipelines and code quality tools (e.g., GitHub Actions, Jenkins)General:Strong problem-solving and debugging skills.
  • Excellent written and verbal communication.Ability to work independently in a fast-paced, innovative environment
  • Ability to translate business needs into scalable tech solutions
  • Leadership experience in mentoring or guiding technical teams
Qualifications

Masters or Bachelors in Computer Science, Artificial Intelligence, or a related field

Experience with production-grade LLM applications (chatbots, agents, copilots, etc.)

8+ years of hands-on experience.

Job Classification

Industry: BPM / BPO
Functional Area / Department: Engineering - Software & QA
Role Category: Software Development
Role: Head - Engineering
Employement Type: Full time

Contact Details:

Company: WNS Holdings
Location(s): Bengaluru

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Keyskills:   Python OpenAI GPT NLP Mistral LangChain debugging Hugging Face Claude LLM machine learning artificial intelligence

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WNS Holdings

WNS (Holdings) Limited (NYSE: WNS) is a leading global Business Process Management (BPM) company. WNS offers business value to 200+ global clients by combining operational excellence with deep domain expertise in key industry verticals, including Banking and Financial Services, Healthcare, Insurance...