Data Aws Sagemaker

7 days ago

Chennai Tamil Nadu, India Virtusa Full time

Key Responsibilities
Implement RAG pipelines, including prompt engineering, vector databases, and document retrieval systems.
Develop and fine-tune models using frameworks such as TensorFlow, PyTorch, or Hugging Face.
Integrate external AI models and APIs (e.g., OpenAI, Anthropic, AWS Bedrock) into existing systems.
Build and manage data ingestion, processing, and orchestration pipelines using AWS Glue, Lambda, and Airflow.
Work with AWS services such as S3, SageMaker, Athena, EC2, ECS, SNS, Cloud Watch, Glue, Step Functions, Comprehend, and Macie to support AI workflows.
Implement and manage vector databases (e.g., FAISS, Pinecone, or ChromaDB) for retrieval-based AI systems.
Collaborate cross-functionally with data engineers and scientists to design scalable model training, evaluation, and deployment workflows.
Develop automation scripts and tools in Python and PySpark for data analysis, model evaluation, and pipeline optimization.
Ensure robust model evaluation, performance monitoring, and compliance with ethical AI principles.

Required Skills & Experience
Hands-on experience with AI-based development using LLMs, RAG architectures, and Generative AI frameworks.
Proficiency in LangChain, Haystack, Llama Index, and Hugging Face Transformers.
Deep understanding of ML algorithms, deep learning concepts, and model fine-tuning techniques.
Experience implementing Agentic AI systems and multi-agent workflows.
Strong programming skills in Python, with working knowledge of TensorFlow, PyTorch, or similar frameworks.
Solid experience with AWS Bedrock for deploying and scaling generative AI workloads.
Proficiency in AWS data services S3, Glue, Athena, Lambda, SageMaker, ECS, Comprehend, Macie.
Experience with data engineering tools such as Airflow and PySpark.
Strong knowledge of SQL for data querying, transformation, and analysis.
Familiarity with MLOps principles, model evaluation metrics, and deployment best practices.
Ability to thrive in a fast-paced, agile environment and deliver high-quality, production-ready solutions.

Preferred Qualifications
Experience working with multi-cloud or hybrid AI architectures.
Exposure to Ethical AI frameworks and responsible AI development practices.
Certification in AWS Machine Learning or Data Analytics (Optional)
Prior experience in healthcare, finance, or regulated industries is a plus.

**About Virtusa**

Teamwork, quality of life, professional and personal development: values that Virtusa is proud to embody. When you join us, you join a team of 27,000 people globally that cares about your growth — one that seeks to provide you with exciting projects, opportunities and work with state of the art technologies throughout your career with us.

Great minds, great potential: it all comes together at Virtusa. We value collaboration and the team environment of our company, and seek to provide great minds with a dynamic place to nurture new ideas and foster excellence.

Virtusa was founded on principles of equal opportunity for all, and so does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.

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