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Shivananda GolleSG

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Freelancer profile translated to English.
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About Shivananda

I design RAG systems — AI pipelines that allow your teams to search and query your internal documents in natural language. Vector search, knowledge graphs, LLM integration, deployed on AWS.
Currently at Ericsson R&D, I am developing a Graph RAG system in production over 36,000+ entities. Stack: Python, LangChain, Neo4j, AWS (Bedrock, Neptune, Lambda), Docker.
Available from Paris for AI missions, remote or hybrid.
  • English

    Fluent

  • French

    Basic

  • Telugu

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • Ericsson R&D
    AI Engineer Intern
    TELECOMMUNICATIONS
    March 2026 - Today (3 months)
    91300 Massy, France
    • • Built domain-specific Graph RAG systems for 3GPP telecom documents, combining vector embeddings with
    knowledge graphs (Neo4j, AWS Neptune) to enable structured retrieval over 36K+ entities and relations.
    • • Designed schema-guided extraction and structure-aware chunking strategies for LLM-based pipelines, improving entity precision and reducing noisy relations in large-scale document intelligence workflows.
    • • Evaluated multiple retrieval strategies (vector, graph, hybrid) across knowledge graph configurations, benchmarking retrieval quality and factual accuracy using automated evaluation frameworks.
    • • Optimized end-to-end pipeline infrastructure on AWS (S3, Lambda, Step Functions, EC2, ECR, IAM, Bedrock, Neptune), reducing LLM inference latency from 214s to 97s and cost by approximately 80%.
    Retrieval-Augmented Generation (RAG) Knowledge Graph Claude Code Prompt Engineering Cloud AWS
  • Infosys
    Systems Engineer
    CONSULTING AND AUDITS
    November 2022 - January 2025 (2 years and 2 months)
    Hyderabad, Telangana, India
    • • Customized Finacle-based core banking solutions for enterprise clients, configuring business logic, transaction
    workflows, and product definitions using Finacle scripting and the ABCD customization tool.
    • • Built and maintained data processing pipelines using SQL and Python, improving data extraction and transformation
    efficiency by approximately 30% for downstream reporting and analytics.
    • • Worked across Linux-based development environments with Git for version control, supporting deployment workflows and environment configuration for banking application releases.
    Python Programming MySQL Git Linux Customization

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Education

  • Master of Science
    EPITA School of Engineering
    2026
    Master of Science
  • Bachelor of Technology
    Jawaharlal Nehru Technological University (JNTU)
    2022
    Bachelor of Technology

Skill set

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