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Ritvik Nimmagadda - Software Engineer (AI/ML) in Remote

Ritvik Nimmagadda

Junior AI/ML Software Engineer specializing in LLMs and MLOps

CignaUSCRemote3 Years ExperienceJunior LevelWorks On-Site

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About

Built and productionized an AI-native, agentic appeals decisioning system for health insurance operations, automating 500k+ scanned appeals/year. Delivered measurable impact by cutting review time from 12–15 minutes to ~3 minutes and auto-resolving ~85% of cases with strong auditability, evaluations, and human-in-the-loop guardrails, deployed as containerized microservices on Azure AKS.

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Key Strengths

  • Owned and shipped end-to-end AI decisioning workflow (frontend, backend, data, infra) on Azure AKS
  • Scaled production automation for 500k+ health insurance appeals/year
  • Delivered major ops efficiency gains (review time reduced from 12–15 minutes to ~3 minutes)
  • Achieved high automation rate with human-in-the-loop guardrails (~85% auto-resolved)
  • Strong LLM/RAG evaluation and safety practices (regression datasets, hallucination tracking, schema validation, confidence thresholds)
  • Production reliability and migration expertise (strangler pattern, contract tests, shadow traffic, canaries, rollback plans)
  • Operational excellence (runbooks, on-call procedures, monitoring/tracing, replay strategy)
  • Effective stakeholder partnership translating ambiguous exec goals into an iterative roadmap

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Experience

Software Engineer (AI/ML)Cigna · Aug 2023 – Present
Research InternUniversity of California, Los Angeles · May 2023 – Aug 2023internship
AI Research InternOntario Tech University · May 2021 – Aug 2021internship
Undergraduate ResearcherInternational Institute of Information Technology · Jun 2020 – Dec 2020internship

Education

USCmaster, Computer Science (2024)
IIIT Bhubaneswarbachelor, Computer Science and Engineering (2022)

Awards

  • Best paper award - International conference (license plate corner point detection research)

Languages

English

Publications

2 publications

Audio-based emotion recognitionComputer vision (license plate detection)Meta-heuristic optimization for deep learning

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Connect with Ritvik

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Typically responds within 24 hours

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Ritvik NimmagaddaJunior AI/ML Software Engineer specializing in LLMs and MLOps