Portfolio

Featured Projects

Enterprise-scale data platforms, automation frameworks, and innovative solutions built at world-class organizations like Sky, M&S, Channel4, and Eli Lilly.

12+
Years Experience
8+
Enterprise Projects
£500K+
Business Value Delivered
5
AI Products Built

Enterprise Projects

AI Audience Intelligence Assistant (enterprise loyalty)

Agentic AILLMGenAI

Exploring a governed, natural-language interface for audience selection in a loyalty programme context — translating plain-English questions into governed queries against curated data. Pattern study covering retrieval, guardrails, audit logging, and human review. Shows how to take an "agentic" AI use case from idea to a safe, scoped prototype.

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Mission Desk — Loyalty Mission Configuration Platform (M&S)

Azure DatabricksStreamlitPostgreSQL

Solo-built full-stack enterprise platform managing 1M+ loyalty mission records at Marks & Spencer. Real-time validation against 15+ business rules, 6 major releases, 10K+ lines of code. Built with AI-assisted development (Copilot/LLMs). Reduced deployment time from 7 days to 1 day (85% improvement), cut data quality errors by 85%, delivered £500K+ estimated annual business value. Nominated at company-wide Sparks All Hands.

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SevOne Code Generator Framework

PythonJinja2GCP

Built a Python/Jinja2-based code generation framework at Sky UK that automated data pipeline creation for network telemetry ingestion from SevOne IBM (on-prem) into BigQuery (GCP). Reduced new data acquisition onboarding time by 95% and manual code conversion by 90%. Enabled teams to provision pipelines in minutes instead of days with zero configuration drift.

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Real-Time Kafka Analytics Platform

Apache KafkakSQLGCP BigQuery

Architected a high-throughput Kafka streaming pipeline at Sky UK processing millions of network events daily using Apache Kafka, kSQL, and Kafka Connect for real-time ingestion from SevOne IBM to BigQuery. Built a Kafka Connect Task Monitoring Tool and BigQuery Monitor CLI. Impact: 30% reduction in operational latency, 95% reduction in pipeline downtime.

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NLP-Powered Email Lead Bot

NLPMachine LearningPython

Built an AI-powered email analytics service at Gartner using NLP that automatically identified and qualified sales leads from 10K+ emails monthly. Saved the sales team hundreds of hours while surfacing 200+ qualified leads per month. Contributed to the $700M renewal pipeline by streamlining how renewal signals were detected and routed.

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AWS Serverless Clinical Platform

AWSLambdaIBM MQ

Led the cloud modernization of Eli Lilly's Clinical Supply Platform, migrating legacy systems to AWS serverless architecture. Led a team of 5 engineers, implemented event-driven pipelines processing 100,000+ messages/day with Lambda, Step Functions, IBM MQ, and S3. Impact: 30% infrastructure cost reduction, 25% operational performance improvement.

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Open Source & Side Projects

Governed RAG Pipeline

RAGLangChainAI Governance

Production-minded Retrieval-Augmented Generation system built governance-first: PII masking on every query, structured audit logging, heuristic confidence scoring, and source attribution. Stack: Claude (Anthropic), LangChain, ChromaDB, sentence-transformers, Streamlit. Demonstrates that enterprise AI adoption depends on trust and traceability, not just model quality.

vijayanandrp.com - Personal Tech Blog

Next.jsReactTailwind CSS

This portfolio website built with Next.js, Tailwind CSS, and MDX. Features dark mode, technical blog posts, and responsive design. Demonstrates modern frontend development practices and serves as a platform for sharing AI engineering and data platform insights.

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