Arun Kumar C S Email & Phone Number

Alappuzha, Kl, In

Mumbai, Maharashtra, India

At MeetMinutes, I played a pivotal role in developing and scaling innovative AI-powered meeting solutions, leveraging expertise in data science, backend development, and strategic planning to shape both the product and the team.🚀 Custom Fine-Tuned LLMs: Fine-tuned proprietary language models on 2,000+ hours of meeting data, achieving near-GPT-4 performance with 96% fewer parameters. Enabled scalable, privacy-focused on-premise deployments for B2B clients.🔧 Scalable Backend Development: Designed and built robust backend systems, optimizing APIs, data pipelines, and server infrastructure to support evolving product needs and ensure reliability.🧠 Conversation Intelligence: Built a multimodal LLM pipeline to analyze meeting audio, extracting actionable insights on sentiment, speaker confidence, and emotional dynamics to improve meeting effectiveness.🔍 Retrieval-Augmented Generation (RAG) System: Implemented a modern RAG system with Pinecone, enhancing response accuracy through query rephrasing and persistent memory techniques.⚙️ Algorithm Optimization: Developed a transcription algorithm that improved speaker labeling accuracy by 26% and increased transcription speed by 16x, significantly boosting platform efficiency.🌍 Multilingual Insights: Created NLP pipelines for generating meeting summaries, action items, and highlights in multiple languages, including English, Hindi, Arabic, Spanish, and French, catering to a global user base.Beyond technical contributions, I led hiring and mentorship efforts to foster a collaborative team culture and align solutions with market trends. I also represented MeetMinutes at GITEX 2023 Dubai, collaborating with the CEO to showcase our platform, secure strategic partnerships, and expand the company’s international presence. These experiences reflect my dedication to driving innovation, empowering teams, and delivering impactful global solutions.

Mumbai

At The Insights Machine, I tackled a wide range of AI-driven challenges, leveraging Generative AI and LLMs to deliver impactful solutions across diverse problem areas. My work focused on solving complex issues, optimizing workflows, and creating innovative tools for various applications.🔍 Custom Retrieval-Augmented Generation (RAG) System:Developed a fully customizable RAG system using LlamaIndex, integrating sentence transformers for retrieval and cross-encoders for reranking. The system transformed unstructured documents into accurate, context-specific responses, significantly improving information accessibility.🧠 Sales Pitch Optimization and Customization:Designed a Generative AI application to generate and rank tailored sales pitches based on user profiles and contexts. Leveraged GPT-4 and custom ranking models to create impactful, personalized content for client interactions, enhancing engagement and improving decision-making.📑 Court Document Matcher:Developed and deployed a Streamlit application for court document validation, using Python and regular expressions to identify and correct human errors in legal documents. This solution significantly reduced trial postponements and improved documentation accuracy.📚 Meeting Summarization and Action Item Extraction:Built a library integrating NLTK, SpaCy, Flair, and HuggingFace Transformers to process meeting transcripts and generate key insights. Designed an action item classifier using a Decision Tree-like approach, enabling efficient and accurate extraction of actionable insights.📊 Ticket Similarity Solution:Created a ticket similarity retriever using BERT embeddings, TF-IDF, SVD, and KNN. Streamlined ticket resolution workflows, improving operational efficiency and customer satisfaction by 15%.🏠 House Price Prediction Model:Implemented a regression model leveraging Gradient Boosting Decision Trees for house price prediction, achieving an RMSE of 0.15.

Kochi, Kerala, India

During my freelance work, I partnered with clients to deliver custom solutions, leveraging Python and advanced tools for automation, web scraping, ETL workflows, and document generation.🌐 Job and Review Scraper: Built a Selenium-integrated tool to automate the extraction, cleaning, and storage of job listings and reviews in SQL databases.📞 Sales Workflow Automation: Automated CRM integration with Ameyo dialers for seamless call workflows, reducing manual intervention by 90% and enhancing team productivity.💹 Cryptocurrency Price Tracker: Developed a real-time price comparison tool for cryptocurrencies, enabling clients to identify arbitrage opportunities and optimize profits efficiently.🖋️ Custom Document Generator: Designed a library to generate .docx documents by extracting and modifying XML files within .docx archives. Leveraged regex to create editable blueprints, enabling the support of 30+ dynamic templates. Automated document workflows significantly reduced manual effort and improved efficiency.This role demonstrated my expertise in data automation, workflow optimization, and scalable solutions, delivering measurable value to diverse clients.

India

At Chegg, I applied my expertise in mathematics, programming, and mechanical engineering to assist thousands of students globally. This role strengthened my ability to simplify complex STEM concepts, fostering a passion for education and technical problem-solving.🧮 Solved 4,000+ advanced problems across mathematics, MATLAB, computational methods, Python, and mechanical engineering, consistently achieving a 90% quality score.✍️ Simplified challenging STEM concepts for students, empowering them to excel academically and develop confidence in technical subjects.🛠️ Built problem-solving frameworks to handle multi-disciplinary questions efficiently, enhancing accuracy and speed.🤝 Cultivated strong communication and mentorship skills, helping students achieve their academic and career goals.This experience showcased my ability to adapt technical knowledge for practical problem-solving while refining my communication and teaching skills.

Trivandrum, Kerala, India

At BYJU'S, I combined data-driven strategies with exceptional interpersonal skills to provide tailored education consultancy and drive revenue growth.💰 Generated over ₹50 lakhs in revenue, consistently exceeding performance targets in a high-pressure, competitive environment.📞 Conducted 1,000+ phone consultations and 100+ in-person sessions, helping families identify the best educational paths for high school and JEE Mains/Advanced preparation.📊 Improved lead conversion rates by developing and implementing custom lead filters using data insights and rule-based methodologies.🎙️ Demonstrated strong presentation and sales skills through compelling client engagements, achieving high satisfaction rates.🔗 Streamlined CRM workflows and collaborated with finance teams to ensure seamless order fulfillment and payment processes.This role developed my skills in data analysis, customer relationship management, and education consultancy, while building a strong foundation in sales and business development.

Diploma, Artificial Intelligence

📜 Capstone Project: Hierarchical Sales Forecasting using LightGBM – Designed a multi-level forecasting model with advanced machine.

Bachelor'S Degree, Mechanical Engineering

Activities and Societies: National Service Scheme🔬 Thesis Project: Enhancing Solar Panel Efficiency through Passive Cooling Methods –.