Briana Rajan

•602-***-**** • adzsjj@r.postjobfree.com • www.linkedin.com/in/brianarajan • https://github.com/rajanbriana24 EDUCATION

Master of Science in Computer Engineering May 2024 (Expected) Arizona State University, Tempe, AZ 3.5 / 4 CGPA

Bachelor of Computer Engineering August 2022

University of Mumbai, Mumbai, India 9.09 / 10 CGPA TECHNICAL SKILLS

Programming Languages: Python, Java, JavaScript, C/C++, Node.js Front-End: HTML, CSS, React.JS, Bootstrap, Next.js Tools, Databases, and OS: MySql, Unity Engine, Git, Windows, Linux/Unix, JIRA Certifications:

Deep Learning Specialization Issued by DeepLearning.AI June 18, 2023 https://coursera.org/share/3490da2edbbb1e38111970e6cb27f99b PROFESSIONAL EXPERIENCE

Graduate Research Assistant: Arizona Water Innovation Initiative, Arizona State University August 2023 - Present

● Developing an innovative chatbot utilizing Large Language Models (LLM) by fine-tuning ChatGPT 3.5 and harnessing LangChain technology to provide ongoing education and information to the public regarding Arizona's water landscape.

● Employing web scraping techniques to gather relevant data, enhancing the chatbot's capacity to address public concerns. Backend and Machine Learning Engineer Intern: SkyIt Services June 2023 - Present

● Developed an ANN model architecture using TensorFlow to automate the detection of aircraft engine ON/OFF time from audio data input via a mobile device. Achieved a recall rate of 95.1%.

● Developing and testing APIs for a proposal builder web application using Node.js, while seamlessly integrating Firebase for efficient backend support.

Research Aide: Banerjee Lab affiliated to Mayo Clinic, Arizona State University January 2023 - May 2023

● Developed and implemented a convolutional neural network (CNN) model using PyTorch and the DenseNet architecture.

● Utilized a dataset of 224K chest X-ray images from 65K patients provided by Mayo Clinic, achieving an accuracy of 90% on the classification task. Leveraged the CUDA module in Python for efficient training on GPUs, enhancing performance and computational efficiency.

App Developer Intern: Be Dauntless Foundation, Delhi, India June 2020 - August 2020

● Individually designed and developed a gaming application using Unity Engine for underprivileged children to learn basic Mathematics, English, and Moral sciences.

● Devised an application for virtual education by collaborating with educators, graphic designers, and content creators.

● Helped over 500 students access online education via the application post the Covid outbreak. RELEVANT PROJECTS

Customer Service Assistant Chatbot July 2023

● Developed a customer service chatbot for a large electronics company, utilizing OpenAI's GPT-3.5 Turbo model to deliver exceptional user support and elevate customer satisfaction.

● Implemented robust measures such as moderation and prompt injection checks to maintain the quality, accuracy, and safety of the chatbot's responses, ensuring reliable and valuable assistance to customers.

● Employed advanced techniques like chain-of-thought reasoning and task-splitting to efficiently handle user queries, providing precise and comprehensive answers to complex product-related inquiries, resulting in an improved customer service experience. News Text Classification April 2023

● Developed a state-of-the-art BERT-based machine learning model for accurately classifying news text into relevant categories.

● Enhanced model performance by implementing a novel modification to the attention mechanism using TF-IDF vectorization. This modification effectively achieved a notable 7% enhancement in accuracy compared to the standard Vanilla-BERT mode, improving model accuracy to 77%.

Skyhawk March 2022

● Developed an ML model to provide spatial and economic estimates for constructing a rainwater harvesting tank using the watershed algorithm, canny edge detection, and depth elevation model.

● Published research paper on this project at the International Conference on Communication Systems, Computing, and IT Applications 2023. https://ieeexplore.ieee.org/abstract/document/10104862 EXTRACURRICULAR EXPERIENCE

Technical Secretary, Don Bosco Institute of Technology August 2021 - July 2022

● Selected as one of the institute's two technical secretaries among 1200 students.

● Organized Community Learning Program that helped around 100 students from the institute get acquainted with skills in IoT, video editing, designing, business management, and software development.