Briana Rajan Email & Phone Number

Tempe, Az, Us

Primary Technical Architect for Chatbot with LLM: Pioneered the development of an advanced chatbot for public education on Arizona's intricate water landscape, harnessing the power of ChatGPT 3.5. I crafted the initial proof of concept (PoC) and meticulously implemented robust security measures, including guard rails and evaluation checks. Implemented security measures, including prompt injection flags and user query verification to prevent malicious attacks.Advanced Data Gathering: Utilized cutting-edge web scraping techniques with Scrapy, Beautiful Soup, and Selenium to drastically enhance data collection efficiency, ensuring comprehensive water landscape insights.Real-time Engagement and Optimization: Seamlessly integrated LangChain technology, achieving a 50% reduction in response time. Implemented semantic search to query the web-scraped data, reducing search time by 60%.This transformation enabled the chatbot to provide real-time and relevant information, resulting in a remarkable 95% customer satisfaction rate during the initial user testing phase. Currently leading efforts in RLHF implementation and model fine-tuning.

Spearheaded the development and rigorous testing of RESTful APIs for a proposal builder web application, utilizing Node.js as the primary technology stack. Seamlessly integrated Firebase for robust backend support and introduced a state-of-the-art solution that streamlined proposal creation, achieving a remarkable 50% reduction in processing time.

Arizona, United States

Optimized Jira ticket handling and workflow processes, resulting in a 25% reduction in task completion time, enhancing overall project productivity.Analyzed student data to identify key factors influencing academic success, leading to the implementation of targeted interventions that increased student retention by 12%.Leveraged analytical tools such as Power BI, Excel, and Tableau to streamline decision-making and boost stakeholder engagement by 20%.Produced and delivered bi-monthly semester progress reports and presentations, offering valuable insights that led to a 15% increase in stakeholder satisfaction and informed data-driven decision-making.Facilitated seamless communication and collaboration between 5 project teams, demonstrating strong project management skills.

Arizona, United States

Created and deployed a high-accuracy convolutional neural network (CNN) model using PyTorch and DenseNet architecture to classify 224,000 chest X-ray images from 65,000 patients provided by Mayo Clinic, achieving a remarkable 90% accuracy.Optimized training efficiency by leveraging the CUDA module in Python for GPU-based training, significantly enhancing performance and computational efficiency.

- Was selected as one of the two technical secretaries amongst 1200 students in the institute.- Organized an online 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.- Organized ‘Colosseum’, the technical fest of the institute that had a footfall of over 2000 students.

Innovatively Engineered Educational Gaming App: Independently conceived, designed, and crafted an immersive educational gaming application using Unity Engine. The app catered to underprivileged children, offering engaging lessons in Mathematics, English, and Moral Sciences.Collaborative Virtual Learning Solution: Spearheaded a cross-functional collaboration with educators, graphic designers, and content creators to develop a cutting-edge virtual education platform. This initiative expanded educational opportunities, providing a dynamic learning experience.Crisis-Responsive Impact: Facilitated remote learning for over 500 students in the wake of the COVID-19 pandemic. The application emerged as a vital tool, ensuring uninterrupted access to quality education during challenging times.

- Developed a gaming application with Unity Engine aimed at instilling healthy eating habits and exercise in children’s minds.- Published this project on the Google Play store and received more than 300 downloads and a 5-star rating.

Master'S Degree, Computer Engineering

Bachelor Of Engineering - Be, Computer Science