Saif Ullah

Ai Intern

CortexSoft • Part-time

Oct 2025 - Present • 8 mos

Designed and implemented n8n workflows for backend automation, API orchestration, and data processing across multiple systems. Developed custom JavaScript and Python logic within n8n workflows to handle complex conditions, transformations, and integrations. Built full stack web applications with custom frontend and backend components integrated with automated workflows. Integrated AI services and models into applications and workflows for intelligent data processing, decision-making, and feature enhancement. Worked with SQL and NoSQL databases for data storage, synchronization, and optimization. Assisted with deployment, environment setup, and production monitoring of applications and workflows.

NLP Intern

DataInsight Lab • Full-time

Jun 2025 - Aug 2025 • 2 mos

Developed end-to-end NLP pipelines for sentiment analysis, topic modeling, and text preprocessing using Python, Pandas, Scikit-learn, NLTK, and Transformers. Built a Flask web application with HTML interface for scraping Twitter data and performing real-time sentiment analysis ,geotagging , network mapping and influencers insights. Processed large-scale social media datasets including tweet corpora with hashtag-location mapping and time-series analysis. Fine-tuned FLAN-T5 models for healthcare Twitter sentiment analysis, including model evaluation and deployment.