About / Professional Persona
Computer Science & Systems Engineering undergraduate and Jr. Data & AI Developer Intern specializing in production-grade AI pipelines, containerized infrastructure, and scalable full-stack applications. Bridges deep backend/systems architecture with cutting-edge generative AI, LLM interpretability tools, and high-performance B2B SaaS platforms. Combines rigorous problem-solving skills (200+ DSA problems solved) with active team leadership and competitive athletics.
Andhra University College of Engineering
B.Tech in Computer Science & Systems Engineering
CGPA 8.31
Exp. Graduation May 2027
Work Experience
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Jr. Data & AI Developer Intern
kAlzen Ed Innovations• Hover for 4 contributions• Tap for details
- Architected containerized ERP ecosystems using Docker Compose and custom entrypoint routing to enforce strict authentication, blocking unauthorized database routing for 100% of unauthenticated sessions.
- Engineered automated client termination and volume purge scripts, reducing offboarding execution time by over 90% (under 10s).
- Managed full-stack web application operations, resolving complex Python dependency cycles and post-initialization hooks to eliminate runtime client render blocks.
- Authored automated deployment scripts and setup documentation, cutting local onboarding setup time by ~50%.
DockerDocker ComposePythonFull-Stack OpsAuthentication RoutingCI/CD
Artificial Intelligence Intern
Edunet Foundation (AICTE IBM SkillsBuild)• Hover for 2 contributions• Tap for details
- Engineered a modular ML pipeline (EDA to deployment) using Scikit-learn & Pandas, reducing model retraining time by ~30%.
- Deployed an Employee Salary Prediction Dashboard (Streamlit + Scikit-learn) with robust input validation, cutting runtime errors by ~40%.
Machine LearningScikit-learnPandasStreamlitData ValidationPython
Featured Projects
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nanoGPT Sampling Visualizer
GenAI & LLMLLM Inference & Interpretability Tool
Interactive GPT-2 (124M) inference explorer visualizing token probabilities across 50,257 tokens with dynamic confidence heatmaps and multi-strategy sampling comparisons.
Visualized 50,257 next-token distributions in real time with interactive confidence heatmaps
Comparative sampling explorer: Temperature, Top-K, and Top-P (Nucleus)
Real-time perplexity auto-scoring to measure sequence surprise and generation coherence
PythonPyTorchGradioHugging Face TransformersLLM Interpretability
NutriVision AI
Mobile AIHealth-Tech Multimodal Android Application
Multimodal Android system combining on-device ML Kit OCR for real-time food label scanning, allergen risk detection, and multi-source nutritional analysis.
On-device OCR pipeline for instant ingredient and nutrition label extraction
Exposes 10 REST endpoints with 14-category automatic allergen detection
Integrated 4 external nutrition databases: USDA, OpenFoodFacts, API-Ninjas, and Edamam
KotlinFastAPIML Kit OCRFirebaseREST APIsPython
GreenTrace
B2B SaaS & SystemsB2B SaaS Carbon Emissions Platform
Enterprise ESG carbon emissions tracking platform featuring a 693-line GPS AutoTracker and OLS regression engine presented to 200+ attendees at Andhra University's centenary.
Led cross-functional team of 5 to engineer full-stack B2B SaaS platform
Enforced Row-Level Security (RLS) across 11 PostgreSQL schema migrations
Engineered 693-line GPS AutoTracker and OLS regression calculation engine
Automated audit-ready ESG PDF generation with cryptographic digital hash verification
React 18TypeScriptSupabasePostgreSQLNode.jsESG Compliance
Technical Skills Matrix
Languages, AI/GenAI, Systems & Infrastructure
Languages5 skills
PythonC++TypeScriptJavaScriptSQL
AI/ML & GenAI10 skills
PyTorchTensorFlowScikit-learnHugging Face TransformersML Kit OCRLLM Fine-tuning (LoRA / QLoRA)Prompt EngineeringRAGPandasNumPy
Frontend & Backend8 skills
ReactNext.jsNode.jsFastAPIDjangoFlaskRESTful APIsSupabase
DevOps & Databases8 skills
DockerDocker ComposePostgreSQLMongoDBFirebaseGitGitHubStreamlit
Core Competencies5 skills
Data Structures & AlgorithmsSystem DesignObject-Oriented Programming (OOP)Android DevelopmentContainer Security
Honors, Leadership & Athletics
Competitions, awards & team captaincy
Mathematics
Winner, 29th Ramanujan Mathematics Competition
Ranked 1st in prestigious state-level mathematics examination testing advanced algorithmic thinking in school.
Leadership
Team Lead, AU Centenary SaaS Presentation
Spearheaded a team of 5 presenting live GreenTrace B2B platform to 200+ distinguished university attendees and led multiple hackathons as a team.
DSA & Algorithmic
200+ DSA Problems Solved
Consistent problem solver across LeetCode and Codolio.
Hackathons
Hackathon Finalist
Multi-time finalist in competitive national & state-level hackathons.
Olympiads
National Olympiad Top Ranks
Achieved top percentiles in International Mathematics Olympiad (IMO), NSO & IEO in school.
Athletics
Jr. NBA India Program Selectee & Basketball Team Captain
Selected for Jr. NBA India (2018); Captain of AU College of Engineering Basketball Team and plays multiple other sports.
© 2026 Pappla Sai Varun