Graph ML and NLP Engineer

Dheeraj Kumar

Tempe, AZ 480-***-**** ********@***.*** Linkedin Github

Experience

Pinpoint Technologies LLC May 2026 - Present

ML Research/Engineering Remote

• Designed and implemented graph neural network models with PyTorch Geometric, version-controlled in Git, which improved prediction accuracy on network data by enabling richer relational representations

• Developed data preprocessing and feature engineering pipelines for structured and unstructured datasets

• Conducted applied research on graph-based learning techniques and evaluated their applicability to company use cases

• Documented model architectures, experimental results, and technical findings Time Pilot Sep 2024 - Mar 2025

NLP Engineer intern Remote

• Developed and integrated RESTful APIs using FastAPI, facilitating efficient data exchange between machine learning models and front-end applications, improving system integration, increasing scalability, and enhancing overall application performance for end users.

• Created and managed datasets for NLP applications.

• Conducted prompt engineering for improved model interaction.

• Engaged in tasks related to embedding models.

• Finetuned custom multasking model for different types of classification and text generation. Education

Arizona State University Aug 2025 - Dec 2026

Computer Science Tempe, AZ

• GPA: 3.56

• Coursework: Knowledge representation, Topics in natural language processing, Statistical machine learning, Data processing at scale

Skills

• Natural Language Processing (NLP), SQL, Git, Machine Learning Algorithms, Agentic Systems Design, Prompt Engineering Awards & Achievements

• AI scholar Program at Arizona State University.

• Cintana Education scholarship program.

• Devlab's Devhacks season 2 category winner.

• 1st place winner Dutch Bros and ASU AI Broista challenge 2025 Conducted at Dutch Bros Tempe HQ.

• 1st Place winner AI Scholar Principled AI hackathon winner.

• Prime Minister Scholarship for undergraduate full tuition waiver Publications

• Royce Carbowitz, Dheeraj Kumar.SPOQ: Specialist Orchestrated Queuing for Multi-Agent Software Engineering.- https://arxiv.org/abs/2606.03115

• Dheeraj Kumar, Vibhanshu Rana.Ontology Engineering for Trustworthy AI: A Production-Grounded Survey of Knowledge Graphs in the LLM Era.https://doi.org/10.13140/RG.2.2.29422.16965

• Dheeraj Kumar.GCAF-Net: Gated Cross-Attention Fusion for Efficient Robotic Vision-Language Reasoning.- https://doi.org/10.13140/RG.2.2.12906.38089

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