# Resume — Sahil Tomar (dev-S-t)

**Title:** AI Solutions Engineer @ TechieMaya  
**Location:** Ghaziabad, UP, India (Open to Remote / Delhi NCR / Bengaluru / Pune)  
**Handles:** GitHub: [dev-S-t](https://github.com/dev-S-t) | LinkedIn: [dev-s-t](https://www.linkedin.com/in/dev-s-t/)  
**WhatsApp:** [Primary (wa.link/r8csgy)](https://wa.link/r8csgy) | [Secondary (wa.link/l2oedq)](https://wa.link/l2oedq)

---

## Technical Summary
Specialized in production Voice AI (VOAG, 1,000+ daily calls, sub-200ms p95 latency), LiveKit/WebRTC SIP telephony bridging behind strict NAT gateways, Google ADK & LangGraph agentic orchestration, and multi-tenant RAG vector DB isolation.

## Work Experience
- **AI Solutions Engineer @ TechieMaya:** Built VOAG SaaS, UAE NAT gateway SIP bridge, multi-tenant RAG systems, and Google ADK workflows.
- **Freelance Voice AI Consultant @ Quantashift / MGS Technology (Hireups Engagement):** Migrated WebRTC monolith to GCP Cloud Run / Compute Engine microservices with LiveKit Simulcast/Dynacast and multi-LLM fallbacks.
- **Machine Learning Intern @ Infosys Springboard:** Predictive modeling and data pre-processing pipelines.

## Scholarly Publication
- **IEEE Article:** *A Demand-Driven Software Approach with Dynamic Micro-Expiry and Just-in-Time Processing to Reduce Platelet Wastage in Blood Banks* ([IEEE Xplore #11584332](https://ieeexplore.ieee.org/document/11584332)). Reduced simulated platelet wastage from 11.2% to 2.5% (~78% relative reduction) with 99.1% supply fulfillment.

## Education & Leadership
- **B.Tech Computer Science:** Ajay Kumar Garg Engineering College (AKGEC) — CGPA 8.0.
- **Roles:** Coordinator, Cloud Computing Cell & Centre of Metaverse.
- **Awards:** Rescue X Top 5 at National IDE Boot-camp 2025.

## Certifications
- Building AI Voice Agents for Production (DeepLearning.AI)
- Foundations of Responsible AI
- Complete Data Science/ML/DL/NLP Bootcamp (Udemy)
- Fundamentals of Deep Learning (NVIDIA DLI)