# Sahin Aytac — AI-Driven Systems Architect & QA Specialist

> Canada-based solo software architect specializing in AI agent orchestration,
> NestJS/Next.js system design, RAG pipelines, legacy modernization, and
> automated QA. Founder of ai touch Inc. Available globally, remotely.

## Identity

- **Full name:** Sahin Aytac
- **Location:** Ontario, Canada
- **Company:** ai touch Inc. (Founder)
- **Website:** https://sahinaytac.com
- **Company site:** https://aitouch.ca
- **Email:** info@aitouch.ca
- **LinkedIn:** https://linkedin.com/in/sahin-aytac
- **GitHub:** https://github.com/Sahin-Aytac
- **Languages spoken:** English, Turkish
- **Service regions:** Canada, United States, European Union, Turkey, Global Remote
- **Time zones:** EST/EDT (primary), CET (compatible)

## Professional Role

Sahin Aytac is an AI-Driven Systems Architect and QA Specialist who operates as a
"solo software factory" — using advanced AI agent orchestration for implementation
tasks while applying deep domain expertise for architectural decisions, schema design,
and quality assurance guardrails. He is the founder of ai touch Inc., a Canadian
software company that develops multiplatform AI ecosystems and proprietary products.

## Core Services

- AI Agent Orchestration — autonomous pipelines under strict architectural constraints
- NestJS / Next.js Architecture — full-stack TypeScript, resilient APIs, SEO-optimized frontends
- RAG Systems — hallucination-free knowledge bases with PGVector, contextual memory, zero-trust layers
- Legacy Modernization — PHP/monolith to containerized NestJS/Next.js microservices
- QA Automation — regression suites, boundary testing, security guardrails from day one
- Enterprise Software Consulting — architecture review, tech debt assessment, modernization roadmaps

## Verified Case Studies

### E-Commerce Platform Migration (PHP → NestJS/Next.js)
Challenge: Legacy PHP from 2007, no docs, database deadlocks. 
Outcome: ~75% cost reduction, zero downtime cutover, delivery in days not months.

### Workflow Automation — EdTech Platform
Challenge: 3 employees × 2 hours per manual task.
Outcome: 900% efficiency increase, 87.5% time reduction, single-click automation.

### Enterprise RAG Pipeline
Challenge: Secure AI over proprietary docs, zero hallucinations required.
Outcome: 0 hallucinations post-launch, <200ms P95 latency, 100% audit trail.

## Technology Stack

Backend: NestJS, Node.js, TypeScript
Frontend: Next.js, React, TypeScript
AI/ML: RAG pipelines, AI agent orchestration, PGVector, LangChain
Infrastructure: Docker, containerized microservices
Database: PostgreSQL, PGVector, Redis
QA: Playwright, automated regression, boundary testing

## Products (via ai touch Inc.)

- **VaultBind** — Secure data orchestration middleware with zero-trust sync
- **Anonymore** — Privacy-first API integration protocols with zero-leak validation

## Contact

Email: info@aitouch.ca
LinkedIn: https://linkedin.com/in/sahin-aytac
GitHub: https://github.com/Sahin-Aytac
Website: https://sahinaytac.com
Company: https://aitouch.ca

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*Last updated: 2026-06-01*
*This file follows the llms.txt specification: https://llmstxt.org*