Hira Ahmed
Engineering Archive & QA Governance

Technical Case Studies & Engineering Proof

Detailed breakdowns of 28,000+ record AI processing pipelines, multi-tenant B2B SaaS QA audits, automated security compliance agents, and cloud infrastructure optimizations.

TechPotion.ai · Backend & Automation Engineerprofessional

28K+ Production AI Enrichment & Content Pipeline

Production AI pipeline processing 28,000+ records with status-gated LLM stages, 9 translations, and a 5.6x speedup. Read the full case study.

28,000+
Production records
4
Sequential LLM stages
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TechPotion.ai · Backend & Automation Engineerprofessional

AWS Infrastructure & Cost Optimization

Cutting monthly AWS infrastructure spend by 34% across Lambda, API Gateway, and PostgreSQL on a 28K+ record platform. Read the breakdown.

34%
Monthly AWS cost reduction
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PharmaConnect · Lead QAprofessional

PharmaConnect: Multi-Tenant B2B SaaS QA

Lead QA on a multi-tenant B2B pharma platform: 20 end-to-end journeys across 6 user roles and 110+ documented defects. Read the case study.

20
End-to-end journeys (17 passed, 3 failed)
6
User roles tested
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Tekruiter · Lead QAprofessional

Tekruiter: Multi-Tenant Recruitment Platform QA

Lead QA on Tekruiter, a multi-tenant recruitment SaaS: 60+ defects across 20+ modules, including a $7.95M billing calculation bug. Read the case study.

60+
Defects documented
20+
Modules tested
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ToolPotion.ai · Quality Assurance Leadprofessional

ToolPotion: 28K+ AI Directory Data & Listing QA

QA governance for a 28,000+ listing AI directory: 1,300+ defects across 10 QA rounds, with phishing and malware listings flagged. Read the case study.

1,300+
Defects (1,398 logged entries)
10
QA rounds
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AI Cloud Academy · Quality Assurance Leadprofessional

AI Cloud Academy: E-Learning Platform & Progress QA

Platform and curriculum QA across 37 courses: 80+ defects logged, including mobile progression blockers and a gamification XP exploit. Read the case study.

80+
Defects logged (85 entries, 69 unique)
5
QA rounds
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Independent build · Designed and built the workflow end-to-endbuild

Autonomous AI Email Agent

Stateful n8n email agent with multi-turn thread memory and Groq LLM inference for autonomous inbound screening and drafting. Read the case study.

Multi-turn
Thread memory across replies
Self-hosted
n8n behind Cloudflare Tunnel
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Independent build · Designed and built both versions end-to-endbuild

Autonomous Cloud Compliance & AI Auditing Engine

LangGraph Corrective RAG auditing engine answering 250+ question reviews from live AWS evidence with verified citations. Read the case study.

~90%
Reported cut in questionnaire turnaround
250+
Questions per enterprise review
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Independent research · Research Square preprint, manuscript under review · Lead author and developerresearch

Sentinel-Mesh: Formally Verified Remediation of Cloud Misconfigurations

Closed-loop LLM remediation with Z3 SMT verification for Terraform misconfigurations, evaluated on CloudFix-Bench. Read the case study and preprint.

83.81%
Reported remediation rate (88/105)
105
CloudFix-Bench cases
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