Ali Abbas al-Muhammadi
Full-stack & AI Engineer · Search & Retrieval
ali@alimuhammadi.com0451 128 256Melbourne, Australiaalimuhammadi.comgithub.com/aliabbas-muhammadi
Final-year Monash University IT & Commerce student (graduating 2026) building production-grade search, retrieval, and LLM systems, evaluated rigorously with benchmarked retrieval, grounded generation, and CI-gated quality. Seeking new-grad / intern software & AI roles, Melbourne or remote.
Projects
Shia LibrarySearch & retrieval platform
2025 – presentLive multilingual search and a grounded, citation-backed "Ask" over ~255k passages, serving real users.
~255k passages, live91% answers grounded100% abstained out-of-corpus
Crash-safe ingestion and LLM-translation pipeline behind it (220 books, ~90% prompt-cache savings).
Next.js · React · pgvector · OpenAI · Claude · Playwright
Citation-Grounded RAGAI / retrieval systems
2026Reference RAG with hybrid retrieval (BM25 + dense + RRF), native verifiable citations, and an abstain path, eval-gated.
0.91 recall@5 (hybrid)1.00 faithfulness (Claude judge)22 question golden set
Next.js · TypeScript · Claude · OpenAI · BM25 + RRF · Vercel
LLM GatewayAI infrastructure
2026Provider-agnostic gateway with a proven-correct semantic cache. A two-tier guard holds 1.00 precision at a 0% false-positive rate, CI-gated.
0% false-positive rate1.00 cache precision (guarded)0.97 recall at 0% FP
Next.js · TypeScript · Claude Haiku · OpenAI · OpenTelemetry
Experience
Digital Testing Officer, NAATI
Jun 2025 – Present- Support the delivery of high-stakes online language examinations, triaging connectivity, browser, and platform failures in real time to keep assessments running.
- Mined ticketing data for recurring failure patterns and drove the resulting workflow change; resolved 80%+ of issues at first contact.
Client Engagement Officer (ATO), ProbeCX
Jan 2023 – Jun 2025- Resolved complex technical and account issues across Australian Taxation Office systems while sustaining 95% CSAT over 18 months and mentoring new staff.
Skills
- Languages
- TypeScript, JavaScript, Python, Java, SQL
- Frontend
- React, Next.js (App Router), Tailwind / MUI
- Backend & data
- Node.js, PostgreSQL, Supabase / pgvector, full-text search, row-level security
- AI & retrieval
- RAG, hybrid retrieval (BM25 + RRF), embeddings, eval-harness design, Anthropic / OpenAI APIs
- Infra & practices
- Vercel, CI/CD (GitHub Actions), Vitest / Playwright, Git, security headers + secret scanning
Education
Bachelor of Information Technology & Commerce (Double Degree), Monash University
2023 – 2026Officer: Monash Association of Coding (marketing) and Computing & Commerce Association (IT).