Ebuka N.

Top Rated Upwork freelancer: 20+ completed jobs with a Top Rated badge and $10K+ earned. CompTIA SecAI+ certified, identity verified. I work at the intersection of agentic AI engineering, LLM security, and AI evaluation, with 15 peer-reviewed publications behind the practice. What clients hire me for: - Agentic AI & LLM Security: design and adversarial threat modeling of multi-agent systems (LangChain, LangGraph), prompt injection and jailbreak defenses backed by 2 IEEE-published frameworks (RAPID, IDE-Sanitizer), guardrails and governance aligned to ISO 42001. - AI Evaluation & EvalOps: production-grade evaluation pipelines, human-in-the-loop review workflows, failure taxonomies, and hallucination and regression detection for domain-specific LLM use. - AI Research & Technical Writing: 15 peer-reviewed publications across IEEE, Elsevier, and MDPI, including a best paper award. I turn dense AI and security research into papers, articles, and compliance documentation that decision makers actually read. - Blockchain Forensics: 2 years leading crypto OTC investigations and sanctions tracing (Western Balkans) with Chainalysis Reactor, Breadcrumbs, Arkham, MetaSleuth. - AI Trainer: certification-quality course delivery from supplied content, fast and reliable turnaround. Seoul-based, native English, comfortable across US and EU time zones. Rates start at $45/hr for LLM security, agentic AI, and forensics engagements; research writing and trainer projects quoted per job.