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Omer A.

Omer A.

AI & NLP Expert | 8+ Years | LLMs, RAG, Vector Search, GenAI | OpenAI

I'm Omer, a seasoned AI/NLP engineer with 8+ years of experience building cutting-edge solutions for clients across the US, UK, and Europe. I specialize in Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), multimodal search, and end-to-end GenAI pipelines. I've worked with leading companies like iask.ai, Smodin.io, and others, driving AI innovation, leading teams, and delivering scalable solutions in finance, retail, legal, education, and compliance automation. 🧠 What I Offer: ✅ LLM Integration & Fine-Tuning - OpenAI, Anthropic, LLaMA, Mistral - Quantization, Distillation, Optimization - Custom LLM training & deployment (vLLM, Ollama, Vertex AI) ✅ Retrieval-Augmented Generation (RAG) - Hybrid search (BM25 + dense), Query transformation - Vector DBs: Pinecone, Qdrant, FAISS, Chroma - Evaluation frameworks (RAGAS, custom metrics) - Synthetic data/test set generation ✅ AI-Powered Applications - Financial document comparison - Legal chatbot assistants - Essay/article generation pipelines - Multilingual content rewriting and translation ✅ Enterprise-Grade Systems Scalable cloud deployment (AWS, Azure, GCP) Distributed inference (handling ~1M calls/day) On-prem LLM deployment & optimization LangChain, Microsoft Cognitive Search integration 💼 Career Highlights: 🔹 Boosted answer engine at iask.ai using LLMs from OpenAI, Anthropic, and open source 🔹 Achieved 85.85% MMLU-Pro score on custom Pro model 🔹 Built multilingual GenAI tools for Smodin (writing, paraphrasing, translation) 🔹 Published research in ICDAR 2019 on Multimodal NER (as First Author) 🔹 Led AI teams, mentored engineers, and scaled ML solutions globally 📚 Let’s Build Together If you're looking for a hands-on AI expert who can build robust NLP/LLM systems from scratch, fine-tune cutting-edge models, or optimize GenAI pipelines, I’d love to collaborate with you. 🔹 Let’s turn your AI ideas into reality. 🔹 Open to short-term gigs, long-term contracts & consultations.

🇵🇰Islamabad, Pakistan$45/hr100% JSS4.95 (11)Since Oct 2019

Earnings and projects

MRR (estimate)
≈$0

An estimate from an earlier read

World#226,152 / 412k
🇵🇰Country#25,191 / 52.9k
Revenue, last 30 days
$0
Total earnings
$7k
World#226,152 / 412k
🇵🇰Country#25,191 / 52.9k
Per project
$584
Projects, last 6 months
0
World#209,850 / 412k
🇵🇰Country#32,103 / 52.9k
Projects in all
12

Across 18 contracts

61% fixed39% hourly
World#183,649 / 412k
🇵🇰Country#30,371 / 52.9k

Earnings, last 30 days

$7kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$6.9k$7.0k$7.1k$7.2kOct 9Oct 24Nov 8

No data since Nov 5, 2026.

Skills