Hello, I am Yasir Tehsin

Bridging the gap between human linguistics and artificial intelligence. I bring 6+ years of experience in high-volume localization, LLM output evaluation, RLHF alignment, and comprehensive AI training.

Yasir Tehsin — Senior Language Specialist & AI Trainer
New Delhi, India
6+ Years
Localization & AI Training Experience
EN • HI • UR
Native & Fluent Linguistic Mastery
Python + LQA
Automated QA & LLM Evaluation
Expertise

Linguistic & Technical Acumen

Localization & Transcreation

Transcreation, MTPE, AIPE, Mastery in LQA, terminology management, style guide development, and cultural adaptation. Native Hindi, fluent English & Urdu.

AI Training & LLM Workflows

Rigorous model output evaluation, training dataset preparation, RLHF preference ranking, SFT curation, and end-to-end AI training workflows.

Technical & Automation

Leveraging Python and Pandas to streamline language processing, manage massive data extraction, and automate complex QA workflows.

Technical & CAT Workbench:
Python • Pandas • RegEx AI Training • RLHF / SFT SDL Trados • MemoQ • Phrase Xbench LQA • Subtitle Edit JSON / XML / Markdown ISO 17100 / 18587 Aligned
Verified Service Catalog & Domain Benchmarks

Enterprise Deliverables & Quality Thresholds

Service Domain Core Deliverables (EN ↔ HI ↔ UR) Quality & Technical Standard
AI Training & LLM Evaluation Multilingual AI training, RLHF preference ranking, SFT dataset curation, adversarial red-teaming, and Hindi/Urdu hallucination audits Semantic & factual accuracy, instruction compliance, cultural & register alignment, orthographic precision (including Nuqta/Chandrabindu), and high inter-annotator alignment (IAA)
Financial, Govt, Legal & Medical Banking interfaces, ministerial & policy reports, legal contracts, clinical documentation, certified translation 100% glossary enforcement via Python scripts & multi-tier LQA
Website, Content & Marketing Digital asset localization, UI/UX strings, marketing transcreation, MTPE / AIPE, brand style guides Culturally resonant adaptation tailored for Indian market launches
Media Dubbing & Literary OTT series & micro-drama dubbing scripts, lip-sync adaptation, oral/event translation, Urdu-Hindi literary works Syllable, pause & emotion synchronization for studio-ready recording
Operational Architecture

End-to-End Localization & AI Training Pipeline

01 // Calibration

Corpus & Rubric Setup

Extracting domain terminology, defining RLHF evaluation rubrics, and establishing bilingual style guides across English, Hindi, and Urdu.

Style Guide + Glossary
02 // Execution

HITL Adaptation & RLHF

Human-in-the-loop transcreation, SFT prompt-response authoring, and preference ranking calibrated for cultural register and domain nuance.

Native Linguistic Craft
03 // Automation

Python & RegEx QA Audit

Running custom Python/Pandas scripts and Xbench checks to verify 100% glossary adherence, tag integrity, and orthographic consistency.

Automated Batch Verification
04 // Delivery

Final LQA & Sign-Off

Contextual in-country review, factual and semantic verification, and delivery of production-ready localized assets or annotated JSON/CSV datasets.

Zero-Defect Deployment
Selected Works

Case Studies & Deployments

Trusted By Organizations & Platforms

Clients & Testimonials

Credentials & Industry Network

Memberships & Platforms

Direct Correspondence

Available for AI training, localization, and literary commissions.

yasirtehsin@gmail.com
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