S
Sourav Pal
About
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Jaigaon, West Bengal, India
Résumé
Jobs
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- xAI Language Specialist TutorxAI (Grok)Dec 2025 - Current (11 months)• Generated and annotated high-quality bilingual (Hindi & English) datasets to support training of advanced AI models,
including systems aligned with Grok's conversational intelligence and personality.
• Evaluated and reviewed large volumes of text and audio data for linguistic accuracy, clarity, cultural relevance, and
contextual appropriateness.
• Contributed to AI model improvement in social cognition, emotional intelligence (EQ), truthfulness, and conversational
style dimensions.
• Identified and categorized errors including grammar, syntax, semantic inconsistencies, transcription issues, and
non-native phrasing patterns.
• Created and refined multi-modal content (text, voice, and video) to enhanc 
Linguistics Expert - Freelance AI TrainerInnodata Inc.Nov 2025 - Feb 2026 (4 months)• Crafted clear, fact-checked, and structured responses to train AI language models, ensuring accuracy, coherence, and
linguistic quality.
• Designed and generated challenging prompts to improve AI reasoning, logic, and contextual understanding.
• Developed and applied evaluation criteria and scoring rubrics to assess AI outputs for accuracy, relevance, and
consistency.
• Performed data annotation and content review to enhance NLP and machine learning model capabilities.- MDomain Expert (SME) / LLM Trainer – MathematicsMindrift AlJun 2025 - Current (1 year 5 months)• Evaluated and fine-tuned large language models (LLMs) to improve mathematical reasoning across Algebra, Calculus,
and Probability domains.
• Developed high-quality step-by-step solutions using Chain-of-Thought (CoT) methodology and complex problem sets to
enhance AI accuracy, logic, and multi-step reasoning.
• Performed quality assurance and validation of AI-generated mathematical content, ensuring correctness, consistency,
and adherence to academic standards.
• Created and structured LaTeX-formatted datasets for training and evaluating machine learning and NLP models.
• Designed curriculum-aligned educational content and assessments supporting AI-driven learning tools. - CAI Translation RaterCrowdGen by AppenJan 2025 - Dec 2025 (1 year)• Rated AI-generated translations for accuracy, fluency, and cultural appropriateness against reference examples.
• Corrected incorrect or awkward translations, rewriting to ensure natural-sounding, contextually accurate output.
• Assigned semantic similarity scores to evaluate alignment of machine translations with original intent.
• Flagged harmful, offensive, or inappropriate content for content moderation and safety compliance. - Data Analyst - AI & Search QualityPeroptyxApr 2024 - Current (2 years 7 months)• Conducted comprehensive data validation and quality assurance for machine learning training datasets.
• Evaluated and validated accuracy of ML data outputs contributing directly to AI model improvement cycles.
• Performed detailed analysis of search results including news, images, and transit data for relevance verification.
• Reviewed and authenticated mapping data for digital navigation applications ensuring accuracy and safety.
• Applied advanced research methodologies to cross-check AI responses and verify factual accuracy. - Generative AI Trainer & Quality LeadOneFormaNov 2023 - Current (3 years)• Delivered training on Generative AI, Large Language Models (LLMs), and prompt engineering, enabling contributors to
produce high-quality AI training data.
• Led quality assurance and evaluation of AI-generated outputs for accuracy, relevance, bias detection, and compliance
with project guidelines.
• Designed and maintained SOPs, training materials, and evaluation rubrics to standardize annotation workflows and
improve model performance.
• Labeled and validated PII data per project-specific requirements and data governance standards.
• Mentored and onboarded contributors, providing actionable feedback to enhance productivity and task accuracy.
• Collaborated with PMs, QA teams, and cross-functional s - Google Gemini LLM Data RaterRWS GroupAug 2023 - Current (3 years 3 months)• Evaluated multi-modal content (text, images, audio, video) to ensure search relevance, accuracy, and user intent
alignment for Google Gemini AI.
• Conducted query intent analysis and flagged low-quality or misleading results to improve search quality.
• Annotated and curated large-scale datasets supporting AI training, machine learning, and NLP development.
• Performed model evaluation and quality checks ensuring AI outputs were accurate, unbiased, and safe. - TOnline Data Analyst - Search QualityTelus International (TELUS AI)Dec 2021 - Jan 2023 (1 year 2 months)• Evaluated and rated search engine results for relevance, accuracy, and user intent per TELUS AI guidelines.
• Analyzed queries to identify informational, navigational, and transactional user intent to improve SERP quality.
• Conducted web research and data validation to ensure accuracy and credibility of web content and multimedia.
• Contributed to AI training models by providing structured feedback and high-quality data annotations. - NAI Transcription Quality Analyst (Hindi)Netscribes Pvt. Ltd.Feb 2021 - Jun 2021 (5 months)• Reviewed and validated AI-generated Hindi audio transcriptions for accuracy and completeness.
• Compared audio recordings with transcripts to identify and correct errors in grammar, spelling, and context.
• Interpreted various Hindi accents, dialects, and speech patterns to ensure transcription consistency.
• Provided structured feedback to improve AI transcription performance and overall quality metrics.
Education
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- MBachelor of Technology (B.Tech) – Civil EngineeringMAKAUT University, Howrah, West BengalJan 2019CGPA: 8.3 / 10