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SANJANA .
Summary
I am an experienced AI Data Trainer and Prompt Engineer with a proven track record in training large language models for leading platforms like Google and Meta. My expertise spans RLHF, SFT, prompt writing, and multilingual annotation, marked by my contributions to critical projects like Gemini and Callisto. I am dedicated to ensuring accuracy and safety in AI technologies
Overview
2
2
years of professional experience
Work History
Quality Analyst
Invisible Technologies
01.2025 - Current
- Reviewed and rated LLM outputs (Google Gemini) for truthfulness, fluency, and safety, enhancing quality assurance processes using RaterHub & CrowdCompute
- Conducted factuality and instruction-following checks on high-volume multi-turn conversations to ensure accurate and reliable user interactions
- Provided QC-level feedback to maintain standard adherence and consistency across outputs, supporting overall quality enhancement
- Specialized in delivering AI-based solutions to clients
AI Data Trainer | Prompt Engineer | Reviewer
Outlier AI
05.2024 - Current
- Trained Gemini model using real-time speech and text data to enhance understanding and responsiveness
- Specialized in factuality QA and speech annotation, constructing effective prompts to improve data quality
- Annotated and reviewed outputs in both Hindi and English
- Participated in RLHF and SFT loops to refine model safety and accuracy, contributing to more reliable outputs
- A company focusing on enhancing AI model capabilities
AI Data Trainer | QC & Contributor
Alignerr
06.2024 - 08.2025
- Tuned Meta LLM responses for alignment, coherence, and factual correctness
- Evaluated AI audio for tone, clarity, and speech-text alignment, enhancing overall response quality
- Conducted bilingual evaluations and multi-turn conversation testing to ensure conversational accuracy and relevance
- A company dedicated to AI and machine learning innovations
Linguistic Contributor
Oneforma
10.2024 - 06.2025
- Worked on tone detection and bilingual speech annotation
- Contributed to translation QA, transcription alignment, and multilingual dataset labeling
- A platform supporting various multimedia services
Prompt Writer | Linguistic Annotator | Contributor
Telus International AI
09.2024 - 05.2025
- Authored Geography-based academic prompts for AI model training
- Managed bilingual linguistic annotation on FT Studio for Hindi-English corpora, ensuring accuracy and relevance for AI training.
- Validated cultural and regional nuances in conversational data, contributing to improved contextual understanding for AI interactions.
- Delivered AI and data services to clients, driving enhancements in operational processes.
Factuality & Audio Contributor
RWS - Callisto Project - RaterHub
07.2024 - 03.2025
- Evaluated audio responses for consistency and intent alignment, enhancing accuracy of similar Gemini project
- Worked on factuality and speech output assessments for the Callisto project
- Conducted data evaluations to improve AI model accuracy and reliability
AI Contributor - Annotation & Prompt Rating
Appen
01.2024 - 06.2024
- Directed global initiatives to deliver high-quality human-annotated data, supporting successful AI project outcomes
- Evaluated completions and prompts for relevance and factual accuracy, enhancing data quality for AI models
- Assessed response alignment and tone in English and Hindi, contributing to improved user interaction
Education
Master of Arts -
Delhi University
Delhi, India05-2025
Bachelor of Arts -
Kurukshetra University
Kurukshetra, India05-2021
Skills
- Quality Assurance
- AI Annotation
- AI model training
- Speech annotation
- Factuality assessment
- Prompt engineering
- Bilingual Data Handling
- Image Annotator
- Translation & Transcription
- Project collaboration
Tools & Platform
- Crowd compute
- Ratershub
- FT Studio
- Meridial
- SRT
- Multimango
Accomplishments
Contributed to impactful projects like Gemini Factuality, Meta conversational tuning, and Callisto, enhancing AI efficacy and safety.
Languages
Hindi
Native
Native
English
Proficient (C2)
C2
Timeline
Quality Analyst
Invisible Technologies
01.2025 - Current
Linguistic Contributor
Oneforma
10.2024 - 06.2025
Prompt Writer | Linguistic Annotator | Contributor
Telus International AI
09.2024 - 05.2025
Factuality & Audio Contributor
RWS - Callisto Project - RaterHub
07.2024 - 03.2025
AI Data Trainer | QC & Contributor
Alignerr
06.2024 - 08.2025
AI Data Trainer | Prompt Engineer | Reviewer
Outlier AI
05.2024 - Current
AI Contributor - Annotation & Prompt Rating
Appen
01.2024 - 06.2024
Master of Arts -
Delhi University
Bachelor of Arts -
Kurukshetra University