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Ramkishor Bishnoi

Ramkishor Bishnoi

Data Labeling & Annotation Specialist

INDIA flag
Rajasthan, India
$30.00/hrExpertOther

Key Skills

Software

Other

Top Subject Matter

Ai/ml Domain Expertise
Aviation/ATC Communications
General NLP

Top Data Types

TextText
VideoVideo

Top Task Types

Entity Ner Classification
Classification

Freelancer Overview

Data Labeling & Annotation Specialist. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Secondary and Higher Secondary Education, Rajasthan Board of Secondary Education. AI-training focus includes data types such as Text and labeling workflows including Entity (NER) Classification and Classification.

ExpertBengaliHindiEnglish

Labeling Experience

Data Labeling & Annotation Specialist

OtherTextEntity Ner Classification
Worked as a Data Labeling & Annotation Specialist at Alignerr Platform focusing on annotation and labeling of large-scale datasets for AI/ML model training. Conducted tasks involving named entity recognition, sentiment analysis, intent classification, and RLHF preference comparisons. Maintained accuracy above 98% across text, audio, and multimedia data while strictly adhering to annotation guidelines. • Performed high-volume annotation and transcription activities for diverse data types • Provided quality assurance and escalated ambiguous data cases • Applied boundary box, segmentation, and content categorization on datasets • Specialized in aviation/ATC dataset labeling with domain-specific protocol knowledge.

Worked as a Data Labeling & Annotation Specialist at Alignerr Platform focusing on annotation and labeling of large-scale datasets for AI/ML model training. Conducted tasks involving named entity recognition, sentiment analysis, intent classification, and RLHF preference comparisons. Maintained accuracy above 98% across text, audio, and multimedia data while strictly adhering to annotation guidelines. • Performed high-volume annotation and transcription activities for diverse data types • Provided quality assurance and escalated ambiguous data cases • Applied boundary box, segmentation, and content categorization on datasets • Specialized in aviation/ATC dataset labeling with domain-specific protocol knowledge.

2022 - Present

Data Entry & Content Annotator

OtherTextClassification
Served as a Data Entry & Content Annotator for remote online ML projects, performing structured data entry, content tagging, and metadata annotation. Ensured accuracy and consistency in large-volume text annotation tasks using project-specific guidelines. Supported dataset cleaning, deduplication, normalization, and reformatting of raw data. • Collaborated with project managers and quality reviewers for SLA compliance • Managed text-based annotation and tagging at scale • Maintained high standards of data integrity throughout annotation processes • Assisted with team-based dataset curation and preparation tasks.

Served as a Data Entry & Content Annotator for remote online ML projects, performing structured data entry, content tagging, and metadata annotation. Ensured accuracy and consistency in large-volume text annotation tasks using project-specific guidelines. Supported dataset cleaning, deduplication, normalization, and reformatting of raw data. • Collaborated with project managers and quality reviewers for SLA compliance • Managed text-based annotation and tagging at scale • Maintained high standards of data integrity throughout annotation processes • Assisted with team-based dataset curation and preparation tasks.

2021 - 2022

Education

R

Rajasthan Board of Secondary Education

Secondary and Higher Secondary Education, General Education

Secondary and Higher Secondary Education
Not specified

Work History

I

Independent

Freelance Transcriptionist

Rajasthan
2022 - Present