Bishnu Sarkar

Multilingual AI content specialist and writer with 5+ years of experience in content creation, editing, translation, and evaluation. Adept at writing and reviewing short-form content, including blog posts, essays, summaries, and emails. Proven expertise in Bengali-English content development, grammar review, and factual verification. Strong understanding of AI data workflows and linguistic requirements for machine learning. Fluent in Bengali (native), English (C1), and Hindi.

AI Trainer & Content Editor - Welocalize

(2025-08)

• Voice Training and Prompting
• Audio Annotation
• Preference Ranking
• Error Finding and Proofreading

AI Trainer (Quality Assurance) - Invisible Technologies

(2025-06)

• Conduct data verification for missing or null values to ensure data integrity
• Voice Training
• Maintain consistency in labelling while adhering to annotation guidelines
• Label and clean data efficiently for machine learning

AI Chatbot Trainer - Scale AI

(2022-06 - 2024-09)

• Conduct data verification for missing or null values to ensure data integrity
• Maintain consistency in labelling while adhering to annotation guidelines
• Bengali and Romanized Bengali Data feeding
• Label and clean data efficiently for machine learning

Content Writer (Proofreader) - CACTUS Global Ltd.

(2013-03)

• Authored academic content in economics (Grade 9–12 level), ensuring high clarity and factual accuracy
• Delivered plagiarism-free, grammatically sound study material for students and educators
• Edited and proofread academic documents for consistency and flow

Bachelor - Economics & Social Science - Netaji Subhas Open University (2017-04 - 2021-12)

Bachelor - English Literature - Karnataka State University (2014-11)

Diploma - Financial Management - University of Kalyani (2013-09 - 2015-11)

Diploma - Computer Application - Indian Institute of Skill Development (2020-06 - 2021-07)