Vinayak Patil
Dhule,MH
Summary
Dynamic AI Data Trainer with a proven track record at Appen, skilled in data annotation and quality checking. Expert in utilizing tools like Labelbox and Amazon SageMaker to enhance model performance. Adept at collaborating with diverse teams and adapting to new technologies, ensuring high accuracy and consistency in training datasets.
Overview
2
2
years of professional experience
Work History
AI Data Trainer
Freelancig For Multiple Companies
12.2023 - Current
- Trained and fine-tuned AI and machine learning models by curating, labeling, and reviewing high-quality datasets.
- Collaborated with engineering and research teams to define annotation guidelines and ensure training data aligned with project goals.
- Identified and corrected inconsistencies or biases in data to improve model performance and accuracy.
Utilized tools such as e.g., Labelbox, Amazon SageMaker, etc. to annotate and manage datasets. - Provided feedback on model outputs and helped refine model behavior through structured evaluation tasks.
Maintained documentation of training processes and contributed to the continuous improvement of AI systems.
AI Data Annotator
Appen & Other
09.2023 - Current
- Labeled and annotated various data types (text, images, audio) to train and improve machine learning models.
- Maintained high standards of accuracy and consistency while following project-specific guidelines.
- Adapted to new tools and platforms quickly, ensuring productivity across diverse AI training tasks.
- Worked independently and met tight deadlines while collaborating remotely with international teams.
- Reviewed and corrected data entries to enhance quality and ensure compliance with client specifications.
Education
Bachelor of Computer Applications - Computer Science
Manipal University Jaipur
Jaipur, India06-2025
12th Science - Science
Late Karmaveer Dr. P. R. Ghogrey Science College
Dhule, India07-2018
Skills
- Data Annotation & Labeling Tools
- Basic Knowledge of AI/ML Concepts
- Data Quality Checking
- Data structures and algorithms
- Web application development
- C
- Javascript
- Nodejs
- SQL
- MangoDb
- Git
- expressjs
Languages
English
Advanced (C1)
Hindi
Bilingual or Proficient (C2)
Marathi
Bilingual or Proficient (C2)
Timeline
AI Data Trainer
Freelancig For Multiple Companies
12.2023 - Current
AI Data Annotator
Appen & Other
09.2023 - Current
Bachelor of Computer Applications - Computer Science
Manipal University Jaipur
12th Science - Science
Late Karmaveer Dr. P. R. Ghogrey Science College
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