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M
Md. Maruf H.

Md. Maruf H.

AI Trainer | Data Annotation & LLM Evaluation | Python & Math Specialist

Bangladesh flagRajshahi, Rajshahi, Bangladesh

Key Skills

Software

Label StudioLabel Studio
CVATCVAT
RoboflowRoboflow
Internal/Proprietary Tooling

Top Subject Matter

Technology / Computer Software
Agentic AI reasoning and LLM alignment
Education / E-Learning

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

ClassificationClassification
Computer Programming/CodingComputer Programming/Coding
Fine-tuningFine-tuning
Function CallingFunction Calling
RLHFRLHF
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Data CollectionData Collection

Freelancer Overview

Data Preparation & Annotation – Butterfly Project. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, University of Rajshahi (2024). AI-training focus includes data types such as Image and Text and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

AI Model Evaluation & Prompt Engineering – NEUCLEUS Project

TextText

During the NEUCLEUS project, I rigorously tested and evaluated AI model outputs. I crafted intricate prompts to probe agent reasoning, rated model responses for both factual accuracy and safety, and debugged unexpected behavior to guide future training. This process closely mirrors real-world LLM evaluation and RLHF tasks. • Developed adversarial prompt scenarios for LLM/agent testing. • Provided structured ratings and qualitative feedback on model outputs. • Analyzed and reported response failures to inform system improvements. • Supported iterative enhancement of model safety and reliability.

2024 - 2024

Data Preparation & Annotation – Butterfly Project

ImageImageClassificationClassification

I verified and cleaned labeled image datasets for plant disease detection as part of the Butterfly project. My responsibilities included conducting error analysis on model predictions to improve annotation accuracy and quality. Additionally, I created structured prompt-response pairs for supervised LLM fine-tuning tasks. • Managed manual validation of labeled images for a rice leaf dataset. • Enhanced data quality through thorough error review and relabeling processes. • Developed SFT datasets by formulating reliable prompt-response pairs. • Directly improved downstream model performance through refined annotations.

2024 - 2024

Education

U

University of Rajshahi

Bachelor of Science, Applied Mathematics

Bachelor of Science
2024

Work History

I

Independent / Self‑Directed Projects

AI Systems Developer (Project‑Based)

Rajshahi, Rajshahi
2025 - Present