Backend Developer and ML Enthusiast Resume

Kohena Hazra

§ GitHub ï LinkedIn # *************@*****.*** H +91-891*******

Summary

MCA student with strong expertise in backend development, machine learning, and data structures. Experienced in designing scalable, secure, and high-performance applications using Python and Java. Skilled in problem solving, system optimization, and applying modern AI tools for efficient development. Education

Master of Computer Application (MCA) (CGPA: 8.2) 2024 – 2026 Heritage Institute of Technology

Bachelor of Computer Science (CGPA: 7.9) 2021 – 2024 University of Calcutta

Higher Secondary (WB Board) (83%) 2021

Kamala Girls’ School

Technical Skills

• Languages: Python, C, Java, JavaScript

• Libraries: Pandas, NumPy, Matplotlib, PyTorch

• Web/Backend: PHP, REST APIs, MVC Architecture

• Databases: MySQL, MongoDB

• Tools: Git, GitHub, VS Code, Jupyter, Docker

• AI Tools: GitHub Copilot, Prompt Engineering, AI Code Review Tools

• Concepts: Data Structures, Algorithms, Machine Learning, Software Engineering Projects

EduTech – Student Management E-Learning Platform Link Developed a web-based EduTech application that allows students to manage courses, track attendance, access study materials, and view upcoming exams through an interactive dashboard with role-based authentication. Implemented dynamic course pages showcasing curriculum details, instructors, and learning outcomes, along with responsive UI features and smooth animations using JavaScript and CSS. Built secure backend functionality using PHP and MySQL, focusing on clean architecture, scalability, and user-centric design.

Kolmogorov–Arnold Network (KAN) Link

Designed and implemented an interpretable deep learning model based on the Kolmogorov–Arnold Representation Theorem for multiclass classification. Replaced traditional linear weights with B-spline nonlinear functions to improve model expressiveness. Performed data preprocessing including normal- ization, encoding, and feature scaling. Trained and fine-tuned models using PyTorch with multiple optimizers. Evaluated performance using accuracy, precision, recall, and loss metrics. Visualized spline functions to enhance transparency and explainability. Certifications

• SQL (Intermediate) – HackerRank (2025)

• Software Engineer Intern – HackerRank (2025)

• Generative AI – Infosys Springboard (2025)

Achievements

• Open Source Contributor – GirlScript Summer of Code

• Solved 100+ DSA problems on LeetCode and GeeksforGeeks Professional Skills

Client Communication — Technical Documentation — Problem Solving — Agile Collaboration — Pre- sentation — Time Management

Languages

Bengali (Native) — English (Proficient) — Hindi (Proficient)

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