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Hasta Bahadur Chhetri (Bimal Chhetry)

Full-Stack Developer & UI/UX Designer

+977 98251 71228 | bimal.chhetry122@gmail.com | Pokhara, Nepal

GitHub | LinkedIn | Behance | Dribbble | ORCID

Available for opportunities

Professional Summary

Creative and results-driven professional with expertise in UI/UX design, full-stack mobile development, and digital content creation. Skilled in React Native, TypeScript, and multimedia design, with proven experience in delivering engaging apps and marketing solutions. Also an independent researcher with two 2026 arXiv preprints in applied machine learning and AI for cybersecurity, and a peer reviewer for Elsevier's Internet of Things journal.

Work Authorization: Remote international contractor (Nepal-based)

Core Skills

Software Development
React Native, React, JavaScript, TypeScript, Expo, Redux, API Integration, Git/GitHub
UI/UX & Design
Wireframing & Prototyping, Mobile/Web Interfaces, Figma, Adobe Photoshop/Illustrator, Branding
Digital Marketing & Multimedia
SEO & Analytics, Photography & Videography, Meta Business Suite
Communication & Collaboration
Multilingual, Documentation, Reports, Team Coordination, Creative Problem-Solving

Technical Proficiencies

Development & Frameworks
React Native, React, Expo, TypeScript, JavaScript, Redux, Node.js, Firebase, PHP
Design & Creative Tools
Figma, Photoshop, Illustrator, DaVinci Resolve, Prototyping
Development Tools
Git/GitHub, Android Studio, Xcode, AdMob, MMKV, Visual Studio
AI-Assisted Development
ChatGPT, Cursor, Claude, PerplexityLeveraged for ideation, debugging, code assistance, and problem-solving
Research & Machine Learning
Python, PyTorch, scikit-learn, Pandas, NumPy, Jupyter

Professional Experience

Growth & Digital Marketing Executive – Gaming & Paid Media

Dec 2025 – Present
Yarsa Labs Pvt. Ltd. · Kaski, Nepal · Current Role
  • Optimized User Acquisition (UA) and ROAS by 30% through data-driven paid media campaigns across Unity Ads, AppLovin, and Google Ads
  • Developed high-performing Playable Ads using Defold JS and Playable Factory, increasing interactive engagement and lowering average CPI for gaming titles
  • Managed end-to-end attribution and analytics via MMPs (AppsFlyer and Singular) to track user lifecycles, optimize eCPM, and refine audience targeting
  • Scaled creative production using AI tools like Creatify and OpenArt, generating high-volume ad variations contributing to a 40% increase in visibility
  • Executed multi-platform ad strategies via Meta Business Suite, overseeing commerce integration and deep-funnel performance reporting

Tools: Unity Ads, AppLovin, Google Ads, Meta Business Suite, AppsFlyer, Singular, Defold JS, Playable Factory, Creatify, OpenArt, Figma, DaVinci Resolve

Online Volunteer – Digital Media & Outreach

Feb 2026 – Mar 2026
UNDP Nepal · Remote, Nepal · Contract

Collaborated with the UNDP Nepal team to support the “My Vote Matters” national campaign during the 2026 General Elections. Focused on leveraging digital platforms to increase voter awareness and combat electoral misinformation.

  • Content Production: Produced high-impact digital content, including a 60–90 second video focused on the first-time voter experience to drive youth engagement.
  • Information Integrity: Actively monitored and reported digital misinformation, ensuring the distribution of factual, non-partisan electoral information.
  • Strategic Outreach: Supported the public information campaign by distributing multimedia assets across various digital channels to reach diverse demographics in Nepal.
  • Stakeholder Collaboration: Coordinated with international project managers and local media professionals to align campaign messaging with UNDP transparency standards.

Skills: Digital Outreach · Content Strategy · Video Production · Misinformation Monitoring · Campaign Management

Creative & Digital Media Executive

Feb 2022 – Present
Yarsa Tech Pvt. Ltd. · Kaski, Nepal · Current Role

Designed web and mobile interfaces, brand identities, and product packaging. Created multimedia content and managed social media campaigns, boosting engagement and visibility by 30%.

Tools: Figma, Photoshop, Illustrator, DaVinci Resolve, Meta Business Suite

Portfolio Highlights: Nizi iOS · Nizi Android · Nizistore

Graphic Designer

Mar 2021 – Sep 2021
Medicos International · Chitwan, Nepal

Learned and contributed to app interface design and coding, creating wireframes, high-fidelity visuals, branding, and graphics. Produced marketing visuals, edited promotional videos, and assisted with social media management.

View Medicos App

Personal Projects

Ludo Universe

iOS & Android Game • 2024

15K+ Downloads · 60-69 DAU

Cross-platform mobile game developed solo using React Native & Expo. Integrated Firebase analytics and AdMob monetization.

React Native • Expo • TypeScript • Redux • Firebase

Mathematica

Math Quiz Game • 2025

iOS & Android

Interactive math quiz game designed to make learning fun. Features multiple difficulty levels, timed challenges, and progress tracking.

React Native • Expo • TypeScript • Redux • Firebase

Mehendi App

Mobile Gallery with AR • 2025

Learning Project

Full-stack mehendi design gallery with download, share, and AR "on-hand" try-on experience. Focus on architecture and state management.

React Native • Expo • TypeScript • Redux • Firebase

NEC Mock Test App

Educational Platform • 2022-Ongoing

iOS First

Engineering mock test app for iOS users with real-time progress tracking, semester-wise tests, and subject-specific content.

React Native • Expo • TypeScript • Redux • MMKV

vRestro (Collaborator)

Restaurant SaaS Platform • 2024-Ongoing

Contributing to mobile and web app redesign for restaurant management platform. Focus on UI/UX improvements, performance testing, and feature integration.

View Project

Personal Portfolio Websites

Built multiple websites for learning and showcasing work using React, TypeScript, PHP, and modern web technologies.

Online Notepad · Showcase 1 · Showcase 2 · Showcase 3 · Showcase 4 · Showcase 5

Research & Publications

Sole author · Preprint · Published as Hasta Bahadur Chhetri

Empirical evaluation of five machine-learning models (Random Forest, Decision Tree, Logistic Regression, Autoencoder, VAE) on the CICIDS2017 benchmark. Random Forest achieved an F1 of 0.9965 and ROC-AUC of 0.9998; proposes a lightweight two-tier hybrid IDS for resource-constrained smart farms.

Topics: Machine Learning · Intrusion Detection · IoT Security · Python, PyTorch, scikit-learn

Sole author · Preprint · Published as Hasta Bahadur Chhetri

Systematic review of 27 peer-reviewed papers on agentic AI for autonomous cyber-defense across ICS, IoT, and smart agriculture, classifying techniques against the five functions of the NIST Cybersecurity Framework.

Topics: Agentic AI · LLM Multi-Agent Systems · Critical Infrastructure Security · NIST CSF

Academic Service

Peer Reviewer · Internet of Things Journal · Elsevier

June 2026

Verified by Elsevier on ORCID (0009-0009-8909-2389)

Reviewed a full-length research article on Agentic AI, Decentralized Physical Infrastructure Networks (DePIN), edge intelligence, and blockchain governance for IoT hardware deployment.

Education

Bachelor of Computer Application (BCA)

September 2017 – August 2024

La Grandee International College, Pokhara University

Faculty of Science and Technology

Focused on hands-on projects, practical implementations, and real-world applications, excelling in functional system development and teamwork.

Hospital Management System | C (Terminal-based)

Developed a terminal-based system for patient records and report generation, demonstrating File Handling and Data Structures.

Movie Ticket Management System | VB.NET, Visual Studio

Built a full-feature ticket booking system implementing SQL for database integration, seat selection, and booking confirmation. View Documentation

Gantavya – Travel Platform | PHP, HTML, CSS, MySQL, Java

Created a travel platform designing responsive, cross-platform UI/UX for information sharing and itinerary planning. View Documentation

References

Available upon request