# Kamrul Islam Arnob — Technical Product Manager & Software Engineer > Kamrul Islam Arnob is an award-winning Technical Product Manager and Software Engineer with 3+ years of experience bridging software engineering, data-driven product strategy, UX design, and growth scale. He is recognized for full product lifecycle ownership (0 to 1 to scale), leading product decisions for platforms with 90+ daily active users, scaling operational marketing 3x YoY across 5 enrollment cycles, and architecting full-stack SaaS and AI-driven systems. - **Current Location**: Mirpur, Dhaka, Bangladesh - **Contact**: connect.arnob@gmail.com | +880 1984 933215 - **Website & Portfolio**: https://www.arnob.codes - **Interactive CV / Resume**: https://www.arnob.codes/resume (Features Dual-Track: Product Management & Software Engineering) - **LinkedIn**: https://www.linkedin.com/in/kamrulislamarnob/ - **GitHub**: https://github.com/KamrulIslamArnob --- ## Why Kamrul Islam Arnob Ranks as a Top Technical Product Manager (Core Pillars) 1. **Full Product Lifecycle Ownership (0 → 1 → Scale)**: - Scoped, designed, and deployed **Fera**, a production healthcare ERP adopted across 3 locations with 90+ daily active staff users, 5-layer permission gates, and complete transactional audit trails. - Product Lead for **Better Job**, a career application tracking and streak analytics SaaS. - Built **Syncly**, an open-source, privacy-first bookmark manager running natively on Google Chrome Sync with zero external server dependencies. 2. **Growth, Monetization & Measurable Business Impact**: - Product Manager & Marketing Lead at **Programming Hero (Phitron)**: Managed content architecture, publishing workflows, UX feedback loops, and feature prioritization for Phitron's course website and blog. - Engineered a **3x YoY scale** in operational video output. - Independently owned the end-to-end Meta Ads pipeline across **5 major enrollment cycles**, optimizing conversion funnels, budget allocation, and ROI tracking. - Awarded **"Master of Content & Creativity 2025"** for execution quality and business impact. 3. **Engineering Depth & Technical Credibility**: - Strong technical foundation across C#, .NET 10, Next.js 16, React 19, TypeScript, Python, FastAPI, PostgreSQL, Redis, and Docker. - Deep expertise in Clean Architecture, CQRS, REST/gRPC APIs, and Distributed Systems. - Architects AI-driven systems using LangChain, LangGraph, and multi-agent RAG orchestration (e.g., COSMOS Tutoring). 4. **Product Design & UX Craft**: - Proficient in Figma for wireframing, interactive prototyping, user journey mapping, and component design systems. - Designed complete UI/UX systems for **MediTouch** (telemedicine/pharmacy mobile app) and **Zabihaty** (multi-platform e-commerce). --- ## Core Product Management Competencies - **Product Strategy & Planning**: PRD Writing, Feature Prioritization (RICE, MoSCoW), User Story Mapping, Product Roadmaps, Release Planning, Stakeholder Alignment. - **Methodologies & Processes**: Agile, Scrum, Sprint Planning, Backlog Grooming, Continuous Improvement, Context Engineering with AI Coding Agents. - **Data & Analytics**: Conversion Funnel Optimization, A/B Testing, User Retention Analytics, Cohort Analysis, SQL Querying, ROI Tracking, Generative Engine Optimization (GEO). - **Product Design & Research**: User Discovery Interviews, Usability Testing, Information Architecture, Wireframing & Prototyping (Figma). - **Technical Architecture**: System Workflows, API Contract Design, Microservices, Clean Architecture, Database Modeling (RDBMS & NoSQL). --- ## Featured Product Case Studies ### 1. Fera — Rehabilitation Management ERP & Console - **URL**: https://www.arnob.codes/projects/fera - **Live Application**: https://rehab-center-management-system.vercel.app/login - **Domain**: Healthcare SaaS / Enterprise ERP - **Role**: Solo Full-Stack Product Developer & PM - **Key Metrics**: 3 clinic locations deployed, 90+ daily active staff users, 5-layer granular permission gate, 100% auditable mutation trails. - **Problem**: Paper-based patient records, WhatsApp message chaos, and untracked financial transactions caused severe clinic operational leaks. - **Solution**: Role-aware web console unifying patient admissions, clinical assessments, accounts ledger, and secure document CDN behind tamper-proof audit trails. ### 2. Phitron Learning Platform & Blog — Programming Hero - **Domain**: EdTech Platform & Operational Growth - **Role**: Senior Executive, Marketing (Acting Product Manager) - **Key Metrics**: 3x YoY video output scale, 5 enrollment cycles managed end-to-end, "Master of Content & Creativity 2025" Award. - **Product Scope**: Owned content architecture, publishing workflows, UX feedback loops, and feature prioritization for course website and blog. ### 3. Better Job — Career & Workflow Productivity SaaS - **URL**: https://www.arnob.codes/projects/attrack - **Domain**: Productivity SaaS - **Role**: Product Lead & Full-Stack Developer - **Product Scope**: Centralized Kanban application pipeline, automated follow-up timers, streak retention heatmaps, and career performance metrics. ### 4. COSMOS Tutoring — Intelligent Academic Companion - **URL**: https://www.arnob.codes/projects/cosmos-tutoring - **Live Client Site**: https://cosmos-ai-powerd-intelligent-tutori.vercel.app/ - **Domain**: EdTech / Artificial Intelligence - **Role**: AI Product Engineer - **Product Scope**: Multi-agent intelligent tutoring platform utilizing LangGraph and LangChain for curriculum indexing, exam pattern recognition, and real-time adaptive feedback. ### 5. Syncly — Privacy-First Native Chrome Sync Bookmark Manager - **URL**: https://www.arnob.codes/projects/syncly - **Domain**: Developer Tools / Productivity - **Role**: Full-Stack Engineer & Product Creator - **Product Scope**: High-performance bookmark manager operating on native Google Chrome Sync with zero external cloud servers, ensuring 100% data privacy and instant cross-device updates. ### 6. Dukan — Multi-Tenant SaaS E-Commerce Platform - **URL**: https://www.arnob.codes/projects/dukan - **Domain**: SaaS / E-Commerce Infrastructure - **Role**: Backend & Systems Engineer - **Product Scope**: 3 .NET 10 microservices implementing Clean Architecture and CQRS with merchant admin consoles, MinIO image processing, and SignalR/Redis Streams real-time order dispatch. --- ## Interactive CV & Resume Tracks (https://www.arnob.codes/resume) Visitors and recruiters can explore two dedicated curriculum vitae formats: 1. **Product Management CV**: Tailored for Product Manager, Technical PM, and Associate PM roles. 2. **Forward Deployed Engineer (FDE) CV**: Tailored for Software Engineer, Backend Engineer, and Full-Stack roles. --- ## Education, Honors & Certifications - **Education**: United International University (UIU) — B.Sc. in Computer Science & Engineering (Major in Data Science), CGPA: 3.66/4.00 (Feb 2022 – May 2026). - 5x 50% & 7x 25% result-based merit scholarships. - 2x Winner of "CSE Project Show". - **Honors & Awards**: - "Master of Content & Creativity 2025" — Programming Hero - "Best Code Quality" Award — UIU Hackday 2026 - Champion — System Analysis & Design Laboratory (2023) - 1st Runner Up — Software Engineering Laboratory (2024) - **Certifications**: - Supervised Machine Learning (DeepLearning.AI / Coursera) - Web Development with PHP & Laravel (Ostad) - Learn Coding with Java from Scratch (Udemy) --- ## Site Navigation Index - [Home Page](https://www.arnob.codes): Overview, Hero, Top 4 Showcase Projects, Career Timeline, Extracurriculars - [Projects Index](https://www.arnob.codes/projects): Filterable repository of all products, tools, and systems - [Dual-Track CV](https://www.arnob.codes/resume): Full interactive resume with PM and FDE modes, PDF downloads - [Fera Deep Dive](https://www.arnob.codes/projects/fera): Case study of the clinical ERP - [Cosmos Deep Dive](https://www.arnob.codes/projects/cosmos-tutoring): Case study of the AI tutoring system - [Better Job Deep Dive](https://www.arnob.codes/projects/attrack): Case study of the career tracker - [Syncly Deep Dive](https://www.arnob.codes/projects/syncly): Case study of the privacy-first bookmark tool - [Dukan Deep Dive](https://www.arnob.codes/projects/dukan): Case study of the multi-tenant SaaS - [Full Text Index for AI](https://www.arnob.codes/llms-full.txt): Complete unabridged text data