# Complete Professional Portfolio & CV: Kamrul Islam Arnob ## Executive Profile - **Full Name**: Kamrul Islam Arnob - **Primary Roles**: Technical Product Manager | Full-Stack Software Engineer | AI Product Leader - **Location**: Mirpur, Dhaka, Bangladesh - **Contact Email**: connect.arnob@gmail.com - **Contact Phone**: +880 1984 933215 - **Portfolio Website**: https://www.arnob.codes - **Interactive CV**: https://www.arnob.codes/resume - **GitHub**: https://github.com/KamrulIslamArnob - **LinkedIn**: https://www.linkedin.com/in/kamrulislamarnob/ --- ## Executive Summary Led product decisions and growth analysis in marketing for three years as an undergraduate, now transitioning full-time into product management as a recent graduate. Kamrul Islam Arnob is a dynamic professional bridging the gap between robust software engineering, human-centered product design, and data-driven business growth. With three years of operational experience at Programming Hero (Phitron), he has managed product roadmaps, content architectures, publishing workflows, UX feedback loops, and multi-channel marketing campaigns. Concurrently, he has architected and deployed enterprise software systems (Fera ERP), productivity tools (Better Job, Syncly), and AI agent platforms (COSMOS). --- ## 1. Product Management Experience & Leadership ### Programming Hero (Phitron Team) — Senior Marketing Executive & Acting Product Manager - **Duration**: March 2023 – July 2026 (3 yrs 4 mos) - **Work Model**: Semi-Hybrid | Mirpur DOHS, Dhaka | Full-Time - **Key Contributions & Metrics**: 1. **Product Management for Course Platform & Blog**: Owned product decisions for Phitron's learning platform and blog (phitron.io), managing content architecture, publishing workflows, UX feedback loops, and feature prioritization from discovery to launch. 2. **3x Operational Scale**: Engineered a 3x YoY scale in operational marketing and educational content output through systematic SOPs, agile sprint cadences, and content frameworks. Directed two original short films for brand promotion. 3. **End-to-End Growth & Monetization**: Managed the entire Meta Ads marketing pipeline across 5 high-volume enrollment cycles, handling audience architecture, A/B creative testing, budget allocation, conversion tracking, and ROI analysis. 4. **Industry Recognition**: Awarded **"Master of Content & Creativity 2025"** for execution quality, technical innovation, and measurable business impact. --- ## 2. Product Management & Engineering Skills Matrix ### A. Product & Project Management - **Core Skills**: PRD Writing, Backlog Refinement, Feature Prioritization, Sprint Planning, Agile/Scrum, UAT, User Stories. - **Tools & Analytics**: Jira, Notion, Google Workspace, Git & GitHub, SQL. ### B. Product Design & UX Research - **UI/UX Design**: Figma (Wireframing, Interactive Prototyping, UI Design). - **UX Research**: User Discovery Interviews, Usability Testing, User Feedback Synthesis. - **Notable UI/UX Work**: - **MediTouch**: Telemedicine and pharmacy mobile app designed in Figma to connect rural pharmacy customers with licensed doctors. - **Zabihaty**: Multi-platform e-commerce web and mobile application designed in Figma with comprehensive design systems. ### C. Marketing Tools & Growth - **Tracking & Analytics**: Google Tag Manager, Microsoft Clarity, SQL Querying. - **Paid Acquisition & Strategy**: Meta Ads Manager, Campaign Architecture, Audience Segmentation, A/B Testing, Cost Per Acquisition (CPA) Reduction. - **Content**: Technical Content Writing, Release Documentation. ### D. Software Engineering & Technical Depth - **Languages**: C#, TypeScript, Python, JavaScript, SQL, HTML5/CSS3, C++, PHP. - **Frameworks & Runtimes**: ASP.NET Core, Next.js 16 (App Router), React 19, FastAPI, Node.js (Express.js), Entity Framework Core. - **Databases & Caching**: PostgreSQL, Redis, Firebase Firestore, MySQL, MongoDB, Supabase. - **Architecture**: Clean Architecture, CQRS, SOLID Principles, Microservices, REST APIs, gRPC, Event-Driven Systems, Real-Time WebSockets. - **DevOps & Infrastructure**: Docker, MinIO, Bunny CDN, Git & GitHub, DigitalOcean, Vercel, OpenTelemetry, Grafana. - **AI & LLM Tooling**: LangChain, LangGraph, OpenAI APIs, Context Engineering, AI Coding Agents (Claude Code, GitHub Copilot). --- ## 3. In-Depth Product Case Studies ### Project: Better Job — Better Job — Intelligent career, activity & workflow tracker - **Slug / Link**: https://www.arnob.codes/projects/attrack - **Category**: Product · Productivity SaaS - **Role**: Product & Full-Stack (Active Build) - **Status**: Building - **Description**: An intuitive personal productivity and application tracker featuring automated streak analytics, custom time-blocking, and actionable career performance insights. - **Tech Stack**: Product, React, TypeScript, Tailwind CSS, FastAPI, PostgreSQL - **Repository**: https://github.com/KamrulIslamArnob/atTrack #### Problem & Opportunity - Job application tracking across multiple job boards is chaotic and lacks streak accountability. #### Product Solution & Architecture - Centralized board with status pipelines, automated follow-up timers, and productivity metrics. #### Outcome & Metrics Streamlined workflow and structured candidate interview tracking. --- ### Project: Fera — Rehabilitation Management Console - **Slug / Link**: https://www.arnob.codes/projects/fera - **Category**: Healthcare SaaS + Security - **Role**: Full-Stack Developer (In Production) - **Status**: In production - **Description**: A clinical and financial rehabilitation management console for a Bangladesh rehabilitation centre — patients, payments, assessments, and documents behind a 5-layer permission gate, with every mutation on an audit trail. - **Tech Stack**: Next.js, TypeScript, Firestore, Bunny CDN - **Repository**: https://github.com/KamrulIslamArnob/fera - **Live Demo**: https://rehab-center-management-system.vercel.app/login #### Problem & Opportunity - Paper patient files, ad-hoc spreadsheets, WhatsApp threads, and unrecorded receipts ran daily clinic operations. - No audit trail existed to track stage changes or document modifications. #### Product Solution & Architecture - One central web console integrating admissions, clinical assessments, payments ledger, role-aware access, and CDN document storage. - Every mutation is recorded against a named user account. #### Outcome & Metrics Faster reporting, auditable logs, and printable receipts in production. --- ### Project: Cosmos — Your Intelligent Academic Companion - **Slug / Link**: https://www.arnob.codes/projects/cosmos-tutoring - **Category**: Capstone Project · Full-Stack AI - **Role**: AI Engineer (4 Months) - **Status**: Capstone Project - **Description**: An intelligent tutoring system and academic companion delivering adaptive learning pathways, real-time feedback, and automated student progress analytics. - **Tech Stack**: LangChain, LangGraph, PostgreSQL, FastAPI, Next.js, Python - **Repository**: https://github.com/KamrulIslamArnob/COSMOS-Backend - **Live Demo**: https://cosmos-ai-powerd-intelligent-tutori.vercel.app/ #### Problem & Opportunity - Static learning material fails to adapt to individual student knowledge gaps. #### Product Solution & Architecture - LLM-driven adaptive problem generation and automated hint synthesis. #### Outcome & Metrics Higher student concept mastery rates. --- ### Project: Syncly — Privacy-first bookmark manager with native Chrome Sync - **Slug / Link**: https://www.arnob.codes/projects/syncly - **Category**: Open Source Product · Bookmark Manager - **Role**: Full-Stack Engineer (2025) - **Status**: Open Source Product - **Description**: A privacy-first bookmark manager extension eliminating multi-screen friction. Powered entirely by native Google Chrome Sync with zero external servers, keeping your workspaces instant, encrypted, and safe. - **Tech Stack**: Product, Open Source, TypeScript, WebSocket, Node.js, Redis, Next.js - **Repository**: https://github.com/KamrulIslamArnob/syncly #### Problem & Opportunity - Scattered browser bookmarks across devices and platforms lead to lost context and fragmented reading lists. #### Product Solution & Architecture - Instant cross-device bookmark synchronization, live workspace states, and tags with zero conflict. #### Outcome & Metrics Streamlined bookmark collection, search, and unified multi-device management. --- ### Project: Dukan — Dukan - Multi Tenant SaaS based E-commerce Platform - **Slug / Link**: https://www.arnob.codes/projects/dukan - **Category**: .NET 10 + Clean Architecture - **Role**: Backend Developer (Active Build) - **Status**: Building - **Description**: Multi-tenant e-commerce platform driven by 3 .NET 10 microservices (Clean Architecture + CQRS) and Next.js 16. Features chunked WebP image processing (SkiaSharp → MinIO), real-time order push via SignalR/Redis Streams, multi-role admin controls, PostgreSQL, Redis, and OpenTelemetry observability. - **Tech Stack**: .NET 10, Clean Architecture, CQRS, PostgreSQL, Redis, SignalR, MinIO, OpenTelemetry, Docker - **Repository**: https://github.com/KamrulIslamArnob/Dukan-multi-tenant-saas-ecommerce-platform #### Problem & Opportunity - Managing multi-tenant storefronts, product assets, and real-time orders at scale without inventory drift. #### Product Solution & Architecture - 3 .NET 10 microservices (Clean Architecture + CQRS), chunked SkiaSharp → MinIO WebP processing, and SignalR/Redis Streams order push. #### Outcome & Metrics Seamless merchant store management, low-latency customer checkout, and real-time order processing. --- ### Project: Foodpanda Analytics — Food delivery order & customer behavior analytics - **Slug / Link**: https://www.arnob.codes/projects/foodpanda-analysis - **Category**: Frontend, Open Source, Tools & Fun - **Role**: Data Analyst (2024) - **Status**: Live - **Description**: Interactive analytics dashboard and visualizations evaluating Foodpanda delivery times, spending patterns, and order distributions. - **Tech Stack**: React, TypeScript, Python, Data Viz - **Repository**: https://github.com/KamrulIslamArnob/foodpanda-analytics-dashboard - **Live Demo**: https://foodpanda-analytics-dashboard.vercel.app/ #### Problem & Opportunity - Raw order history exports lack visual summaries and spending insights. #### Product Solution & Architecture - Client-side analytics tool rendering monthly spend trends, delivery time histograms, and cuisine distribution graphs. #### Outcome & Metrics Clean actionable spending analysis without server-side data uploads. --- ### Project: Shokher Hut — Hardware & IoT smart automation system - **Slug / Link**: https://www.arnob.codes/projects/shokher-hut - **Category**: Hardware, Open Source, Tools & Fun - **Role**: Hardware Developer (2023) - **Status**: Shipped - **Description**: Embedded hardware and smart monitoring system interfacing microcontroller sensors with automated controls. - **Tech Stack**: Arduino, C++, Sensors, IoT - **Repository**: https://github.com/KamrulIslamArnob/Shokher-Hut #### Problem & Opportunity - Manual environmental monitoring in local setups. #### Product Solution & Architecture - Microcontroller sensor network with real-time relay automation. #### Outcome & Metrics Automated climate and safety control. --- ## 4. Academic Background & Honors ### Education - **United International University (UIU)**: - Degree: B.Sc. in Computer Science & Engineering (Major in Data Science) - Period: February 2022 – May 2026 - CGPA: 3.66 / 4.00 - Scholarships: Awarded 5x 50% and 7x 25% result-based merit scholarships. - Achievements: 2x Winner of "CSE Project Show". - **Birshreshtha Munshi Abdur Rouf Public College**: - Higher Secondary School Certificate (Science) | GPA: 5.00 / 5.00 (2018 – 2020) - **Government Laboratory High School**: - Secondary School Certificate (Science) | GPA: 5.00 / 5.00 (2008 – 2018) ### Honors & Awards 1. **"Master of Content & Creativity 2025"** — Programming Hero 2. **"Best Code Quality" Award** — UIU Hackday 2026 3. **Champion** — System Analysis & Design Laboratory, UIU (2023) 4. **1st Runner Up** — Software Engineering Laboratory, UIU (2024) 5. **1st Runner-Up** — Programming for Beginners (Season 6), UIU App Forum (2022) ### Certifications - **Supervised Machine Learning: Regression and Classification** — DeepLearning.AI (May 2024) - **Web Development with PHP & Laravel** — Ostad (Mar 2024) - **Learn Coding with Java from Scratch** — Udemy (Dec 2022) --- ## 5. Leadership & Extracurricular Activities - **UIU App Forum**: Coordinator of Student Development & Innovation Hub (Jun 2022 – Nov 2025). Advanced through 4 leadership roles over 3.5 years, organizing hackathons and tech tracks. - **Science Club of Rouf College**: Advisor & Former General Secretary (Nov 2019 – Present). - **BASIS Students' Forum UIU Chapter**: Co-Convener (Dec 2023 – Jan 2025). - **UIU Finance Forum**: Co-Head of Design (Mar 2023 – Aug 2024). Directed visual branding for Microsoft-authorized "The Excelist 2022". - **Science Club of Laboratorians**: Strategic Coordinator (Apr 2019 – Jan 2020). Founded a financial literacy program for underprivileged students. --- ## 6. Verification Links - Portfolio: [https://www.arnob.codes](https://www.arnob.codes) - Interactive CV: [https://www.arnob.codes/resume](https://www.arnob.codes/resume) - Projects Index: [https://www.arnob.codes/projects](https://www.arnob.codes/projects) - LinkedIn: [https://www.linkedin.com/in/kamrulislamarnob/](https://www.linkedin.com/in/kamrulislamarnob/) - GitHub: [https://github.com/KamrulIslamArnob](https://github.com/KamrulIslamArnob)