Deep dives into the problems, architecture, tradeoffs, and outcomes behind my projects.
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54 case studies found
website
Publicly deployed; Google sign-in limited to approved test users while the OAuth app remains in testing modeA Bangla-language gift ledger for family events that keeps the record in the owner's own Google Sheet, works offline through a local IndexedDB copy, and lets relatives write to the same ledger by scanning a QR code.
RoleProduct designer and frontend engineer
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website
Publicly deployed; archives remain local to each browserA local-first family archive that combines a readable relationship graph with detailed profiles, timelines, recurring dates, version history, and complete backup restoration without requiring an account.
RoleProduct designer and frontend engineer
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website
Private client build with verified development backend flowsA bilingual gym-management platform that gives Bangladeshi gyms a dependable alternative to paper ledgers for membership coverage, billing, attendance, receipts, and staff operations.
RoleClient product architecture and full-stack engineering
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desktop
Browser deployment, Microsoft Store distribution for Windows, and Snap Store distribution for LinuxA browser, Windows, and Linux arcade game that separates flight simulation, rendering, and local progression so routing rules remain testable across delivery targets.
RoleGame design and TypeScript engineering
Readskill
Published npm package v0.1.0Builds or audits Android applications from existing web products with explicit feature traceability and platform-aware parity.
RoleAgent workflow design and automation engineering
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skill
Publicly deployedA curated portfolio of reusable SKILL.md capabilities for Claude Code, OpenAI Codex, Cursor, and other AI coding agents.
RoleAgent workflow design and automation engineering
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Published npm package v0.4.0Installs one portable skill for Codex, Claude Code, or both that creates complete project READMEs from verified repository evidence.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Audits and optionally synchronizes project identity and release metadata across authoritative local files.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Coordinates validation, packaging, publication, release, and consumer verification for Agent Skills.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Performs a read-only audit across GitHub releases, npm packages, tags, CI, and install commands.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Audits and prepares reliable Netlify build contracts for static, SPA, SSR, and hybrid web apps.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Adds or updates one verified Agent Skill in an explicitly identified local Skillfolio catalog.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Deploys a verified local build artifact to Netlify without asking Netlify to rebuild the source project.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Audits or integrates one theme-consistent SupportKori trigger across website and browser-extension surfaces.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Audits and prepares professional GitHub repositories with explicit local and remote mutation stages.
RoleAgent workflow design and automation engineering
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Published npm package v0.3.0Audits, creates, repairs, and verifies large-image social previews for web apps and websites.
RoleAgent workflow design and automation engineering
Readskill
Published npm package v0.2.0Turns verified repository evidence into trustworthy GitHub release notes and authorized releases.
RoleAgent workflow design and automation engineering
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Published npm package v0.1.0Audits visual and interaction consistency across frontend routes, states, themes, and viewports.
RoleAgent workflow design and automation engineering
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website
Public early-stage deploymentA bilingual, institution-configurable operations platform that keeps form definitions, immutable versions, assignments, progress, notifications, and audit history attached to one submission.
RoleProduct design and full-stack engineering
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extension
GitHub release v0.1.1Local-first Chrome extension that scrolls through a complete web page, stabilizes changing presentation, stitches captured frames in the browser, and opens a measured workspace for non-destructive annotation and original-resolution PNG export.
RoleProduct design and browser-extension engineering
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extension
Public pre-releaseLocal-first Chrome extension that combines privacy-filtered console, network, reproduction-step, environment, and visual evidence in a reviewable browser bug report.
RoleProduct design and browser-extension engineering
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website
Publicly deployedFoliofarer is an interactive 3D developer portfolio built with Next.js, React Three Fiber, Three.js and TypeScript, featuring an accessible career Atlas, local Passport progress and adaptive WebGL rendering.
RoleProduct design and full-stack engineering
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dataset
Publicly deployedVersioned, provenance-rich Bangladesh location registry with census, postal, facility, ward, and infrastructure data from government-published sources.
RoleData modeling, validation, and release engineering
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template
Reusable project starterTheme-driven educational website and content-management starter built with Next.js
RoleApplication architecture and full-stack engineering
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website
Public research experience liveAn evidence-labeled company research product that helps job seekers prepare better questions without turning anonymous reports into verdicts.
RoleProduct design, evidence modeling, and full-stack engineering
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extension
GitHub release availableUser-controlled Chrome side-panel extension for drafting replies from pasted or selected LinkedIn posts, refining writing, and keeping every publish action manual.
RoleProduct design and browser-extension engineering
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website
Publicly deployedA timezone-aware routine planner for planning repeatable rhythms, recording outcomes, and learning from real behavior.
RoleProduct design and full-stack engineering
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website
Active early-stage productA production-oriented publishing workspace that moves one idea through generation, brand controls, platform preview, and scheduled delivery.
RoleProduct design and full-stack engineering
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dataset
Publicly deployedCheck if your Bangladesh TIN is selected for NBR Risk-Based Audit (AY 2023-24). Client-side, private, instant lookup of 72,342 returns.
RoleData modeling, validation, and release engineering
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tool
Actively deployedA searchable toolbox of more than 50 developer workflows, with a deliberate boundary between local transformations and server-backed features.
RoleProduct design and full-stack engineering
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tool
Publicly deployedGenerator and cacheable API for customizable animated typing SVGs used in GitHub profiles, README files, and websites.
RoleDeveloper-tool design and full-stack engineering
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website
Pre-release application🌙 District-aware Sehri and Iftar schedules for Bangladesh, with PDF exports and protected timetable management. Next.js, PostgreSQL, Prisma.
RoleProduct design and full-stack engineering
Readapi
Implemented contributions verified in repository history; production operation was not independently verifiedFreelance messaging backend development for WaTheta within a shared customer lifecycle management platform. Contributions span Meta webhooks, automation, routing, WhatsApp coexistence, and real-time conversation workflows.
RoleFreelance Developer
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Private client SaaS under active developmentA multi-tenant operations platform for coaching institutes that connects academic structure, people, attendance, finance, biometric devices, and SMS workflows.
RoleClient platform architecture and full-stack engineering
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extension
GitHub release availableChromium extension that adds Gemini-powered Q&A to YouTube using visible video metadata, transcripts, and the user's own API key.
RoleProduct design and browser-extension engineering
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package
Pre-1.0 packageA tiny, type-safe client classifier with User-Agent, Client Hints, and HTTP header support.
RoleLibrary design and package engineering
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website
Publicly deployedMultilingual Next.js application for shortening URLs, sharing text, generating QR codes, and viewing basic usage analytics.
RoleProduct design and full-stack engineering
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extension
Published on the Chrome Web StorePublished Chrome Web Store extension that adds identity, workplace, salary, job, story, and cited-research context to Deshi Mula company pages.
RoleProduct design and browser-extension engineering
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package
Published npm packageTiny, type-safe HTTP media type constants and utilities for parsing, formatting, matching, and validation.
RoleLibrary design and package engineering
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package
Published npm packageTiny, standards-backed, type-safe HTTP status codes for Node.js and browsers.
RoleLibrary design and package engineering
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package
Published npm packageTiny, zero-dependency, type-safe MIME constants and helpers for HTTP APIs, uploads, and file extensions.
RoleLibrary design and package engineering
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website
Resolved and deployedRecovering a failed Vercel rollout by separating a correct feature change from build-system failures, hardening the production build, and verifying the deployed widget contract end to end.
RoleIncident diagnosis, build engineering, and release verification
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Publicly deployedExpress service that increments a file-backed counter and returns the current value as a customizable SVG image.
RoleAPI design and backend engineering
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Private employer-owned clinical tool under active modernizationA human-in-the-loop clinical workspace for reviewing recorded movement frames and correcting AI-generated lines, angles, key points, and measurement values before results are saved.
RoleFrontend architecture and modernization within the MyMedicalHub team
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Private employer-owned telehealth system used in ongoing product developmentA real-time telehealth workflow that coordinates guided exercise, movement recording, pain and strength questions, provider collaboration, and tenant-configured assessment behavior.
RoleFrontend and real-time workflow engineering within the MyMedicalHub team
Readapi
Survey API prototype with Mongoose services; runtime and production readiness unverifiedAn Express and Mongoose API prototype for school-dropout research, separating surveys, templates, and completed survey records alongside user, role, permission, and authentication modules.
RoleSurvey-domain modeling and backend API development
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API scaffold; business logic and persistence remain incomplete; no verified live deploymentAn MCQ learning-platform API scaffold that organizes a broad education domain into versioned Express modules, with shared request controls, response utilities, and exception notifications.
RoleBackend API structure and shared infrastructure development
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Backend prototype with database services; runtime and production readiness unverifiedA modular Express and MongoDB prototype for school administration and website content, with admission resources, student records, academic downloads, and Google Drive file integration.
RoleBackend API and school-content service development
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Frontend prototype with static sample content and demonstration admin stateA responsive Next.js school website prototype for notices, admissions, routines, results, downloads, staff, and galleries, using local sample content and a demonstration admin interface.
RoleFrontend information architecture and React interface development
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Legacy learning/reference project; current runtime and production readiness unverifiedA legacy Express and MongoDB API organizing pharmacy and non-pharmacy products, orders, returns, customers, employees, and supplier records into resource routers.
RoleInventory resource routing and database CRUD development
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Legacy learning/reference project; current runtime and production readiness unverifiedA legacy React inventory client with Firebase sign-in, item browsing, stock update and delivery controls, and user-specific item pages. Data workflows depend on a separate POSDash API.
RoleReact frontend and inventory workflow development
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Legacy learning/reference project; current runtime and production readiness unverifiedA legacy PHP and MariaDB fire-safety catalog prototype with database-backed product pages, galleries, client content, and a session-based administration area, co-developed with Abid Hasan Piash.
RoleCollaborative PHP website development with Abid Hasan Piash
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Collaborative legacy application; current deployment and end-to-end operation unverifiedA collaborative project-management application with React dashboards for tasks, subtasks, bugs, discussions, members, and project progress. Montasim contributed frontend development and responsive Tailwind CSS interfaces.
RoleFrontend developer on a collaborative project
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Private employer-owned production system under active developmentA production patient portal that connects onboarding, AI-assisted intake, movement assessment, exercises, reports, billing, appointments, and remote care across tenant-configured healthcare journeys.
RoleFrontend architecture and product engineering within the MyMedicalHub team
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