Project Overview
This project is a multi-tenant business platform that combines a shop-facing portal with internal operations software. External partner shops or field users interact with deals, packages, billing, documents, support, and shop settings, while internal teams manage approvals, reporting, reconciliation, automation, and exception handling in back office.
What I found interesting is that the product exists because the business process is inherently messy. Shops need a clear self-service experience, but internal teams also need visibility, controls, and tooling to manage the lifecycle behind the scenes. The platform design reflects that reality. It supports multiple user roles, multiple business contexts, and multiple interaction surfaces without splitting them into separate applications.
Quick Summary
- Project Type: Multi-tenant operations and commerce platform
- Platform: Web application with mobile/API support and back-office administration
- My Role: Full Stack Developer / Maintainer
- Team Size: N/A
- Duration: Approximately 3 continuous years
Problem
The operational challenge here was not simply selling a product online. It was coordinating a multi-step business workflow across shops, agents, operational staff, finance users, and administrators. Different users needed different views of the same underlying work: shop onboarding, package selection, deal tracking, billing reconciliation, support conversations, and business-specific settings.
The design makes it clear that an existing manual or fragmented process would have been difficult to scale. Billing files had to be imported and matched. Deals and follow-up notes had to move between shop users and back-office users. Messaging had to happen through multiple channels. Permissions needed to be granular, because not every user should see every business, company, category, or workflow. That creates a very different engineering problem than building a basic admin panel.
Goal
Success looked like bringing these workflows into one platform while still giving each user type an experience that matched their job. For shops, that meant a usable, responsive portal they could actually manage without back-office handholding. For internal teams, it meant better control over workflow states, billing periods, approvals, exceptions, and communication. At a system level, it meant making the platform flexible enough to support multiple business configurations rather than hard-coding one operating model.
My Contribution
My role was full stack developer and maintainer. The biggest product area I owned directly was the complete shop panel, which I built from scratch as a fully customizable, responsive experience. That included shop management flows, account and settings surfaces, branding-related controls, and the kinds of details that make a partner portal feel like a real product instead of an afterthought.
I also contributed as a maintainer in a large Laravel codebase with a lot of operational surface area. That kind of work requires more than implementing screens. It means understanding the business rules behind permissions, dealing with existing modules safely, extending workflows without breaking adjacent areas, and making changes in a system where web routes, APIs, jobs, imports, and background processes all interact.
Over the course of about three continuous years, I worked across multiple use cases in the application rather than staying inside one narrow module. That included ongoing functional changes, support for major integrations, and a Laravel version migration from a legacy codebase to the latest framework version. I see that as an important part of the story because it shows continuity of ownership, not just feature delivery.
One thing I appreciate about this project is that it required steady ownership. There is evidence of both legacy and newer themes, multiple API versions, observer-driven side effects, and many console commands. Working effectively in an environment like that means being able to move between product delivery and system maintenance without losing sight of either.
Tech Stack
Frontend
- Blade templates: Used for the primary server-rendered application UI, which fits a workflow-heavy product with many role-specific views.
- Vue 2: Present in the frontend stack for interactive components where simple server rendering would not be enough.
- jQuery and Bootstrap-based UI: This powers a lot of the existing interactive admin and partner-facing screens, especially forms, modal behavior, and AJAX-driven updates.
- Theme-based view structure: The code supports multiple visual experiences, including newer shop-facing themes, reflecting an effort to evolve the product UX without rewriting the whole platform.
Backend
- Laravel 11 on PHP 8.2: A strong fit for a large business application that needs routing, queues, auth, jobs, observers, notifications, and structured domain code.
- Controller and service layer split: Controllers coordinate requests, while services handle billing, deals, messaging, reporting, imports, and other business logic.
- Observers and jobs: Used to react to domain events and move operational work out of the request cycle where appropriate.
- Framework modernization: The current repository reflects a modern Laravel baseline, and part of my work included helping move the application forward from a legacy Laravel version to the latest stack.
Infrastructure
- MySQL: The schema size makes a relational model essential because of the amount of connected business data.
- Redis for cache and session storage: Important for performance and shared application state in a system with lots of global configuration and role-aware data.
- Realtime broadcasting infrastructure: The presence of Reverb and Pusher-compatible tooling supports near-real-time notifications and chat-like workflows.
Integrations
- Messaging providers: The platform includes SMS and WhatsApp-style integrations, which fit the needs of shop and operations communication.
- Social login and identity integrations: Google and Apple sign-in are present for mobile/API scenarios.
- Spreadsheet import/export tooling: Laravel Excel is used extensively, which fits billing and operational data exchange.
- Image processing and storage: Used for shop branding and media handling.
- External operational APIs: The platform includes several provider and workflow integrations used for activation, validation, time tracking, and domain-specific automation.
Testing
- PHPUnit baseline present: The project includes a test setup, but the visible tests are minimal.
- Practical inference: This looks like a codebase where a lot of confidence likely comes from production knowledge, controlled rollout, and careful maintenance around operational workflows, rather than deep automated coverage across every module.
Architecture Notes
The codebase is organized around a large Laravel application with clear segmentation by use case. The route layer separates web, API, mobile-oriented API versions, supplier flows, shop flows, and back-office areas. Controllers are grouped by domain and audience, with separate namespaces for admin, back office, API, shop, supplier, and agent workflows.
From an engineering perspective, one of the most important design choices is that the platform is multi-tenant at the business level, not just multi-user. The base controller loads business-specific configuration, theme information, shared cached data, and permissions that vary by module. There is also a domain-based business resolution pattern, allowing the same platform to support more than one business configuration with shared code.
Maintainability relies on a mix of conventions and operational structure:
- Service classes centralize logic for billing, deals, reporting, messaging, and workflow processing.
- Middleware handles role gates, IP restrictions, domain validation, API token checks, and custom authorization rules.
- Observers and jobs reduce some controller complexity by moving event-driven behavior elsewhere.
- Imports, seeders, and console commands show that the application has to absorb operational data and run recurring processes, not just serve user requests.
Scalability here is less about internet-scale traffic and more about business-scale complexity. The architecture is designed to support many roles, many workflows, and many exception paths without splitting the platform into disconnected tools.
What I Built
Shop Panel
Purpose
I built the complete shop panel from scratch as a dedicated partner-facing surface within the larger platform.
Engineering challenges
The challenge was not only responsiveness. The panel had to sit inside an existing multi-role system, respect current authorization rules, work with theme-based rendering, and expose the right level of self-service without bypassing business controls.
Implementation highlights
The platform shows dedicated shop settings, shop management, AJAX-driven update flows, branding/logo upload handling, messaging-related configuration, and a newer theme path for shop experiences. There is also evidence of responsive UI behavior and customizable presentation paths rather than a single fixed layout.
Business value
This gave shop users a clearer operational home inside the product. Instead of treating them as just another row in an internal admin panel, the system gives them a more purpose-built interface for managing their side of the workflow.
Multi-Role Access and Permissions
Purpose
The platform supports a wide range of user roles including shops, agents, suppliers, finance users, back-office users, and root-level admins.
Engineering challenges
Role-based access alone would not be enough. Some users are also restricted by business, company, category, or module-level permissions, which creates a more nuanced authorization problem.
Implementation highlights
There is custom middleware for role checks, domain validation, IP controls, API verification, and permission enforcement. Permissions are loaded per module and cached for reuse, which is a sensible choice in a large, route-heavy application.
Business value
This makes it possible to run multiple operational teams in one system without flattening everyone into the same access model.
Billing and Reconciliation Workflows
Purpose
A major part of the system is dedicated to billing periods, billing files, billing data, invoices, fees, and transaction matching.
Engineering challenges
Billing logic is rarely clean. Imported files, period boundaries, fee categories, bonuses, transfer logic, exceptions, and per-shop visibility all add complexity. Getting this right requires consistent data modeling and careful joins across many entities.
Implementation highlights
The repository contains a large billing domain with dedicated services, controllers, importers, commands, and reporting paths. The schema also shows long-term evolution in this area, which is usually a sign that the billing process had real business importance and kept adapting.
Business value
This turns raw operational data into something the business can reconcile, review, and act on rather than handling those processes manually in spreadsheets.
Deals and Operational Workflow Management
Purpose
Deals appear to be a central domain object tying together customers, packages, statuses, notes, supporting details, and downstream actions.
Engineering challenges
The challenge is workflow coordination. Deals move through statuses, generate notes, trigger notifications, connect to packages and providers, and feed billing or operational review processes.
Implementation highlights
There are multiple deal controllers, service classes, observer hooks, status actions, API surfaces, and specialized back-office screens. That shows the system had to support both high-level throughput and detailed exception handling.
Business value
A structured deal workflow gives the business traceability and operational discipline. It also creates a shared source of truth between customer-facing and internal teams.
Messaging, Notifications, and Support Flows
Purpose
The platform includes support tickets, system notifications, deal notes, chat-related functionality, and external messaging integrations.
Engineering challenges
Communication in an operations platform has to be contextual. Messages need to reach the right role, avoid leaking data across boundaries, and tie back to actual work items.
Implementation highlights
The base controller assembles role-aware notification feeds, while other parts of the system support support-ticket workflows, scheduled notes, broadcast infrastructure, and messaging integrations. This is not just a contact form bolted onto the side. It is part of the operational model.
Business value
It reduces the gap between "the system of record" and "the place where people ask what is happening," which is a common source of operational friction.
Mobile and API Surface
Purpose
The platform includes versioned APIs for app and sales use cases, plus authentication, notifications, worker, billing, and deal endpoints.
Engineering challenges
Supporting web and mobile surfaces at the same time means business logic has to stay consistent even when the interaction model changes.
Implementation highlights
The API is versioned, authenticated with Sanctum, and split by audience. That shows an effort to evolve client applications without forcing every consumer onto the same contract at the same time.
Business value
This expands the platform from a desktop-oriented operations tool into something field or mobile users can participate in directly.
Key Engineering Challenges
Workflow Complexity
One challenge was clearly the number of states and transitions in the platform. Deals, billing records, notifications, and operational tasks all interact. In systems like this, the hard part is not writing CRUD endpoints. It is preserving process integrity as rules evolve.
Multi-Tenant and Multi-Role Design
The platform supports multiple business contexts and many user roles from one codebase. That creates constant tension between reuse and specialization. The theme-aware views, business resolution logic, and permission filters are all ways of managing that tension.
Data Consistency Across Imports and Operations
Billing and operational imports show up throughout the repository. That usually means the system has to reconcile external data against internal records, which is where consistency bugs become expensive. The design leans on relational joins, import classes, and service-layer processing to manage that complexity.
Integration-Driven Behavior
This application talks to several external systems for communication, identity, automation, and operational workflows. The tradeoff here is useful automation versus additional failure modes. The presence of commands, webhook endpoints, and service classes shows the codebase was built with that reality in mind.
Maintaining Momentum in a Large Shared Codebase
As a maintainer, a real challenge in a project like this is delivering new product value without destabilizing old flows. The coexistence of legacy and newer themes, multiple APIs, and many business modules means every change has a blast radius. That kind of environment rewards careful, context-aware engineering more than fast feature output alone.
Modernizing a Long-Lived Laravel Application
Another meaningful challenge was framework modernization. Migrating a business-critical Laravel application from a legacy version to the latest stack is rarely just a dependency upgrade. It usually touches compatibility, package behavior, framework conventions, deployment assumptions, and regression risk across many modules. Doing that while the product continues to evolve requires a balance between modernization and stability.
Outcome
This platform grew into a central system for managing shop-facing workflows and internal operations in one place. It unified partner management, deal handling, billing operations, messaging, and administrative controls inside a shared product rather than scattering them across disconnected tools.
I cannot responsibly claim business metrics from the code alone, but I can say the platform became operationally significant. The breadth of migrations, seeders, commands, integrations, and role-specific interfaces shows a system that the business depended on for daily execution, not just reporting.
Why This Project Matters
This is an important project in my portfolio because it shows the kind of engineering work I enjoy most: building real product surfaces inside a complicated business system, then staying accountable as that system evolves over time.
I enjoyed working on this because it required more than coding isolated features. I had to think about who the product was for, how operational teams actually work, how permissions and workflows should behave, and how to fit new product development into a mature application with real complexity. Building the shop panel from scratch, supporting major integrations, and helping move the platform from a legacy Laravel version to the latest stack is a good representation of how I like to work: close to the product, but comfortable with the architecture underneath it.
What I Learned
This project reinforced that complexity in business software rarely comes from the UI alone. It comes from all the rules around the UI: who can do what, when data is considered complete, how external systems influence internal workflows, and how exceptions are handled without breaking trust in the platform.
It also taught me a lot about balancing delivery with stewardship. Building a new responsive panel is one kind of engineering. Maintaining a large shared application with billing, integrations, and operational dependencies is another. Migrating a long-lived Laravel codebase while continuing to deliver use-case-level changes made me better at sequencing work, respecting existing behavior, and making product decisions that fit the realities of the system rather than fighting them.