Maksudur Rahman
Maksudur Rahman
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Service Overview

Custom Laravel API Development & Third-Party System Integrations

Build secure RESTful APIs, high-throughput microservices, webhooks, and data synchronization bridges with the Laravel framework.

In modern software architectures, APIs are the glue that holds systems together. Whether you are powering a React/Next.js frontend, a native iOS/Android mobile application, connecting to external SaaS vendors, or establishing microservices, your backend must provide reliable, secure, and fast endpoints. A poorly written API with slow response times, inconsistent JSON payloads, or weak authentication locks down your application, causing client-side crashes and security breaches.

I am Maksudur Rahman, an expert Laravel API Developer and Backend Engineer. I specialize in designing and implementing RESTful APIs using the Laravel framework. I focus on developing clean controllers, secure route handlers, structured resources, and automated database transactional boundaries. I implement token-based and OAuth2 authentication models, configure detailed request validators, and optimize database queries to ensure API response latencies remain under 200ms.

My API development services are designed to give you a modular, high-performing backend. From integrating local bank callbacks to building custom webhooks that handle third-party events safely, I write clean, documented PHP code that makes integrations straightforward for your frontend team.

Key Specializations

RESTful API Architecture & Design

Building clean, standardized API structures using Laravel's routing and controller layers. I use correct HTTP verbs, status codes, and standard JSON response formats for a developer-friendly experience.

Secure API Authentication & Auth Gateways

Implementing secure token-based validation. I configure Laravel Sanctum for lightweight mobile authentication, Laravel Passport for OAuth2 scopes, and JWT tokens for distributed systems.

Third-Party API & Webhook Integrations

Integrating your app with external services (payment systems, CRMs, logistics, messaging platforms). I write custom API wrapper services and secure webhook update listeners.

Data Serialization & API Resources

Transforming database models into structured JSON outputs using Laravel API Resources. This decouples the database structure from the frontend, ensuring API stability during updates.

Rate Limiting & Threat Protection

Protecting API endpoints from DDoS and scraping attempts. I apply throttling, secure inputs from SQL injections using Form Requests, and configure security headers.

High-Throughput Performance Tuning

Profiling API routes to find bottlenecks. I implement database eager-loading, index database fields, write raw SQL queries when necessary, and configure Redis caching layers.

Proven Track Record

My API development history at Softrobotics Bangladesh Ltd and Smart Software Ltd includes designing and optimizing high-performance transactional APIs, third-party system integrations, and ERP data bridges.

  • Softrobotics Payment APIs: Programmed payment routing and callback API endpoints, handling high-volume callback data from banks with transaction-state logging.
  • Smart Software Attendance Listener: Developed custom event listeners in PHP to ingest, parse, and synchronize data from external biometric attendance systems into an HRM payroll module.
  • Kodersolution Signed URLs: Developed backend endpoints validating signed policies and generating temporary download URLs for secure digital files.
  • Sportslover Live Echo: Configured WebSocket push events and real-time backend updates to broadcast match scores to active frontend clients without HTTP polling.

My Development Process

Step 01

Endpoint & Schema Mapping

We plan API routes, request parameters, validation rules, and JSON response formats. I draft the technical blueprint and database relations.

Step 02

Security & Authentication Configuration

I set up the authentication layer (Sanctum/Passport), configure route middlewares, define CORS rules, and establish rate limits for API paths.

Step 03

Endpoint Implementation

I write the Laravel controllers, request validators, and model scopes. I utilize API resources to format output objects and ensure strict variable typing.

Step 04

Query Profiling & Caching

I profile all database queries using debugging tools. I write database index keys, eager-load relations, and cache static lists in Redis to optimize response times.

Step 05

Documentation & Deployment

I document the endpoints, request payloads, and codes using Postman collections or Swagger. Once validated with integration tests, I deploy the backend.

Technical Stack

API Frameworks
Laravel MVC RouterLaravel Sanctum / PassportSymfony API Components
Authentication
JWT Bearer TokensOAuth2 CredentialsAPI Keys & HashingTelegram initData
Databases & Cache
MySQL Query TuningPostgreSQL SchemasRedis Caching LayersDatabase Transaction Locks
Documentation & Tools
Swagger / OpenAPI SpecsPostman Testing SetsPHPUnit API TestsGit Versioning

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Frequently Asked Questions

Which authentication package should we use for our Laravel API?
For mobile apps and single-page apps (SPA), I recommend Laravel Sanctum due to its simplicity, speed, and cookie/token support. For complex systems requiring OAuth2 client credentials or user-granted scopes, Laravel Passport is the appropriate choice.
How do you handle API versioning?
I structure API paths with version prefixes in routing (e.g., `/api/v1/users`). This versioning isolation allows us to introduce new features or modify response formats in `/v2/` without breaking legacy clients or mobile app versions.
How do you ensure APIs remain fast under heavy load?
I apply a combination of database index optimization, relations eager-loading to prevent N+1 queries, indexing fields, and caching database results in Redis. I also offload heavy background tasks (like analytics and notifications) to Laravel Queue workers.
Do you provide documentation for front-end developers?
Yes, I provide clear, interactive documentation using Postman collections or OpenAPI (Swagger) specifications. This includes details about authorization headers, request schemas, and sample response objects.
Can you build integrations for third-party REST/SOAP APIs?
Yes, I regularly write custom PHP HTTP services to interact with third-party web services. I build retry logic, handle request timeouts, validate external signatures, and parse XML/JSON responses securely.