Legacy System Optimisation

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About this service

Summary

Modernise, streamline, and secure your existing PHP or Laravel applications with my Legacy System Optimisation service. I help businesses improve performance, maintainability, and reliability by refactoring legacy code, optimising workflows, and updating integrations.
The service includes code modernisation, database and performance optimisation, security updates, API maintenance, and thorough testing to ensure your system continues to operate smoothly. I also provide clear documentation and optional guidance for your team, making it easier to manage and extend your application in the future.

What's included

  • Code Refactoring & Modernization

    Review and restructure legacy PHP/Laravel (or other old PHP frameworks) code for readability, maintainability, and compliance with modern best practices Apply SOLID principles and clean architecture Remove deprecated code, improve naming, and simplify workflows

  • Performance Optimization

    Database query optimization, indexing, or caching improvements Reducing load times and improving server response Identifying and resolving bottlenecks

  • Security & Compliance Updates

    Patch vulnerabilities in legacy code or outdated dependencies Update authentication, authorization, and session handling Optional: ensure compliance with GDPR or other relevant regulations

  • API & Integration Maintenance

    Update or fix integrations with third-party services (payment gateways, CRMs, email, etc.) Ensure workflows and automated processes run reliably

  • Testing & QA

    Add or improve unit, integration, or functional tests QA to verify that existing functionality remains intact after changes

  • Documentation & Knowledge Transfer

    Document changes, architecture improvements, and updated workflows Provide guidance for in-house staff or future developers

  • Optional / Retainer Deliverables

    Monthly or quarterly audits of system performance, security, and code quality Ongoing maintenance and patching of legacy systems Small enhancements or bug fixes within the optimised system


Skills and tools

Backend Engineer

Software Engineer

Web Developer

Git

Git

Laravel

Laravel

MySQL

MySQL

PHP

PHP

Vue.js

Vue.js

Industries

Computer Software
FinTech & Payments
E-Commerce