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API Integration for Apps

$24/hr Starting at $220

Logic Legacy , delivering seamless, secure, and high-performance API integrations for apps that truly connect your systems, streamline workflows, and boost efficiency. I specialize in integrating APIs that help businesses communicate smarter, automate processes, and scale with confidence. Every connection I build is crafted with precision, ensuring your app interacts smoothly with third-party services or custom backends — without glitches or downtime.

Whether it’s connecting payment gateways, CRMs, analytics tools, social media platforms, or custom business systems, I bring a professional and hands-on approach to every project. My focus is always on reliability, scalability, and performance , because integration should make your app stronger, not more complicated.


What I offer?

✅ Complete RESTful and SOAP API integration

✅ Custom API development for unique system requirements

✅ Third-party service connections (Stripe, PayPal, Google, Meta, Twilio, AWS, etc.)

✅ Secure data synchronization between multiple platforms

✅ Troubleshooting and optimization of existing integrations

✅ Well-structured documentation and clean, maintainable code


I don’t just connect apps , I ensure that each integration enhances the overall user experience while maintaining data security and system stability. With a deep understanding of backend frameworks and API communication protocols, I create integrations that are both technically strong and business-ready.


Why choose me?

✅ Proven experience with multiple app ecosystems and APIs

✅ Clear communication and timely updates on project progress

✅ Focus on long-term reliability and support

✅ Attention to detail, from authentication to response handling

✅ 100% client satisfaction and repeat collaborations


With Logic Legacy, you don’t just get API integration , you get a partner committed to making your digital systems smarter, faster, and more connected than ever.

About

$24/hr Ongoing

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Logic Legacy , delivering seamless, secure, and high-performance API integrations for apps that truly connect your systems, streamline workflows, and boost efficiency. I specialize in integrating APIs that help businesses communicate smarter, automate processes, and scale with confidence. Every connection I build is crafted with precision, ensuring your app interacts smoothly with third-party services or custom backends — without glitches or downtime.

Whether it’s connecting payment gateways, CRMs, analytics tools, social media platforms, or custom business systems, I bring a professional and hands-on approach to every project. My focus is always on reliability, scalability, and performance , because integration should make your app stronger, not more complicated.


What I offer?

✅ Complete RESTful and SOAP API integration

✅ Custom API development for unique system requirements

✅ Third-party service connections (Stripe, PayPal, Google, Meta, Twilio, AWS, etc.)

✅ Secure data synchronization between multiple platforms

✅ Troubleshooting and optimization of existing integrations

✅ Well-structured documentation and clean, maintainable code


I don’t just connect apps , I ensure that each integration enhances the overall user experience while maintaining data security and system stability. With a deep understanding of backend frameworks and API communication protocols, I create integrations that are both technically strong and business-ready.


Why choose me?

✅ Proven experience with multiple app ecosystems and APIs

✅ Clear communication and timely updates on project progress

✅ Focus on long-term reliability and support

✅ Attention to detail, from authentication to response handling

✅ 100% client satisfaction and repeat collaborations


With Logic Legacy, you don’t just get API integration , you get a partner committed to making your digital systems smarter, faster, and more connected than ever.

Skills & Expertise

Api ConnectionAPI DevelopmentApi Integration ExpertApi Integration SpecialistAPI IntegrationsApp Api IntegrationApp Backend IntegrationCloud Api IntegrationCRM IntegrationCustom Api DevelopmentErp Api IntegrationFacebook APIJSON APIMobile App ApiPayment Gateway ApiPaypal Api IntegrationRazorpay Api IntegrationReal-time ApiRest Api IntegrationSaas Api IntegrationSecure Api IntegrationSocial Media APIStripe IntegrationThird-party ApiWeb Api Integration

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