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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 Api IntegrationJSON APIMobile App ApiPayment Gateway ApiPaypal Api IntegrationRazorpay Api IntegrationReal-time ApiRest Api IntegrationSaas Api IntegrationSecure Api IntegrationSocial Media APIStripe Api IntegrationThird-party ApiWeb Api Integration

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