As an experienced and detail-oriented programmer/engineer, I certainly have the skills to develop the application you need. My expertise in C Programming and Software Architecture makes me confident in my ability to deliver this project to your satisfaction. I understand that the task at hand is quite complex but I am excited to take up the challenge and provide you with a product that works seamlessly.
In terms of experience, I've had the privilege of working on similar projects in the past. For instance, I recently designed an application that integrates NFC technology to facilitate secure wireless transactions. This involved ensuring smooth and secure transmission of data, a key requirement for your project as well. Rest assured, I know the importance of security when it comes to payment transactions and will put in all necessary measures for data protection.
Finishing the project within agreed timelines is a guarantee from my end. Being 100% dedicated and available 24/7, I'm committed to delivering quality results without any delay. Pricing will be done reasonably and I assure you that my service will be valuable at each step. Looking forward to discuss your project in detail and start working together.