Cloud-based invoicing system on Google App Engine

€2-40 EUR / hour

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已发布

将近 10 年前

€2-40 EUR / hour

Looking for custom apps development on GAE. Continuous system development needed. Proposed solution architecture must be entirely based on Google Infrastructure. 1st requirement would be an invoicing system (simple invoicing requirement). Proofs of concept required (only business apps).

项目 ID: 6009776

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12提案

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活跃10 年前

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@kchg

Hello I am so interested in your project. I have some experiences on Google App development. I am a top 8th freelancer and looking forward to working with you. Hope your reply Thanks

€30 EUR 在50天之内

4.9

(129条评论)

8.2

@superior5

I am expert in desired skills for this project and have done similar tasks already. Please get back to me, so I can show you some of the work I have done. I will not be asking for any upfront only pay me when you are satisfied with the progress.

€37 EUR 在3天之内

3.2

(73条评论)

7.5

@miraclesolution

Greetings I would like to discuss in more details before placing a confirm bid. Let me know if you have some time to chat on Freelancer. Awaiting to hear from you,Have done similar work to your requirements in the past, the experience will help me too. About Miraclesolution: 1. I am into this business for over 10 years 2. I am online around 14 hrs a day to serve you the best. Looking forward to hear from you Regards Miraclesolution

€42 EUR 在3天之内

4.7

(17条评论)

5.0

@huanjason

I would love to work on this project. I can do a simple prototype for you free-of-charge. Please let me know what you would like to see in prototype if you are interested.

€22 EUR 在20天之内