Write some Software

$80-240 HKD

Completed

Posted

over 7 years ago

$80-240 HKD

Paid on delivery

Your system design should conform to the Open Closed Principle so that your design should easily support new functions (e.g. change of name of security) and securities, for example, creation of BankNote record which is a subclass of Security. You MUST apply the following design patterns for your new system Command pattern to provide the “create”, “display”, “deposit”, “withdraw”, “undo”, “redo” and “show undo/redo list” functions Factory pattern or Abstract Factory Pattern to create different Command objects and Security objects (e.g. Bond object, Stock object, etc.) Memento pattern to provide “Undo” and “Redo” functions

Java

Project ID: 12021783

About the project

5 proposals

Remote project

Active 7 yrs ago

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Awarded to:

@DemonDeveloper

We are team of excellent developers. We have 2 year experience related to your project field. We can do your project and solve your all problems according to your requirements. We have read your description for projects and we understand what you want so we are confident that we can do it easily in mention time. We assure you that you will be completely satisfy with our work. And after delivering your project if you feel some issue in understanding the projects then we will teach you free until you understand. If you have any question then feel free to ask. We are here for you. Thank you Demon Developer Team

$240 HKD in 1 day

5.0

(17 reviews)

4.0

5 freelancers are bidding on average $237 HKD for this job

@bondsoft

Dear Sir, We are a talented group of iOS and Android developers. We previously have working experience of 1. Samsung Camera film sharing market application "Pro Suggest Market" - both iOS and Android 2. Samsung SHealth iPhone application - both iOS and Android Currently with most talented people of that developing team we are starting a new company of iOS and Android application development. Hopefully you will choose us. Thanks G.M.Al-Mamun Bond Soft Ltd.

$280 HKD in 15 days

3.9

(6 reviews)

4.5

@rj291988

Hello Mate We are a young team that is focused on growth through doing things differently. Since inception we have focused on delivering projects which are benchmarked by its quality. We say what we can deliver and deliver what we commit. We have understand your requirement based on that we have dedicated team to serve your project needs. We have accomplished such tasks in the past also though its a new venture for us on this platform so you wont be able to find many reviews. But we assure you as your project needs to get transformed from good to great, we hopefully will not let your expectation down. How we works for our clients? 1) Requirement analysis 2) Designing according to requirements-We design and send design to client for approval. We do unlimited modifications till our client is not 100% satisfied by design. 3) PSD to html 4) Development – During development..Once we will upload it on our server and upload the daily updates so that our client can see daily updates in project. In this way client also have his eyes on project and requested changes can be resolved on run time. 5) Testing If there is any issue,please let me know? Because important is to deliver best quality of work and to deliver project on time and to maintain good and long term business relationship. You can also ping me on my skype: creativesoftware1 Hopefully looking forward to work with you Thanks & Regards Rashmi Jain

$265 HKD in 7 days