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Questions tagged [billing]

The tag has no usage guidance.

2
votes
2answers
207 views

Estimating How Many Hours A Project SHOULD have taken

I am the senior developer at a company I work for and we have rapidly added many other developers and contractors. Our company is growing and that is great! Recently however, I have been tasked with ...
1
vote
1answer
63 views

Build an object from two data sources - Which design pattern would be suitable?

Problem statement - I have to construct an invoice (having line-items, legal details, payment details etc) using booking and payment information of a hotel booking. There are two sources for these two ...
-1
votes
2answers
689 views

Best way to design a billing system for a SaaS

i am working on a SaaS project that provides some services that people can call via API. My problem is how do I build the billing algorithm. I want to charge on every call to the service. Now I'm ...
-1
votes
2answers
104 views

Billing from card directly [closed]

I, for the life of me, cannot find any literature on this, simply because I have no clue how it is called. I want to learn how to implement a payment option that consists of paying with your credit/...
-1
votes
1answer
122 views

How to bill time working around web hosting issues? [closed]

My client's web hosting company changed some web server security rules which made the site not work properly. I spent 4 hours diagnosing the problem and emailing their tech support back and forth. I'...
0
votes
1answer
1k views

Android proprietary app including Apache-2.0 licensed code from Google

My Android app contains some Apache-2.0 licensed code from Google (in-app billing example) and links to com.android.vending.billing library in the form of a InAppBillingFile.aidl file (same license?). ...
16
votes
7answers
1k views

How should I describe the process of learning someone else's code? (In an invoicing situation.) [closed]

Edit: Justin Cave made a good point that this sort of communication should be up front in my quoting / estimations. Is this case, I'm still interested to know what sort of language people use to ...
3
votes
3answers
1k views

Handling invoices with timestamps

I'm currently going to write something to automatically create invoices with cronjobs by using PHP and timestamps. I have a, for me, well-considered idea of how to solve it, but I want to ask the ...
1
vote
2answers
183 views

Charge client for SaaS development?

Situation: For many years, ACME corp has outsourced Task B to me. Over the years I've learned the ins and outs of Task A (manual labor). Together Task A + Task B = finished ACME corp product. So now ...
4
votes
3answers
612 views

In what visual format should I present an estimate for a software project?

What I mean is, do people print some kind of line item form? What data does it contain? What are the line items usually? Otherwise, do you just present a written document describing with a paragraph? ...
36
votes
13answers
5k views

“Kill switch” in customer hosted environments, to protect payment?

I have a difficult client. Every bill is argued and debated over, and each email is parsed with a lawyers eye (because he's a lawyer), looking for a way to avoid paying for something. No amount of ...
7
votes
4answers
2k views

What should I keep in mind when writing custom software quotes? [closed]

I've been asked to give a quote to extend a piece of software i'm currently giving away for free for use by a company. They tell me they are using it in-house at the moment in conjunction with some "...
6
votes
2answers
500 views

Do payment terms effect project design methodology?

When working on a software project for a client, there are two ways in which this can be billed - fixed fee project, or per hour billing. Does the choice of payment terms effect the design ...
8
votes
3answers
9k views

Minimum billable time unit - industry standard for contract programming?

We're a client that recently hired a contract programming company for some fairly focused work (essentially writing 'scripts' to extend the functionality of a third-party enterprise application). We'...
9
votes
3answers
1k views

Customer relations in agile development

My management just asked an unprecedented question in my (admittedly brief) history with the organization: "What can we do to help you?" Simultaneously, we're working several big projects for a ...
32
votes
3answers
1k views

Contract Billing - How would you handle 'learning time'?

So you take a contract where you have solid experience with 75% of the technology necessary. How do you handle your time to learn the other 25%? Work it into the billing time? Expose the 25% in the ...
10
votes
4answers
1k views

Hourly or per project billing? [closed]

How do you bill your programming projects? Do you do it per hour? Per job? Please include what kind of project you are doing in the answer. (Mobile, Web, Desktop, etc... You can be more specific if ...