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Questions tagged [financial]

The tag has no usage guidance.

3
votes
4answers
124 views

How are account balances persisted

I am currently building a finance application that contains "accounts" Each account has a balance that is dynamically generated based on platform charges vs payments. e.g simplified example. $...
1
vote
1answer
55 views

Network Topology for ATM and POS Systems

I'm looking to understand the high-level architecture, topology, protocols and componentry of ATMs and POS systems work with banking institutions worldwide. I've read several half-way decent articles ...
6
votes
4answers
341 views

What are some approaches used in financial applications to prevent deposit/withdrawal sync problems?

I am currently facing a problem with an application that has deposit/withdraw functionality. The underlying database (Cassandra) offers no read/write locks. Now suppose user A has deposited 100$...
0
votes
1answer
80 views

Is there a better approach for mass balances processing

My task is to process asynchronously balance deltas for multiple clients and provide aggregated balance amounts. I have a REST service which accepts requests from N clients C₁…Cₙ, each of them has ...
0
votes
0answers
121 views

Integration Testing a dynamic backend

Our company creates financial software that integrates into a banking system backend. We're running into a lot of problems making changes to it without seemingly impacting another customer or another ...
2
votes
4answers
382 views

How to automate certains tasks in a web application?

I'm working on my final project for a course named Web Applications in ASP.NET. Basically, it's a web application for shopkeepers to manage their clients' money accounts in their stores. In order to ...
2
votes
1answer
510 views

BigDecimal for Calculation with and Display of Stock Shares and Prices?

I'm receiving flat files with the stock price and number of held shares for an account. One file contains the price and shares to 6 decimal places. The other file contains the price and shares to 12 ...
0
votes
1answer
104 views

Relicensing GPL to more permissive license [closed]

I have been developing a GPL GUI application for many years by myself in my free time. I have been approached by a company who want to use my code as part of a propitiatory product. This would require ...
0
votes
0answers
11 views

Auto Transaction Failsafe's, Coldfusion Schedule Files [duplicate]

I have an automated invoicing web app and I'm trying to build in some failsafes and a structure that will, under no circumstance, allow an invoice to be double charged. All things working perfectly, ...
0
votes
4answers
209 views

Correctly value a development? [closed]

I started a discussion on StackOverflow earlier this week about one of my work project and how to lead it correctly. But it seems that this stack is a more appropriate place to ask those sort of ...
1
vote
1answer
2k views

Banking Applications - Saving Account Balance

From what I know, most banking applications periodically store the account balance at a certain point in time as it would not be plausible to calculate it over the entire history of transactions every ...
1
vote
2answers
2k views

Which could be a good design pattern for complex numeric calculations between three or more different data models?

The source code I'm working on at the moment performs numeric calculations between a bunch of different properties belonging to different data models. All the calculations are coded in a big method ...
7
votes
4answers
3k views

To refund or not to refund this client? [closed]

I'd really appreciate your advice on an ongoing project. I presented my client with a proposal and design samples which he approved, and he paid in full instead of the 50% upfront deposit as I'd ...
12
votes
3answers
1k views

Are there Negative Impact of opensource on commercial environment? [closed]

My company has a very broad range of products and there are a few that are not strategic to us so I wanted to open source them (so we can focus on what makes us unique and open source the products ...
0
votes
3answers
332 views

From where do financial firms obtain the stock data to analyze [closed]

I've been thinking about the subject and I've always wondered, from where do they obtain the data that is analized in applications, I've looked at Nasdaq's website and they do not seem to have any ...
13
votes
5answers
623 views

Agile software development: How do you react *financially* to changing user requirements?

There's one thing I've always wondered when reading about all this "agile development" stuff here on SE and other sites: In "traditional" software engineering, you collect the user's requirements, ...
7
votes
6answers
2k views

Is the financial sector any different from other sectors in terms of language fragmentation? [closed]

Language Choices of Large Corporations Having spent almost 12 years working in the financial sector, at both large and small companies, my overriding impression, with the exception of Goldman Sachs, ...
33
votes
6answers
12k views

Is there a design pattern that would apply to discount models?

Are there any known design patterns for implementing discount models? By discount models, I mean the following: If a customer buys Product X, Product Y and Product Z he gets a discount of 10% or $...
4
votes
2answers
2k views

What is the required background to apply Machine Learning to Finance?

I'm interested in machine learning in relations to the stock market (predicting future values of stocks etc). What topics would I need to learn - e.g. what branch of AI to look into etc? and what ...
20
votes
6answers
18k views

Which platform to choose, Java or .NET? [duplicate]

I am working in a private bank, a leading mid size bank in local market. We are going to create our core banking solution. Existing solution has been developed on Java using IBM Visual Age 4.0. It is ...
0
votes
1answer
427 views

Sponsors and Advertisement in winform apps

In a new winform app that I am still preparing, I got the idea that I could by sponsored or have some kind of logos of companies that want to place they logos there. The application is for sports ...
15
votes
7answers
4k views

What special considerations are needed when designing databases to hold financial records?

I hope this question isn't too broad. In the future I may need to add some accounting and financial-tracking systems to some applications (mostly web-based applications, but my questions pertains to ...
3
votes
4answers
465 views

Business knowledge in a large financial org? [closed]

As a programmer working in the finance industry, I recently got a project that is a hedge fund adminsitrative application(used to calculate NAVs, allocate assets etc.) From a business point of view ...
10
votes
6answers
3k views

Other than for legacy software, are there reasons for using COBOL?

COBOL is still (heavily?) used for financial computing. It is an old language, and AFAIK most programmers hate, or at least dislike, COBOL. This brings a question: is the only reason COBOL is still ...
10
votes
4answers
36k views

Programming Language most relevant to the Financial sector? [closed]

I am a freshman in college and doing a software engineering/ finance double major. I've been learning programming on my own and have a good bit of familiarity with php by now. I was wondering what you ...
9
votes
1answer
296 views

Micro finance in the programming industry [closed]

I've read quite a bit about the positive effects of micro finance in developing countries. Organizations exist that solicit capital from donations and then make micro loans to people for the purpose ...
21
votes
8answers
958 views

How are open-source projects able to sustain themselves?

I always had this question in mind but couldn't find a proper place to ask. There are some really nice and great open source free software available on the net. How do these products sustain ...