Questions tagged [backend]
The backend tag has no usage guidance.
0
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0answers
22 views
Notification system on app using Firebase
I have to build an app that manages orders between customers who submit the orders and riders who deliver them. Riders work in shifts, so when a customer submits an order, only the riders that are ...
-2
votes
1answer
71 views
Principles of Adding New Objects in Backend/Database and How Front End Business Logic Should Work with Response
Apologies for the title, perhaps someone can suggest a better way to summarize my question.
Let's say I have a task/checklist application. On the front-end, I create a task. The eventual result is ...
-1
votes
1answer
36 views
How should I update back-end data (e.g. follows, likes, etc.) which changes at an inconsistent rate?
(This is a conceptual question but as reference, I'm using Android Studio (Java) and Firebase Firestore...)
My app currently has a structure where the user can follow authors and favorite their works....
3
votes
1answer
112 views
Where should the display messages on the UI be stored?
I am a backend developer and was having this argument yesterday with a frontend dev in my team about whether or not should I let him fetch the displayable text message about the result of an operation ...
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0answers
34 views
Provide user access on credit card transaction
I have a database where users have access to a model (called institution), which is designated to them by the admin. In Node.js (using strapi which is a headless cms) I wrote the logic to restrict ...
0
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1answer
226 views
The Frontend-Backend Vs. Backend-Backend
I've seen this pattern pop up in a couple of different teams. They have a server with a REST API and a frontend web project.
What commonly happens is the frontend developer finds their requests are ...
0
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3answers
87 views
Duplicated formula in front and back end
I'm struggling with logic that is duplicated in the front end code and the database. Right now, I just put a comment.
Here is a small example (the current system has a lot of much more complicated ...
2
votes
1answer
56 views
How to indicate to backend that model need be updated or created new?
There's a complex model which represented by complex JSON with multiple fields and nested objects. Recently we have discussed in which way indicate to the backend that the object needs to be saved as ...
4
votes
2answers
198 views
Clearing up misconceptions about a Flask backend and client-side rendering
I am building a website and along the way I have come across a lot of things I didn't know about and was hoping to get some help in understanding some of them.
I started building a website using ...
-3
votes
2answers
143 views
Why are multiple backends in this system? [closed]
I am trying to understand the architecture of the system described in this patent about aggregating and analyzing confidential data:
https://patents.justia.com/patent/20180089196.
The general ...
1
vote
3answers
182 views
Modelling recurring events
I am in the process of writing a web app to track expenses and which will be multiuser.
Everything is fine with a single expense, but I am struggling to find the best way to represent recurring ...
-1
votes
1answer
168 views
Debugging code in production?
I've come across a problem that doesn't occur in our development environment or test environment, but does occur in our production environment.
Obviously, this environment is pretty locked down, and ...
1
vote
2answers
62 views
Securing e-commerce administrator panel with a VPN
I am developing the back-end of an e-commerce system, which has customer and administrator type accounts. These two roles do not overlap, administrators are there to do the back office work, while ...
0
votes
2answers
84 views
Proper way to manage database for distributed backend architecture
My application backend consists of a bunch of standalone tasks linked together by messaging queues. They all need to access the same SQL database in order to run and store their results.
Right now, ...
1
vote
1answer
120 views
Where to put intermediary business logic in a backend
Consider you have a GravityLogic and a WeakForceLogic class. In themselves both provides tons of business logic. Now you want to create interactions between those which produce a complete different ...
0
votes
1answer
46 views
Best practices for maintaining data contracts with different ends of the system
I am currently researching best practices for data contracts between components in our system. Right now we've stuck to using Word documents and JIRA tickets when the contract changes. The data ...
0
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2answers
91 views
Class design : Decide between file and database for storage during runtime [closed]
Based on the demo or license version of my application, I am supposed to either save the data to a file (xml) at a specific location or a relational database. What should be my approach for this case ...
0
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2answers
3k views
Ways to authenticate and redirect with decoupled front-end web application
I have a coupled web application (frontend and api backend served from the same application). It's worked well for our needs but I've been curious about the differences that would go into having a ...
1
vote
1answer
82 views
Backend - own database vs live parsing
I am developing a mobile app that depends on some nearly static data.
I will gather that data initially from an existing website by doing some HTML parsing.
I could now create a database from that ...
-1
votes
5answers
425 views
Frontend and backend developer working on a project - who starts the tasks first?
Even though it depends on the context, I was wondering: during a project that requires a frontend and a backend developer, who most often starts with the tasks first? This assumes the web design is ...
0
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0answers
2k views
Repository vs. DAO (again)
In general this back-story does not matter but just to explain the code below:
The server handles users and user groups. User groups are able to "discover" places - at this point in time these places ...
-2
votes
1answer
65 views
How to calculate user activity
I am working on a Xamarin.Forms PCL social media app project. People can like posts and comment on them which is saved in MySQL. I would like to add an activity page.
What is the best way to ...
1
vote
2answers
1k views
Best Practices - Including endpoint URL calls in JavaScript vs backend calls
I am building a web application that will retrieve results from a remote server and use them to render some charts and maps. The remote server has already been implemented and contains a large amount ...
3
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1answer
163 views
How do websites/apps deal with so many people online at once? [closed]
I’ve been wondering about this for a little bit, but I couldn’t find much info on Google.
What do big websites like YouTube do to manage all the traffic they get without their website slowing down? ...
3
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1answer
1k views
How to architect Notification service logic?
We are building a notification service whose work is to send push notification to end user. There are two types of notifications
Group notification where we send same text notification to all user's ...
0
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0answers
167 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 ...
-3
votes
1answer
340 views
Where is better to calculate the total sum, back end or front end?
If I have a list of products and I need the total price of those products. Where is better to calculate the total sum, back end or front end?
Front end React
Back end PHP
Table that shows Invoices ...
4
votes
2answers
760 views
Design for client-server synchronisation
Background
I am working on improving the backend design for a video game. The game is live and working fine, but we want to improve various things. As a video game studio, we often do events which ...
1
vote
1answer
37 views
One resource per business object or many resources for many purposes?
I'm developing a JavaScript UI client and my back-end developer refuses to pass me the data in a form that I don't have to transform afterwards. So, I'm currently working on a mapper that contains a ...
2
votes
1answer
268 views
How do I design a backend API with a different query range?
If I have a blog system, there is now a query that is given a range and then gets the number of new blogs in that range. The range may be：
one day
one week
a month
six months
a year
How do I design ...
0
votes
1answer
379 views
Correct way to inform business rules violation during JSON parsing
We have the following scenario in our company:
There are some business objects which have business rules associated with them. One of these objects, Person, has the following rules:
A Person must ...
0
votes
1answer
385 views
REST API implementation for graph data - Where to calculate graph units
We have a graph that shows bandwidth usage over time. The bandwidth is returned from the server in bytes.
We need to decide which units to show in the graph in case there are several different ...
8
votes
2answers
1k views
How do serverless architectures manage database connections?
The main advantage of serverless architecture is said to be that such programs do not need a dedicated server to run continuously. Then are invoked on a request and stop on exiting the function.
...
1
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0answers
58 views
Parse: Managing inventory with subclasses
I'm working on a system which manages inventory in a warehouse setting. All of the inventory items share some common traits, such as name, description, photo etc... However, there are about 6 very ...
0
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1answer
105 views
WCF Services for transaction processing and business logic
I work at a small to medium enterprise that are in the business of handling the processing of transactions for the selling and purchasing of "online, electronic products". Things such as prepaid ...
1
vote
3answers
582 views
What are the disadvantages of using services such as Firebase when compared to writing your own back-end?
I am trying to build a mobile application (Android/iOS) and the app will require a lot of back end operations.
After doing some research I noticed that several developers recommended using MBaaS ...
1
vote
6answers
594 views
Inter-language Communication
If you have a program that has a front-end and a back-end written in two different languages, how do those two systems communicate with each other? I have no professional experience in programming, I'...
3
votes
1answer
1k views
Architecture for real-time application, avoiding duplicate messages for queues with no active consumers
I am designing the architecture of an application which has your typical backend and frontend components. The frontend application must be semi real-time. For this requirement, the backend is pushing ...
1
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2answers
466 views
Hardcoding on frontend
I have an API which returns a list of articles. An article can have three status: Approved, Pending and Rejected. Now the front-end needs to hit the API in following scenarios:
Get all the articles ...
3
votes
2answers
342 views
How would you optimize the rendering of 10,000 elements on a webpage?
I'm a full stack web developer, I've been looking for a job lately as a junior since I don't have experience with working for companies, but I've done some projects in the past from design to ...
2
votes
1answer
77 views
Running daily tasks on backend server alongside other tasks
So I have a Google Cloud AppEngine server which has 2 main jobs.
Every Day at 00:00, download lots of data (Firebase/Async), process it, and send out notifications via HTTP, interact with ...
0
votes
3answers
76 views
Using only cloud database and authentication service in the cloud as backend for a mobile app - sufficient?
I want to create an Android application with cloud-based functionality.
It would entail a (rather simple) loyalty program for consumers and retailers; so, just managing user accounts and some ...
3
votes
2answers
210 views
Should TensorFlow prediction be decoupled from post-processing?
I have an API which is basically comprised of two parts: 1. A TensorFlow neural net that provides predictions based on input image (mainly GPU computations) and 2. Post processing on those predictions ...
4
votes
2answers
1k views
How to define and share a JSON schema between the front-end and back-end of an application?
We have a mobile app that accepts input into some fields, formalises them as a JSON document and then sends it to the back-end for processing.
We want to agree on a schema for this document that can ...
0
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3answers
182 views
Who should develop the database relational model diagrams?
Developing a co-founded idea software product can have sometimes misunderstood information about roles and responsibilities. A Management role is responsible for understand and delegate the operator's ...
19
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3answers
11k views
Is it normal design to completely decouple backend and frontend web applications and allow them to communicate with (JSON) REST API?
I am creating new business web application and I want to achieve:
Use the best technologies from their respective realms. I want reliable backend framework with solid ORM. And I want the most ...
-2
votes
2answers
592 views
Understanding Backend
I recently got into website development and am in the process of making my first website using Angular 2 right now. I already created websites in the past using basic HTML and PHP but that was nothing ...
2
votes
2answers
902 views
How to implement notifications for expiring items?
I am working on a Java / Spring web application. The application issues licenses on demand. Each license has an expiry date. Licenses can be renewed by the admin. I want to send an email notification ...
-2
votes
1answer
168 views
How to develop UI using same server instance (without restarting)
I'm java developer. We developed good back end application. Customer asked UI part for it, but UI part development in our program needs each time restart the server (to refresh WEB static files). Is ...
8
votes
3answers
3k views
REST API authorization strategies
There are a lot of questions on here that deal with the mechanics of authentication and authorization of RESTful APIs but none of them appear to go in to details of how to implement secure services at ...
