How to Develop Large-Scale Projects

Developing big IT projects isn’t an easy task! It’s a lot of time, effort, persistence, and patience. However, what are its major components? How to manage larg

Developing big IT projects isn’t an easy task! It’s a lot of time, effort, persistence, and patience. However, what are its major components? How to manage large-scale projects effectively and what goes into making it a success? let's find out!

What is a large-scale project?

No two large-scale projects are the same as it all depends on the organization. It’s based on factors including application size, team size, data load, traffic, budget, and length. One project may appear to be larger than another. Any organization that works on tiny projects and then wants to construct something larger may classify that project as a large-scale project.

A large-scale project does, however, share some basic traits.

Performance: Large-scale projects have the capacity to process a high volume of user requests and transactions per second.
Scalability: The ability to scale is another key feature of a large-scale undertaking. Whatever kind of project you intend to develop, it must be able to support a big number of users. Depending on what you're doing, not just at the server level but also at the database level. You may need to adopt NoSQL because MySQL may no longer be compatible with all use cases.
Accessibility: It is available 24/7
Larger teams and longer timelines: Usually lasting at least six months, but most likely a year or longer, having multiple team members for different work criteria.

Instead of immediately starting the work, it's crucial to concentrate on a few things when managing mega projects. Here, we've included a summary of that procedure.

Create and adhere to a process

When it comes to creating large-scale projects, creating a process and maintaining it are crucial. Every consideration must be examined when developing a strategy.

How will the requirements be gathered by the developers?
Which channel will be used to communicate with the project owners?
How will priorities be determined?
What if a problem at the manufacturing level occurs?
How should a job estimate be made?
Who will be the first to contact you if there are any problems?
What is the procedure for code review?
What is the procedure for deployment?

These are the areas that must be addressed when developing a process. Every developer on the team, however, must adhere to the same deployment method to guarantee the quality and stability of the final product. Every stage of a task, from beginning to end, must be documented and followed by every team member. The procedure for integrating additional resources must be well-structured.

Make sure everyone is adhering to the method once you've settled into it. If you’re wondering how can project management lead to the success of large projects, the project lead or manager should make everyone accountable and monitor whether the process is being followed or not.

Following a method will undoubtedly require more time than usual and this needs to be taken into account.

Divide the list of urgent problems into project levels

Create appropriate documentation

There are various sorts of documentation that must be produced during the entire software development process. The specific elements of a project and the operation of the software will be described in detail by properly prepared and maintained documentation. It is beneficial to keep track of a software's creation and usage from beginning to end.

Functional documentation
Dependency documentation
API Documentation
Disaster recovery documentation
Third-party services documentation
Standards documentation
Metrics documentation
Scheduling documentation
Architecture and design documentation
End-user documentation
System administrator documentation

These agreements give you a place to specify functionality expectations, tech stacks, template counts, and who is responsible for what in addition to helping to align client and agency expectations upfront. If at all feasible, try to include the timeframe as well as what will happen if the client delivers their fully tested project late. If something doesn't go exactly as planned, these minor changes could have a significant effect later on.

Break large projects into smaller chunks

Understanding your project scope and scale is very important when dealing with how to manage large-scale projects. Based on the project requirement we can break the project into a few phases and set deadlines and achievable goals for each phase. We can think of the phases as versions. Each phase/version will have some new features and updates.

Based on each phase requirement, we can then divide the requirements into 3 categories:

Needed and very important.
Needed but less important.
Needed but not important.

How to specify which requirement will go under which category?

When looking at how to manage large software projects, you need to think from a user perspective and find the dependency for the feature, only by this one can prioritize the work and categorize the requirements.

Needed and important: There are many modules that are needed to build the foundation of the project. These modules will have dependency over one or multiple modules so first, we need to build them and make them functional. For example, if you want to build a login functionality then, you need to make a registration. This kind of feature will take place under this category.
Needed but less important: This category will contain the independent modules which have no effect on other modules. The terms and conditions, about us & policy, etc come under this category.
Needed but not important: There are a few features that are needed to improve the user experience. They don’t have a dependency on any module. Adding the feature or not adding them will not have a great impact on the project. Like the navigation bar at the top. It is simple to show the user what was on the previous page and sometimes to redirect.

Once all the 3 category requirements are built we can release one phase and work on the user experience improvement.

Create relational/dependency diagram before starting the project

Dependencies are tasks that need to be successfully completed as they depend on other tasks. When managing large infrastructure projects, you must have a relational/dependency diagram. After getting the requirements, design the dependency diagram for the full project. It helps to prioritize the features that need to be built first. Also, we need to update this diagram based on the new requirements, and also need to track it to know where we stand. In reality, tasks can be reliant on one another in 4 distinct ways:

Finish to start (FS): These connections are the most simple to comprehend. The predecessor (first) work must be completed before the successor (second) task may begin.