Microservices vs Monolith: Which Suits Your Project
There are two broad ways to structure a back-end. A monolith is one cohesive application; microservices split the system into many small, independent services that talk over the network.
Neither is automatically better. The right answer depends on the size of your product, your team and how quickly different parts need to change — and the wrong choice adds needless cost.
The Honest Trade-off
Microservices offer flexibility at scale but bring real operational complexity. For most projects a well-built monolith is faster to deliver, easier to run and cheaper — and it can be split later if you genuinely need to.
- A monolith keeps everything in one place, so it is simpler to build, test and deploy.
- Microservices let large teams work and release independently on different parts.
- Splitting too early adds cost and complexity you may never need.
Our Usual Recommendation
We typically start with a clean, well-structured monolith and only carve out separate services where a clear, specific need arises — such as a component that must scale very differently from the rest. This keeps your early costs low while leaving the door open to evolve as you grow.
| Aspect | Monolith | Microservices |
|---|---|---|
| Speed to build | Faster | Slower upfront |
| Running cost | Lower | Higher |
| Scaling | Whole app together | Each part separately |
| Best for | Most products | Large teams at scale |
If you need a hand with any of this, your Progressive Robot delivery team is ready to help. Raise a ticket from the Support area of your client portal or speak to your account manager and we will guide you through the next steps.