Solutions / Microservices

Microservices that support growth, not complexity for its own sake

Microservices are a way of splitting a system into smaller parts so teams can build, deploy, and scale them more independently. Done well, this can improve speed, ownership, and scalability. Done badly, it creates more complexity than value.

For many startups, the first important question is not “how do we build microservices?” It is: do we actually need them yet?

What it is

What microservices actually mean

A lot of products start as one application or one main backend. That is often the right choice. It is simpler, faster to build, and easier to change early on. Microservices only start making sense when the system, team, or business has reached a point where one codebase or one deployment flow becomes a real bottleneck.

Why teams move toward microservices:

  • different parts of the product need to scale differently
  • teams need more ownership over separate areas
  • deployments are too tightly coupled
  • the system is becoming too large to evolve comfortably as one unit
  • technical and business domains are becoming more distinct

A common startup example: one product grows into several clearly different areas — for example payments, notifications, user management, analytics, and content delivery. Over time, the team notices that changes in one area affect everything else, releases become harder to coordinate, and ownership is blurry.

Why it matters

Why the timing matters so much

Another common example: a company hears a lot about microservices, starts splitting things too early, and ends up with more complexity than the team can realistically operate. Now instead of one system, they have several smaller problems, plus networking, deployment, and observability overhead on top.

  • more services to deploy and monitor
  • more networking and debugging overhead
  • more dependencies between moving parts
  • more need for delivery, rollback, and observability maturity

Microservices can be powerful, but they only pay off when the timing and design are right.

Common mistakes

Common mistakes and problems

These are the patterns we most often see when teams split systems too early or without enough delivery and operational structure around them.

Moving too early

This is the most common mistake. A startup adopts microservices because it sounds modern, not because the system or team actually needs them.

Splitting by tech, not product

Teams sometimes split services around technical structure rather than real product domains. That creates lots of cross-service dependencies and weak ownership.

Too much complexity too early

Microservices bring more moving parts:

  • more deployments
  • more monitoring
  • more networking
  • more debugging
  • more environment and tooling needs

Without good DevOps and observability, this gets painful fast.

No clear migration plan

Some teams know they want to move away from a monolith, but have no realistic path to get there. That leads to half-finished transitions and messy hybrids.

Tight coupling remains

Even after splitting services, teams often still create strong hidden dependencies through shared databases, synchronous chains, or unclear contracts.

Ownership stays unclear

Microservices only help when ownership improves. If everyone still touches everything, the architecture changes but the team problems remain.

The system becomes harder to reason about

Instead of one application, the team now has many services, background jobs, queues, APIs, and dependencies. Without structure, it becomes harder to understand failures and move quickly.

The business case is weak

Sometimes the costs of microservices are higher than the benefits, especially for smaller teams that need speed more than separation.

How stackwiz helps

Practical architecture help without overcomplicating the system

We help teams decide when microservices make sense, how to split systems more cleanly, and how to avoid turning architecture into a source of delivery pain.

We help decide whether microservices are the right move

Not every company should move to microservices. We help teams evaluate the real need based on product complexity, team structure, deployment pain, and business goals.

We find sensible service boundaries

If microservices are the right direction, one of the hardest parts is deciding how to split the system. We help identify cleaner boundaries based on domains, ownership, and change patterns.

We reduce migration risk

We help teams avoid the “rewrite everything” trap. Instead of a big-bang move, we support practical migration paths that can happen step by step.

We help prepare the operational side

Microservices require more than code changes. They need deployment automation, environment consistency, observability, rollback safety, and clearer contracts between services. We help put those foundations in place.

We keep complexity in check

The goal is not to create the most advanced architecture possible. The goal is to create an architecture the team can realistically run and evolve.

We connect architecture to team reality

A good microservices setup should improve delivery and ownership, not just look cleaner on a diagram. We help make sure the architecture fits how your team actually works.

We support containerization and delivery readiness

For teams moving toward microservices, we often help with containerization, environment separation, deployment structure, Kubernetes readiness where appropriate, and release flow improvements.

We help avoid expensive dead ends

Microservices decisions are hard to undo later. We help teams make choices that match their growth path instead of creating unnecessary long-term maintenance cost.

What this often looks like in practice

For some teams, it starts with an assessment: should we stay with the current architecture, improve the monolith, or start separating specific domains? For others, it means identifying service boundaries, planning migration phases, containerising applications, improving deployment setup, and preparing infrastructure and observability for a more distributed system. For more mature teams, it may mean reviewing the current microservices setup and reducing complexity where things have drifted too far.

Recommended packages

Microservices Assessment

We help you determine whether microservices are the right move.

6000€

Timeline: 1 week

Microservices Starter (phase 1)

Containerize, structure, and prepare your application for scalable growth.

6000-12 000€

Timeline: 2-3 weeks

Microservices Advanced (phase 2)

We help you take the next step in microservices architecture and take it to the next level with Kubernetes, Helm and automated flows.

10 000-20 000€

Timeline: 2-4 weeks

Time & Material Consultation

Hourly/weekly/monthly based consultation and continous work for long-term contracts. Prices are per expert needed based on seniority.

100-200€
per hour
4000-6000€
per week
10 000-15 000€
per month

Microservices FAQ

Do startups really need microservices?

Not always. Many startups are better off improving a monolith first and only splitting services when delivery, ownership, or scaling becomes a real bottleneck.

When do microservices start making sense?

Usually when different parts of the product need to scale differently, team ownership becomes unclear, or one codebase becomes too hard to change safely.

What is the biggest microservices mistake?

Moving too early. Microservices add operational complexity, so the timing and service boundaries need to be right.

Microservices should make delivery clearer, not harder

If your team is unsure whether to split the system, where to draw boundaries, or how to migrate without creating chaos, we can help you find a more practical path.