Foundations for
Hyper-Growth

Spaghetti code kills startups. We design robust, scalable **System Architectures** using Next.js and Microservices that can handle millions of users without collapsing.

Audit Your Stack
Assessment first
Decision record output
Delivery guardrails

Performance Targets

Industry benchmarks we design for

10x

Traffic spikes handled without degradation

99.99%

Uptime designed for

<50ms

P99 latency target

40%

Infrastructure cost reduction via optimization

Architecture Patterns

Choose the right pattern for your system

Microservices

Best for: Large teams, independent scaling

Independent deployment
Technology flexibility
Fault isolation
Network complexity
Distributed tracing needed
BUS

Event-Driven

Best for: Real-time systems, async workflows

Loose coupling
Natural scalability
Audit trail
Eventual consistency
Debugging complexity

Serverless

Best for: Variable traffic, rapid prototyping

Zero idle cost
Auto-scaling
Fast time-to-market
Cold starts
Vendor lock-in

Modular Monolith

Best for: Startups, tight teams

Simple deployment
Easy debugging
Fast local dev
Shared scaling
Tight coupling risk

System Architecture Principles

Scalability

Systems designed to grow with you, from MVP to IPO.

Maintainability

Clean, documented patterns that any developer can understand.

Performance

Optimized queries and edge caching for <100ms loads.

Tech Stack Decision Matrix

When to use what

Next.js App Router
Full-stack web apps
Node.js Microservices
High-throughput APIs
PostgreSQL
Relational data
Redis
Caching & sessions
Docker
Containerization

System Architecture Use Cases

Architecture work that delivers measurable results, not just diagrams.

Technical Debt Remediation

Untangles tightly coupled codebases. Defines clean interfaces, extracts domains, and reduces the cost of every future change.

Growth Scaling

Database optimization, caching strategy, CDN configuration, and horizontal scaling — designed for your next 10x.

Monolith to Services

Migrate from monolith to services at the right pace. We prevent the distributed monolith trap that most teams fall into.

Performance Optimization

Page loads below 100ms. Server components strategy, edge caching, bundle splitting, and query optimization.

Cloud Infrastructure

AWS, GCP, or Hetzner architecture designed for cost efficiency, reliability, and regulatory compliance.

AI System Integration

Add AI to existing systems without destabilizing them. Clean service layers, fallback strategies, and full observability.

Architecture Design Process

Architecture improvements delivered without stopping your business.

01

Stack Audit

We review your codebase, infrastructure, dependencies, and bottlenecks. We identify technical debt, single points of failure, and scaling constraints.

02

Architecture Proposal

We design the target state: component boundaries, data flow, API contracts, infrastructure diagram, and a migration plan without big-bang rewrites.

03

Proof of Concept

We build the highest-risk architectural change first to validate assumptions before committing to full implementation.

04

Phased Implementation

We deploy changes incrementally with full test coverage. Zero-downtime migrations. Your system stays live at all times.

Frequently Asked Questions

Common questions about system architecture design

What is system architecture design?+

System architecture design is the process of defining the structure, behavior, and organization of a software system. It involves making high-level decisions about technology selection, component interaction, scalability patterns, and deployment strategies to ensure the system meets performance, reliability, and business requirements.

When should I invest in architecture design?+

Invest in architecture design early in your project lifecycle, especially when building systems that need to scale, handle high traffic, or integrate with multiple services. Proper architecture from the start prevents costly rewrites and technical debt accumulation.

Microservices vs Monolith: which should I choose?+

The choice depends on your team size, scaling needs, and deployment requirements. Monoliths are simpler for small teams and startups. Microservices suit larger organizations with independent teams that need to scale services separately and deploy independently.

How do you ensure system reliability?+

We design for reliability through redundancy, circuit breakers, health checks, automated failover, comprehensive monitoring, and chaos engineering practices. Our architectures target 99.99% uptime with graceful degradation under failure conditions.

What technologies do you recommend?+

Technology choices depend on your specific requirements. We commonly recommend Next.js for full-stack applications, Node.js for APIs, PostgreSQL for relational data, Redis for caching, and Docker for containerization. We always choose tools based on your team expertise and system requirements.

Start with a Free Stack Audit

We review your current architecture and deliver a prioritized list of improvements — with effort and impact estimates. No commitment.

Book a Free Stack Audit

Senior system architects in Leiden. We design scalable Next.js and cloud architectures for ambitious tech companies.