Technologies We Build With
React•
Next.js•
Node.js•
Python•
FastAPI•
PostgreSQL•
AWS•
Docker•
n8n•
OpenAI•
Supabase•
TypeScript•
Prisma•
Redis•
Kubernetes•
Tailwind•
LangChain•
Anthropic•
React•
Next.js•
Node.js•
Python•
FastAPI•
PostgreSQL•
AWS•
Docker•
n8n•
OpenAI•
Supabase•
TypeScript•
Prisma•
Redis•
Kubernetes•
Tailwind•
LangChain•
Anthropic•
React•
Next.js•
Node.js•
Python•
FastAPI•
PostgreSQL•
AWS•
Docker•
n8n•
OpenAI•
Supabase•
TypeScript•
Prisma•
Redis•
Kubernetes•
Tailwind•
LangChain•
Anthropic•
10+Projects DeliveredMVPs to enterprise
8+TechnologiesIn our core stack
3+CountriesClients worldwide
100%Client SatisfactionZero failed projects
Work That Speaks
What We Do
Engineering Digital
Products That Scale.
01
Web Applications
From landing pages to complex SaaS platforms
Next.jsReactTailwind
Learn more →02
AI & Automation
Reduce manual ops by up to 80%
OpenAIn8nPython
Learn more →03
Backend Systems
APIs that handle millions of requests
Node.jsPostgreSQLRedis
Learn more →04
System Design
Architecture that scales before you need it
AWSDockerKubernetes
Learn more →05
DevOps & CI/CD
Ship faster, break nothing
GitHub ActionsVercelLinux
Learn more →06
Mobile Applications
iOS & Android built for retention
React NativeExpoSwift
Learn more →07
API Development
Integrations that just work
RESTGraphQLFastAPI
Learn more →08
MVP Development
0 → launched in 6–10 weeks
SupabaseNext.jsVercel
Learn more →09
CRM Development
Custom pipelines built for your workflow
PrismaPostgreSQLReact
Learn more →10
WebSocket Systems
Real-time everything — chat, dashboards, feeds
Socket.ioRedisNode.js
Learn more →How We Work
From First Call to
Live in Production.
A structured, transparent process — so you always know exactly where your project stands.
01
Discovery
We learn your business, constraints, and goals. No assumptions.
02
Planning
Roadmap, milestones, and stack decisions — documented before we write a line of code.
03
Architecture
System design, database schema, API contracts. Built to scale from day one.
04
Development
Sprints. Daily updates. You see progress every single day.
05
Testing
Unit, integration, and user testing. QA before you touch it.
06
Deployment
CI/CD pipelines. Zero-downtime deployments. Monitored from day one.
07
Support
We don't disappear after launch. Ongoing support, monitoring, and iteration.
Why Crosiz
We Write Code
That Runs
in 5 Years.
Most agencies ship fast and disappear. We design for longevity and own every decision we make.
0 hacks
Engineering First
Architecture decisions are made for 3 years from now, not 3 months. We don't cut corners.
<100ms
Performance Focused
Every millisecond matters. We optimize for Core Web Vitals, load time, and scale from day one.
Daily updates
Transparent Communication
Daily standups, shared project boards, zero technical jargon unless you want it.
10x ready
Scalable Architecture
Systems that grow with your business — not ones you have to rebuild when you hit 10x traffic.
90% retention
Long-term Partnership
We work best with clients who want a team, not a vendor. Most of our clients come back.
Our Arsenal
Technologies That Work
in the Real World.
We pick tools for performance and longevity — not hype cycles.
Frontend
ReactNext.jsTypeScriptTailwind CSSVue.jsThree.js
Backend
Node.jsNestJSFastAPIPython.NETExpress
Databases
PostgreSQLMongoDBRedisSupabaseMySQLPrisma ORM
Cloud & DevOps
AWSAzureGCPDockerKubernetesNginx
Automation
n8nZapierMake (Integromat)WebhooksPuppeteerPlaywright
AI & ML
OpenAI GPT-4Anthropic ClaudeGoogle GeminiLangChainPineconeHugging Face
From The Blog
We Write What We Know.
Start Today
Ready to Build
Something Real?
Tell us what you're working on. First call is always free. No decks, no sales pitch — just a real conversation.
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