We build reliable
web & mobile products

Fast, clean, and scalable. Senior product engineering for startups, SMEs and internal teams.

Trusted by
founders from
Y CombinatorTechstars500EndeavorStanford

Ship faster.

Sleep better.

No standups. No check-ins. Just notifications when things ship.

x9n
Feature shipped
now

Payment integration is live. Stripe + PayPal.

x9n
Bug fixed
2h ago

Dashboard load time: 4.2s → 180ms

x9n
Deployed to production
1d ago

v1.2.0 — 3 features, 8 bug fixes

x9n
Weekly report
3d ago

Test coverage: 87% (+12%)

Why hire six when you can hire one?

With one x9n team, you get everything you need to build and ship.

Product Management

Product Management

Strategic product vision, roadmap planning, and feature prioritization. We bridge business goals and technical execution to build products users love.

Roadmap StrategyUser ResearchSprint PlanningFeature Prioritization
Product Management
Backend Engineering

Backend Engineering

Scalable APIs, database architecture, and system design. We build backends that handle growth without breaking a sweat.

Node.js / PythonPostgreSQLREST & GraphQLSystem Design
Backend Engineering
Frontend Engineering

Frontend Engineering

Pixel-perfect interfaces with exceptional performance. Modern React, Next.js, and CSS that users love to interact with.

React / Next.jsTypeScriptTailwind CSSPerformance
Frontend Engineering
Design

Design

User-centered design that converts. From wireframes to high-fidelity prototypes, we create experiences that delight.

UI/UX DesignDesign SystemsFigmaPrototyping
Design
Testing

Testing

Comprehensive testing strategies that catch bugs before users do. Sleep easy knowing your code is bulletproof.

Jest / VitestCypressCI/CDE2E Testing
Testing
Deployment

Deployment

Zero-downtime deployments and infrastructure that scales. We ship fast and keep things running smooth.

Vercel / AWSDockerMonitoringDevOps
Deployment

Trusted by founders

x9n brought my idea to life in weeks. We landed our first customer and are ready to scale.

Founder

AI Startup

They're not just builders, they're partners. They challenge us and think through problems we hadn't considered.

Product Lead

Series A Company

Fast. Like, really fast. And they don't sacrifice quality for speed. That's rare.

Technical Founder

Fintech Startup

Best decision we made was hiring x9n. Shipped in 6 weeks what would've taken us 6 months.

CEO

B2B SaaS

Clean code, great communication, zero drama. Exactly what we needed.

CTO

E-commerce Platform

They understood our product better than we did. Invaluable technical partnership.

Founder

Healthcare Tech

They understood our product better than we did. Invaluable technical partnership.

Founder

Healthcare Tech

Clean code, great communication, zero drama. Exactly what we needed.

CTO

E-commerce Platform

Best decision we made was hiring x9n. Shipped in 6 weeks what would've taken us 6 months.

CEO

B2B SaaS

Fast. Like, really fast. And they don't sacrifice quality for speed. That's rare.

Technical Founder

Fintech Startup

They're not just builders, they're partners. They challenge us and think through problems we hadn't considered.

Product Lead

Series A Company

x9n brought my idea to life in weeks. We landed our first customer and are ready to scale.

Founder

AI Startup

FAQ

Common questions

Get started

Let's build something great

Book a free technical call. We'll discuss your project, answer questions, and see if we're a good fit.

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Start in 7 days

Move fast when ready

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