How to Add AI Agents to Your Product Without Rebuilding It
AI/ML
We Build Digital Products That Last
We collaborate with teams to turn ideas into real, measurable outcomes, delivered with clarity, care, and modern engineering.
Trusted by teams building real businesses
Frontend Engineering
Custom Software
Blockchain & Web3
Data & AI Systems
UI/UX Design
ABOUT US
5Hz is your Software Engineering Partner
We actually listen. No corporate buzzword bingo or endless meetings - just real conversations about what you need and how we can build it right. Our team speaks fluent startup and enterprise, so whether you're bootstrapping your first MVP or scaling to millions of users, we can help you get it.
Founded in Lviv, Ukraine
Prepared to build your digital future
Full-cycle development from MVP to market-ready solutions
We celebrate wins like we just shipped the next unicorn - because hey, maybe we did.
Projects Delivered
More than 75 projects taken from concept to production
Reliable Delivery
Projects delivered on time, with production-ready standards
Long-Term Partnerships
Trusted by clients who continue building with us
Post-Launch Support
We stay involved after launch to keep products running smoothly
OUR SERVICES
Our Core Services
From retention boosting interfaces and robust backend to secure blockchain solutions and intelligent automation, we engineer digital ecosystems that drive growth
WHY CHOOSE US
Why Choose 5Hz?
Four principles that guide how we build, collaborate, and deliver results.
01
Transparent Communication
We keep you close to the process with weekly updates, real-time progress tracking, and direct access to our team in Slack - no surprises, ever.
02
Proven Development Process
A battle-tested agile workflow with 2-week sprints, continuous integration, and automated testing to ensure predictable, high-quality delivery.
03
Long-term Partnership
We stay with you beyond launch - with free post-release support, maintenance options, and continuous improvements to help your product grow.
04
Quality at Scale
Experienced engineers, structured code reviews, automated QA, and performance monitoring to keep your product fast, stable, and ready to scale.
Measured Impact, Real Outcomes
We don’t just ship features — we help teams reach meaningful business outcomes. These are real results from clients who trusted us to build together.
67%
Average Performance Increase
2.5x
ROI Growth
95%
Customer Satisfaction Rate
6 months
Average Time to Payback
RECENT WORK
Our Latest Projects
Explore our recent work across different industries and technologies.
75+
Projects Delivered
50+
Happy Clients
15+
Countries Served
98%
Success Rate
E-Commerce#01
Hlib UA
Khlib-Trade LLC
A premium e-commerce platform for a bakery brand, featuring online ordering, real-time inventory management, and automated delivery scheduling. Built to streamline operations and provide a smooth, reliable customer experience.
Next.jsTypeScriptTailwind CSSZustandLaravelMySQLLiqPay
Blockchain#02
Liquid Flow
DeFi Trading
A rule-based on-chain trading bot that reacts to price-movement triggers and automates entries, rebalancing, and exits. It includes intelligent liquidity routing, dynamic slippage tolerance, and MEV-aware execution, optimized for the Base network.
TypeScriptReactViemWagmiSolidityHardhatOpenZeppelinPython
Content & Media#03
The Steel Porcupine
Goldhagen LLC
The Steel Porcupine — a documentary film website built to create a trusted digital home for the film, stream it globally, educate viewers, and inspire meaningful awareness.
Next.jsTypeScriptTailwind CSSLaravelMySQL
Business & Corporate#04
Grono
Grono Corporate LLC
Grono Corporate is a Ukrainian manufacturer of custom glass Christmas ornaments, helping businesses across Europe and the United States create unique branded holiday gifts. By blending traditional craftsmanship with modern branding solutions, Grono supports local artisans while scaling its presence globally.
Next.jsTypeScriptTailwind CSSFramer Motion
Let’s Build What’s Next, Together
We build digital products that support real teams and real businesses. If you’re planning a new product, redesign, or platform upgrade, we’ll help turn it into a clear roadmap and shipped releases.
Fast Delivery
From idea to first release in weeks.
Secure by Design
Security best practices built in from day one.
Built to Scale
Ready for growth in users, data, and traffic.
Modern Stack
Current, well-supported technologies - not experiments.
5Hz CMS
Powering everything we build.
A unified system for content, performance, and growth, crafted specifically for the 5Hz ecosystem.
Modular Architecture
Build and evolve your platform with plug-and-play modules that can be added or updated without touching the core. This gives you flexibility while keeping the system stable and secure.
Multi-Language Support
Native support for unlimited languages with full RTL compatibility. Manage global content smoothly across 50+ locales.
Lightning Fast
Engineered for speed using smart caching, optimized rendering, and CDN delivery. Projects consistently achieve sub-second load times.
Enterprise Security
End-to-end encryption, two-factor authentication, and routine security audits ensure full GDPR and SOC 2 compliance and peace of mind.
Mobile-First Design
A fully responsive admin experience that allows your team to manage content from any device and from anywhere in the world.
Developer Friendly
Clean APIs, GraphQL support, and clear documentation make integration simple and allow the platform to connect seamlessly with any modern tech stack.
Modular & Extensible
Pick and choose the modules you need. Each module is optimized and can be added or removed without affecting system stability.
E-commerce
Blog Engine
Analytics
Forms Builder
Media Library
Email Marketing
No Vendor Lock-in
The open architecture gives you full ownership of your data and the freedom to migrate whenever you choose.
Real-time Collaboration
Smart content suggestions, automated tagging, and built-in SEO tools help your team work faster and more effectively.
AI-Powered Features
Track every change, restore previous versions, and maintain a clear history of content updates.
Version Control
Track changes, rollback updates, and maintain content history
CLIENT TESTIMONIALS
What Clients Say About Us
Don't just take our word for it. Here's what our clients say about working with us.
BG
Ben Goldhagen
CEO at Goldhagen LLC
5HZ has demonstrated exceptional expertise in designing a UX for a website that seamlessly integrates video, still photos, text, and user interactions. Their platform is both user-friendly and powerful, catering perfectly to professional needs.
AM
Alex M.
Product Owner at Innovation
Highly recommended! First project with them, took a bit time but they finally were able to complete the task with excellent quality and professional approach.
KP
Kyrylo Pankov
CEO at Atlaswork
The whole experience of working with the 5Hz team was a pure pleasure, communication with the team was constant, any questions we had were answered almost immediately.
MC
Michael Chen
CTO at BlockTech
Outstanding blockchain development. The team delivered a complex DeFi protocol that handles millions in transactions daily. Their expertise in Web3 is unmatched.
KW
Mariya Kretchmer
Buisness Owner at Fittest
5Hz successfully completed the project, meeting the client's expectations. The team delivered high-quality work in an expert manner. Moreover, the client has communicated with the team via email and messaging apps. Overall, the team showcased professionalism and provided competitive value.
THE FOUNDERS
Leadership Team
A collective of forward-thinking leaders driving innovation, collaboration, and excellence across every project we take on.
Yaroslav Kubik
CEO
9+ years
Volodymyr Huz
Head of Engineering
9+ years
Dmytro Omelian
Head of Design
9+ years
Rostyslav Kubik
Business Development Lead
7+ years
Blog
Latest From Blog
Deep technical insights, best practices, and real-world solutions from our engineering team
FAQ
Frequently asked questions
Everything you need to know about working with our team. If you can’t find an answer, we’re always here to help.
TIMELINE
How long does a typical project take?
Most projects take between 2 and 6 months depending on complexity. We work in 2-week sprints so you can see consistent progress. MVPs are often ready within 4–8 weeks.
PROCESS
What's included in your development process?
We take care of everything: design, development, testing, deployment, and post-launch support. You’ll have a dedicated project manager and direct access to the development team throughout the project.
CLIENTS
Do you work with startups or only established companies?
Both. Around 60% of our clients are startups and 40% are established businesses. We’ve supported multiple startups that went on to raise over $50M in funding.
TECHNICAL
What technologies do you specialize in?
We specialize in React and Next.js on the frontend, Laravel and Node.js on the backend, and blockchain development using Solidity and Web3. Our team also manages DevOps with AWS and Docker.
COMMUNICATION
How do you handle project communication?
We communicate through Slack for day-to-day updates and schedule weekly video calls to review progress. You’ll also have access to our project management system to follow every step in real time.
PRICING
What are your payment terms?
For smaller projects, we typically work with 50% upfront and 50% on completion. Larger projects can be structured with milestone-based payments. We accept bank transfers and cryptocurrency.
SUPPORT
Do you provide ongoing support after launch?
Yes. We include three months of free bug fixes after launch, along with optional maintenance packages for updates, monitoring, and long-term development.
BLOCKCHAIN
Can you help with blockchain and Web3 projects?
Absolutely. We’ve built more than 25 blockchain products including DeFi tools, NFT platforms, and Web3 applications. Our team has deep experience in this space.