LIUKIT

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Development and support of websites, SaaS, CRM, and AI services

Professional development, support and promotion of websites and web applications. I have been building web solutions for more than 15 years!

Services

LIUKIT in Warsaw - Professional web solutions for businesses: from landing pages to complex web applications and AI-powered solutions.

My extensive experience in web development (over 15 years) allows me to bring even the most interesting and unconventional ideas to life. If your project is large or urgent, my network of partners can join in, and together-while strictly following NDA requirements-we will find the right solution for your needs.

All services
Website Creation

Website and Web Application Development

  • Responsive and cross-browser design implementation
  • Website functionality protection and security
  • Search engine optimization
  • Website automation and scalable functionality
  • Individual approach to each client
DrupalWPLaravelReactTailwindBootstrap...
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Website Promotion

Website Promotion (SEO, SMM, SMO)

  • Increasing resource citation level
  • Improving search engine rankings (SEO promotion)
  • Social media management SMM SMO
  • Creating and managing advertising campaigns
  • Custom link building and SMO
SEOSMMSMOAdvertising
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Custom Development

Custom Development

  • CRM and ERP Development
  • Business Automation
  • DBMS and AIS Creation
  • Subsystem Synchronization
  • API Integration
CRMAPIPayment ProcessingAIChatbots
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Remote Employee

B2B, White Label

  • Flexible and personalized payment system
  • Data Security
  • Bank Transfer Payment
  • Over 10 years of experience
  • B2B Services
B2BFrontendBackendFull StackDevOps
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Web Development

User interface (UI) and client-side development.
Working with HTML, CSS, JavaScript.
Responsive design and optimization for various devices.
Frameworks: jQuery, React, Vue.js, Three.js.
Server logic and database interaction.
API and server architecture.
Working with: PHP, Python, Laravel, Symfony, Node.js, Django.
Databases: SQL, NoSQL, MySQL, MongoDB, PostgreSQL.
Combining frontend and backend development.
Full-cycle development from UI to server-side and database.
Working with full-stack frameworks and libraries.
Development and setup of sites based on content management systems (Drupal, WordPress, Shopify).
Theme and plugin development.
Performance and security optimization for CMS.
Development of online stores and e-commerce solutions.
Integration of payment systems, shopping carts, and order management.
Platforms: Drupal, Shopify, WooCommerce, Magento.
Automation and optimization of application development and deployment.
Containerization and orchestration (Docker, Kubernetes).
CI/CD (continuous integration and deployment), infrastructure management.
Testing at various stages of development.
Manual and automated testing.
Ensuring application quality and functionality.
Development and integration of APIs for system interaction.
RESTful, GraphQL, SOAP API.
API security and documentation.
Ensuring security of websites, applications, and data.
Development of secure systems and implementation of attack prevention measures (SQL injections, XSS, etc.).
Data encryption and two-factor authentication.
Development of cloud solutions and services.
Working with cloud platforms: AWS, Google Cloud, Microsoft Azure.
Microservice architecture and distributed systems.
Creation of user interfaces and interactions.
UX prototyping and testing.
Integration of design with frontend development.

Technical Support

Technical Support
Solving technical issues and providing user assistance.
Software setup and maintenance.
Remote support and customer service.
Maintaining websites and web applications functionality
Maintenance & Updates
Security monitoring of websites, applications and web systems.
Protection against cyber attacks, threat detection.
Remote support and customer service.
Vulnerability remediation and attack recovery.
Hosting & Server Support
Managing hosting and server infrastructure.
Server configuration, backup and data recovery.
Support for VPS, cloud services and dedicated servers.
Performance Monitoring & Optimization
Continuous system performance monitoring.
Load optimization, eliminating bottlenecks in websites and web applications.
Using performance analysis tools (New Relic, Google Lighthouse).
Bug Fixing & Issue Resolution
Quick bug and error fixes.
Maintaining and managing known issues list.
Coordinating actions to resolve complex problems.
Data Backup & Recovery
Setting up data backup systems.
Data recovery during failures and emergency situations.
Infrastructure support for regular and secure data storage.
Migration & Integration Support
Support for migrating websites, web applications and data between platforms.
Migration to new servers, databases or content management systems.
Support for integration of new systems and services.
Ensuring compatibility and resolving integration issues.
Cloud Support
Support for cloud infrastructures and services.
Optimization and monitoring of cloud solutions (AWS, Google Cloud, Azure).
Managing cloud resources, configuring and updating cloud services.
Security
Ensuring security of websites, applications and data.
Development of secure systems and implementation of attack prevention measures (SQL injections, XSS, etc.).
Data encryption and two-factor authentication.

Search Engine Optimization (SEO)

Content and meta tags optimization (title, description).
Expanding keyword list and LSI keywords.
Headings optimization (H1, H2) and text for SEO.
Internal linking (site link structure).
Technical SEO.
...
External optimization and backlink building.
Link building, PBN, Tier 1-2-3
Guest posts, forum and directory submissions.
Social signals and PR promotion.
Page Speed optimization.
Working with robots.txt and sitemap.xml files.
Resolving indexing issues and duplicate content.
Improving URL structure and navigation.
Ensuring proper mobile device functionality (Mobile-First).
Local search promotion for geographically-focused businesses.
Working with Google & Yandex Business and Maps.
Optimization for local queries and review management.
Listing in local directories and industries.
Analysis of metrics, analytics and webmaster tools data
Keyword position tracking and SEO reporting.
Traffic, user behavior and conversion metrics evaluation.
Setting up goals, events and reports in analytics systems.
Complete site audit to identify SEO issues.
Technical audit: indexing, structure, and code errors.
Content, backlink profile and competitor analysis.
Recommendations for fixing errors and improving search rankings.
Optimization for online stores and e-commerce platforms.
Working with categories, product cards and site search.
Optimization of filters, reviews and shopping cart functionality.
Eliminating duplicate content in product cards and categories.
Implementation of structured data (Schema.org) to improve search visibility.
Data markup for reviews, events, products, etc.
Improving click-through rate (CTR) through rich snippets in search results.
Optimization for multilingual and multiregional website versions.
Using hreflang for proper indexing and geographic targeting.
Keyword research and competition analysis in international markets.
Consideration of cultural aspects and language differences in content.
Building SEO strategy for new websites from scratch.
Proper site structure, keyword research and content planning.
Tools for initial indexing and setup.
Accelerated indexing and promotion.
Strategies for creating quality backlinks to the site.
Working with blogs, partners and authoritative resources.
Competitor analysis and improving link profile.
Development of "white hat" link building methods for long-term growth.

B2B, Web 3.0, AI, ...

Partnership Programs
White-Label Services
Outsourcing and Subcontracting
Collaboration with Design and Marketing Agencies
Technology and Platform Partnerships
Reseller Opportunities
Remote Employee
Chatbots and Virtual Assistants
AI for E-commerce
AI for Workflow Automation
AI-powered SEO
Machine Learning for Data Analysis
Neural Network Integration
Development of dApps (Decentralized Applications)
Smart Contracts and Blockchain Integration
NFT Marketplaces and Collections
DeFi (Decentralized Finance) Solutions
Cryptocurrency Payment Integration
Web3 Wallets and Authorization
CRM Systems Implementation and Support
ERP Systems Setup and Optimization
Database Administration
Integration with External Services and APIs
Data Migration and System Updates
Security Audits and Web Application Pentesting
DDoS Protection and Malware Defense
Data Leak Monitoring and Prevention
Implementation of Encryption and Information Security Systems
Firewall and Intrusion Detection System Setup
Creation of Interactive 3D Models and Visualizations
VR/AR Application Development for Business
3D Product Configurators
Virtual Tours and Showrooms
Interactive Presentations and Animations
WebGL and Three.js Development
Viktar Liukevich

About me

I'm Viktar Liukevich

Full-stack developer · 15+ years creating web

For over 15 years, I have been creating and growing web projects. Each one is a tailored solution with an individual approach - from the first discussion to launch and long-term support.
LIUKIT is my personal brand. I build websites, web applications, and automation systems hands-on - architecture, code, deployment, and maintenance. 300+ projects for clients across Europe, the UAE, and the USA.
No staff - when a project needs to move faster or scale up, I bring in trusted, highly specialized professionals. Every partner works under NDA. You still communicate with me directly, and I'm personally responsible for deadlines, quality, and the final result.
I'm from Belarus and currently live in Warsaw, Poland. I work with clients worldwide.
300+
Completed Projects
90+
Clients
10+
Partners

Advantages

  • 15+ years working for myself
  • Wide technology stack
  • Rapid development
  • Warranty and support
  • Global quality standards
  • Working with clients worldwide
  • Innovative technological solutions

Full-cycle development

FAQ

How do you work?

Usually the process looks like this:

Request → Estimate → Payment → Work → Result

For a large project I can adjust the workflow and find the optimal approach for your case.

How long does development take?

Average development time is up to 30 days. For very large projects the timeline depends on the stages.

Development with a ready mockup and a complete specification is usually up to 30 days (maximum 60 days).

Where can I review the terms and working rules?

All key points are described in the general user agreement, or in a specific contract tailored for you and your legal department.

How can I become a partner?

Send detailed information about yourself or a specific proposal to info@liukit.com. I try to respond to all emails when possible (except spam and mass mailings).

How much does a project cost?

There is no fixed price - it depends on scope, complexity, integrations, and deadlines. A landing page, corporate website, web app, or SaaS platform are very different in effort.

After a short brief I provide a clear estimate with milestones and payment stages. You can also start via the project form - I will review your request and reply with options.

What technologies do you use?

I choose the stack based on the task, not trends. Common tools: React, PHP (Laravel), Node.js, Python, Drupal, headless CMS, and modern hosting (Docker, Nginx, AWS).

For interactive interfaces and 3D - WebGL and Three.js. The goal is a fast, maintainable solution that your team can grow after launch.

Do you work remotely with clients outside Poland?

Yes. I am based in Warsaw and work with clients across Europe, the UAE, the USA, and other regions. Communication is in English, Polish, or Russian - via video calls, messengers, and email.

Most projects run fully remote. For larger engagements, on-site meetings in Warsaw are possible; visits to another city are available only with full prepayment of travel and accommodation costs.

Do you provide support after launch?

Yes. After launch I can handle updates, security patches, backups, monitoring, and small feature requests. Terms depend on how active your project is - from ad-hoc fixes to a monthly support plan.

I also help with hosting setup, SSL, performance tuning, and SEO basics so the site stays fast and stable long term.