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Our Portfolio - Design

Explore our Design work. Each project shows how we turn a practical need into a dependable product with clear ownership from discovery through delivery.

AI accelerates our execution, senior engineers own the architectural decisions, and every project is backed by our lifetime bug-fixing guarantee.

Design Case Studies

13 projects found

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The website that just works, forever
Internal Product
Website

The website that just works, forever

A fast, polished website built on Next.js and Vercel: set up once, costs nothing to host, and never needs maintenance. No database, no plugins, no 3 AM alerts.

design.vasilkoff.com is our own proof: a dedicated portfolio page for our designer Iryna, built on Next.js, hosted free on Vercel, and running without a single maintenance call since launch. We build these for any business that needs a professional presence, not a system to manage.
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CalculatorX (HideX)
Client Case Study
Mobile App

CalculatorX (HideX)

CalculatorX (HideX) is a Swift privacy app that hides photos, videos, and contacts behind PIN-protected vaults, decoy access, and discreet app presentation.

CalculatorX (HideX) proves we can build privacy-first mobile utilities where security features and everyday usability have to coexist. The same experience applies to vault apps, secure consumer tools, hidden-content utilities, and products that need discreet access patterns without confusing users.
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Sur.co: Custom Shopify E-Commerce Store
Client Case Study
Website

Sur.co: Custom Shopify E-Commerce Store

Custom Shopify theme development for Sur.co, a premium e-commerce brand. Bespoke Liquid theme, original UX/UI design, mobile-first, conversion-optimised product pages and checkout.

Sur.co is a premium e-commerce brand that needed a fully custom Shopify theme to replace a generic template. Vasilkoff delivered a bespoke Liquid theme with original UX/UI design, mobile-first implementation, conversion-optimised product and collection pages, and seamless checkout flow, giving the brand a unique, high-performance storefront that reflects its premium positioning.
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Calculator Lock - Android App
Internal Product
Mobile App

Calculator Lock - Android App

Calculator Lock is an Android app that hides photos, videos, and files using a disguised calculator icon for privacy.

Calculator Lock demonstrates our expertise in developing privacy-centric mobile applications with advanced security features. Vasilkoff Ltd specialised in creating innovative utility apps incorporating biometric security, disguised interfaces, and intruder alerts. This experience is ideal for clients needing secure Android applications focused on data protection and user privacy. Our focus is on delivering reliable, intuitive solutions that prioritize user confidentiality and implement robust security protocols.
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Libi and Daughters
Client Case Study
ReactJS

Libi and Daughters

Libi and Daughters is a luxury cosmetics company with full IT development, including ReactJS/NodeJS and native mobile apps.

Libi and Daughters showcases our expertise in delivering end-to-end digital solutions for new companies, providing comprehensive eCommerce platforms from scratch. Vasilkoff Ltd specialised in full-stack development (ReactJS/NodeJS) and native mobile apps (iOS/Android), integrated with Shopify and Stripe. This experience is ideal for brands needing a complete, scalable, and secure online presence, ensuring a seamless shopping experience across all devices and ongoing technical support for sustained growth.
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SPIN DEALS APP
Client Case Study
Mobile App

SPIN DEALS APP

SpinDeals is a native iOS and Android app offering unique deals and coupons for cafes, restaurants, and shops in Athens and Cyprus.

SpinDeals showcases our expertise in developing engaging, native mobile applications for the deals and offers market. Vasilkoff Ltd specialised in creating user-friendly, cross-platform solutions (iOS/Android) with gamified elements like 'spin the wheel' to enhance user engagement and deliver unique coupons. This experience is ideal for businesses seeking to drive foot traffic and customer acquisition through innovative, location-based discount platforms. We deliver intuitive apps that provide value to both users and local businesses.
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Easy VPN Free
Client Case Study
Mobile App

Easy VPN Free

Easy VPN Free is a 100% free, open-source Android app using VPN Gate, offering secure, censorship-resistant access without tracking.

Easy VPN Free exemplifies our expertise in developing open-source, privacy-focused mobile applications. As an Android VPN app with a publicly available codebase, it showcases our commitment to ethical software development and transparent practices. This experience is crucial for startups and MVPs, demonstrating how we leverage stable, battle-tested open-source components to accelerate development, reduce costs, and deliver scalable, secure solutions with faster time-to-market.
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CAMERA MIRRORS
Client Case Study
Mobile App

CAMERA MIRRORS

Enhance your photos with Camera Mirrors. Crafted for clients, this app allows stunning mirrored effects. Contact us to create your app masterpiece.

Camera Mirrors showcases our proficiency in developing innovative mobile image manipulation applications. Vasilkoff Ltd specialised in creating high-performance apps with advanced photo editing features and unique visual effects for both iOS and Android. This expertise is ideal for clients seeking creative tools or media-focused platforms that require sophisticated, yet intuitive, user interfaces. We focus on bridging technology and design to deliver practical solutions that enhance user creativity.
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Housekeeper World
Client Case Study
Mobile App

Housekeeper World

Housekeeper World is a service-booking platform with mobile access, flexible cleaning packages, and a smoother customer path from selection to booking.

Housekeeper World proves we can digitize service businesses with customer-friendly booking flows and operations-aware mobile delivery. The same experience applies to appointment platforms, service marketplaces, CRM-connected apps, and businesses that need smoother booking without increasing admin chaos.
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GARANTEX EXCHANGE
Client Case Study
Crypto

GARANTEX EXCHANGE

Garantex Exchange is a professional cryptocurrency exchange platform with a website and native iOS and Android apps.

Garantex Exchange demonstrates our ability to rapidly deploy scalable and secure crypto exchanges by leveraging and customizing open-source frameworks like Peatio. Vasilkoff Ltd specialised in comprehensive Fintech solutions with multi-platform access (Web, iOS, Android), ensuring advanced trading features and robust security. This expertise is ideal for clients seeking quick, cost-effective solutions for building professional trading platforms that meet rigorous security standards and support high transaction volumes.
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HEPTAPOLIS
Client Case Study
Web3

HEPTAPOLIS

Heptapolis.com received an all-in-one crypto ICO solution including smart contract development, DApp creation, and strategic support.

Heptapolis demonstrates our expertise in delivering comprehensive DApp and crypto project solutions. We provide end-to-end services for successful ICO launches, including secure smart contract development, intuitive DApp creation, and strategic technical documentation. This experience is ideal for clients seeking robust blockchain solutions and effective fundraising strategies. We ensure seamless integration of technology and marketing, helping projects securely navigate the crypto market and achieve fundraising objectives.
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COINAGE WALLET
Client Case Study
Crypto

COINAGE WALLET

Coinage Wallet is a customizable crypto-exchange platform built on a proven foundation, with branding flexibility, security focus, and scalable trading support.

Coinage Wallet proves we can turn exchange infrastructure into a client-ready product instead of forcing every platform build to start from zero. The same experience applies to crypto exchanges, white-label trading platforms, branded financial portals, and Web3 products that need security and customization together.
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What Every Delivery Shares

Beyond frameworks and tools, every Vasilkoff project is defined by clear engineering standards and measurable responsibility.

AI-Accelerated Speed

We leverage custom local AI models to automate boilerplate code, speeding up delivery timelines to weeks instead of months.

Senior Human Ownership

AI generates code, but senior engineers design the architecture, conduct security reviews, and own the final execution.

Lifetime Bug Guarantee

We stand behind our engineering. Every product delivered includes a lifetime guarantee for free bug-fixing.

Have a product idea or system challenge?

Start with an instant proposal or talk with our engineering team to scope your project risks and timeline.