Next.js
Frontend FrameworkWe use Next.js for server-side rendering, static site generation, and building fast, SEO-friendly React applications.
We build on what holds up.
Next.js, NestJS, Postgres and other tools from real projects. We pick the stack for what the system must carry — not for what's trendy.
Frontend Technologies
React
UI LibraryThe foundation of our frontend development, enabling us to create dynamic, interactive user interfaces efficiently.
Tailwind CSS
CSS FrameworkOur preferred styling solution for building custom, responsive designs with minimal CSS and maximum flexibility.
TypeScript
Programming LanguageWe write all our code in TypeScript to ensure type safety, better developer experience, and fewer bugs in production.
shadcn/ui
Component LibraryBeautifully designed, accessible components that we customize to match your brand and requirements.
TanStack Query
Data FetchingPowerful data fetching and caching for React. We use it to manage server state with minimal boilerplate.
Backend & Data
Node.js
RuntimeOur primary backend runtime. We build fast, scalable APIs and server-side logic with Node.js.
NestJS
Backend FrameworkOur go-to framework for building scalable, maintainable server-side applications with Node.js and TypeScript.
tRPC
API LayerEnd-to-end typesafe APIs. We use tRPC for type-safe communication between frontend and backend with zero code generation.
Prisma
ORMModern database toolkit that makes database access easy with an auto-generated query builder for TypeScript & Node.js.
PostgreSQL
DatabaseOur preferred relational database for its reliability, feature set, and excellent performance characteristics.
Redis
In-memory DatabaseUsed for caching, session storage, and real-time features requiring high-performance data operations.
Mobile Development
React Native
Mobile FrameworkWe develop cross-platform mobile applications with a single codebase for iOS and Android using React skills.
Expo
Mobile PlatformWe use Expo to build React Native apps with faster development, OTA updates, and managed build services for iOS and Android.
Authentication
Next-Auth
AuthenticationAuthentication for Next.js. We implement secure sign-in, session management, and OAuth providers for web applications.
Firebase
Backend & AuthBackend-as-a-service for auth, database, storage, and real-time features. We use it when rapid iteration and scalability matter.
Payment Gateways
Stripe
Payment GatewaySecure payment processing platform that enables businesses to accept payments online and in mobile apps with ease.
Global Payments
Payment GatewayEnterprise payment technology for in-person, online, and mobile transactions. We integrate Global Payments for clients needing broad payment coverage.
GoPay
Payment GatewayCzech and Slovak payment gateway. We integrate GoPay for local payment methods, bank transfers, and cards in CZ/SK markets.
Comgate
Payment GatewayPayment gateway and terminals for CZ, SK, PL, HU, RO. We use Comgate for transparent pricing and local payment methods in Central Europe.
Besteron
Payment GatewaySlovak payment gateway for cards, Apple Pay, Google Pay, and bank buttons. We integrate Besteron for local e-shops in SK/CZ markets.
VÚB eCard
Payment GatewayVÚB Bank eCard payment gateway on the XPay platform. We integrate VÚB eCard for secure online card payments, Apple Pay, and Google Pay.
Security & Infrastructure
Cloudflare
Security & CDNWe utilize Cloudflare for content delivery, DDoS protection, and security services to ensure your applications are fast and secure worldwide.
WebSupport
Hosting & DomainsSlovak hosting and domain provider. We use WebSupport for reliable web hosting, DNS, and email services for clients in CZ and SK markets.
Analytics & Business Intelligence
Google Analytics
Analytics PlatformWe implement and customize Google Analytics to provide deep insights into user behavior, helping you make data-driven decisions.
Microsoft Clarity
Behavioral AnalyticsFree session recordings and heatmaps. We use Clarity to visualize how users interact with your site and identify friction points.
Meta Pixel
Ad TrackingWe implement Meta Pixel for conversion tracking, audience building, and campaign optimization across Facebook and Instagram ads.
AI & Machine Learning
OpenAI
AI modelWe integrate OpenAI models (GPT) into applications — from chatbots and content generation to data analysis and automation.
Anthropic (Claude)
AI modelWe use Claude for safe AI assistants, text processing, and decision support in business workflows.
Google Gemini
AI modelWe connect Google Gemini for multimodal AI — text, images, and data within the Google Cloud ecosystem.
LangChain
AI frameworkWe build RAG pipelines, agents, and AI workflows with LangChain — from chatbots to automation with company data.
Hugging Face
AI platformWe use the Hugging Face hub and libraries for open-source models, fine-tuning, and ML deployment.
DevOps & Infrastructure
Docker
ContainerizationWe containerize applications for consistent development, testing, and production environments.
AWS
Cloud PlatformOur primary cloud provider, offering a comprehensive suite of services for hosting and scaling applications.
GitHub Actions
CI/CDWe implement CI/CD pipelines with GitHub Actions to automate testing, building, and deployment processes.
Vercel
Deployment PlatformOur preferred platform for deploying and scaling frontend applications with minimal configuration.
Hetzner
Cloud & HostingEuropean cloud and dedicated hosting. We use Hetzner for cost-effective, reliable infrastructure when EU data residency matters.
DigitalOcean
Cloud PlatformSimple cloud infrastructure for apps and databases. We use DigitalOcean for straightforward deployment when you need predictable pricing.
Monitoring & Observability
Sentry
Error MonitoringError monitoring and performance tracking so we catch and fix issues before users report them.
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