Mobile Applications
Native iOS and Android applications, plus cross-platform builds with React Native and Flutter. We handle architecture, Firebase and REST integrations, and full App Store or Google Play deployment.
Software Studio · Košice, SK
Digital products shaped by precise engineering from concept to launch.
Effka s.r.o. turns ideas into fully functional web applications, mobile apps, and AI systems. From first concept to final deployment, we build with the care and technical depth needed for 100% customer satisfaction.
Native apps
AI workflows
Production web
App Launch
Stable release flow
Build
Ready
Swift
React
Python
LLMs
PHP
Services
Software for teams that need the details to hold.
Web Solutions
Modern web apps, e-commerce, CMS builds, APIs, and microservices engineered for maintainability. Our stack spans PHP, JavaScript, React, Vue.js, Node.js, MySQL, and MongoDB.
AI Solutions
Practical AI workflows for LLMs, OCR, image and text recognition, handwriting recognition, predictive analytics, and NLP. We build with Python, OpenAI API, OpenCV, TensorFlow, PyTorch, and Hugging Face.
Work
From first concept to final deployment.
A focused delivery path with enough structure for serious products and enough flexibility for new ideas to evolve while we build.
Define the product
We clarify the idea, users, technical constraints, and launch path before engineering begins.
Scope
UX flow
Architecture
Build the system
Web applications, mobile apps, AI workflows, APIs, databases, and integrations are developed as one coherent product.
Swift
React
Python
Deploy and improve
We take products through App Store, Google Play, web, and cloud deployment with long-term stability in mind.
Release
Monitor
Iterate
Delivery system
Concept → Launch
UX aligned
APIs integrated
Store ready
AI evaluated
About Effka and company values
Fairness
Every project receives full passion, attention, and commitment.
Long-term partnerships
We build working relationships on trust and mutual respect.
Stability
Our solutions are reliable, robust, and ready for daily use.
Experience
Years in software development help us move carefully and quickly.
Team
Small enough to care, experienced enough to deliver.
JG
Jozef Gmuca
CEO, Head Developer
jozef@effka.eu +421 917 718 658ZG
Zuzana Gmucová
Financial Department
zuzana@effka.eu +421 907 464 456MD
Marketing Department
Partnerships and communication
marketing@effka.eu +421 917 718 658
Sponsoring
Backing young talent where performance meets ambition.
Effka supports young talent in sport and technology. The ambassador program focuses on performance, consistency, and professional growth for brands that want to connect with speed, innovation, and ambition.
Formula 4
International motorsport
Brand ambassador