Engineering Studio

We build software that scales

Full-stack engineering studio specializing in web platforms, cloud infrastructure, Web3, trading systems, AI/ML, and security. From prototype to production-grade architecture.

5+

Years of Expertise

50+

Projects Delivered

6.2k+

GitHub Stars

Ready to build something great?

From startup MVPs to enterprise platforms — let's discuss how we can bring your vision to life.

Get in Touch

Web Applications

Full-stack web platforms built with modern frameworks. Scalable architectures from monoliths to microservices, designed for growth.

React Next.js Vue.js TypeScript Node.js Go

Cloud & DevOps

Kubernetes orchestration, Docker containerization, CI/CD pipelines, monitoring, and production-ready infrastructure that runs 24/7.

Kubernetes Docker AWS Nginx CI/CD Grafana

Web3 & Blockchain

Smart contract development, DeFi protocols, NFT ecosystems, and decentralized applications on Ethereum and EVM-compatible chains.

Solidity Ethereum Hardhat OpenZeppelin DeFi

Trading & Finance Systems

Proprietary trading platforms, crypto exchanges, evaluation systems for prop firms, and algorithmic trading infrastructure.

FIX Protocol Crypto Exchanges Prop Trading Real-time

AI/ML & Data Science

Machine learning models, reinforcement learning, data analysis pipelines, and AI-powered features integrated into your products.

PyTorch Scikit-learn NumPy Pandas RL

Security & Reverse Engineering

Security audits, penetration testing, reverse engineering (Android/iOS), cryptography implementation, and vulnerability assessment.

Binary Ninja Frida SSL/TLS Audit

Mobile Development

Cross-platform mobile apps for iOS and Android. Native performance with shared codebases using React Native, Flutter, and Ionic.

React Native Flutter Ionic Electron

API & Architecture

Domain-Driven Design, microservices, event sourcing, GRPC, Protocol Buffers, and OpenAPI. Built for maintainability and performance.

DDD GRPC GraphQL REST Event Sourcing

MVP & Startup Development

Rapid prototyping and MVP development. We have a proven track record of driving prototypes to full-blown revenue-generating products.

Prototyping Lean Fast Launch Product-Market Fit
How we work

Our Process

A proven approach that delivers results.

01

Discovery

We understand your goals, users, and technical requirements to define the project scope and architecture.

02

Design & Plan

Architecture design, tech stack selection, domain modeling, and detailed implementation roadmap.

03

Build & Iterate

Agile development with regular demos and feedback cycles. Security and performance baked in from day one.

04

Deploy & Support

Production deployment with monitoring, logging, and ongoing maintenance. We don't disappear after launch.

Have a project in mind?

Let's discuss how we can help you achieve your goals with the right technology and architecture.

Start a Conversation
Who we are

Our Team

A small, senior engineering team with deep expertise across the full stack. No juniors, no overhead — just experienced engineers who ship.

Ing. Karel Kopriva

Ing. Karel Kopriva

Founder & CEO

Full-stack developer and infrastructure architect with hands-on experience building scalable digital products. From mobile apps to cloud-native backends, Karel turns ideas into production-grade software.

Specializes in end-to-end project delivery — combining deep technical expertise with a pragmatic, business-focused approach. Every project gets direct, senior-level attention.

Core Focus

Full-Stack Development Cloud Infrastructure Mobile Apps DevOps Project Leadership
Richard Hutta

Richard Hutta

Co-Founder & CTO

Engineer with deep understanding of software, excelling in web development, finance, crypto, and DevOps. Proven ability to build complex applications, ensure security, and leverage AI/ML.

Led development of proprietary trading platforms from concept to first revenue. Creator of popular open-source projects with 6,000+ GitHub stars. Expert in scalable architectures that last.

Core Focus

Web3 & Blockchain Trading Systems Security & RE AI/ML Architecture
Portfolio

Featured Projects

Selected work from our team — from open-source tools to production platforms.

💱

Cryptocurrency Exchange

Built a crypto-to-crypto exchange platform enabling seamless trading with competitive rates and secure transactions.

📈

Prop Trading Platform

Designed and built a proprietary trading firm platform from scratch — complete trading evaluation and funding system for aspiring traders.

🎨

NFT Ecosystem

Complete NFT ecosystem with decentralized exchange, gaming elements, and token contracts. Built with TypeScript, Next.js, and Solidity.

☀️

Solar Platform (Clean.tech)

Co-founded startup targeting US solar market. Platform for 3D model downloads and AI-powered solar panel analysis & design.

📱

Instagram Private API SDK

Open-source NodeJS Instagram private API SDK. 6,200+ GitHub stars, used by thousands of developers worldwide.

View on GitHub
🎲

Poker Solver

Advanced Texas Hold'em poker solver using Monte Carlo Tree Search. Implements game theory optimal strategies for decision making.

Capabilities

Technology Stack

Battle-tested tools and frameworks our team uses daily.

Languages

Golang Python TypeScript JavaScript Solidity Ruby Java C# PHP SQL

Web & Frontend

React Next.js Vue.js Node.js Ruby on Rails Electron Ionic Three.js WASM

Cloud & DevOps

Kubernetes Docker CI/CD AWS Cloudflare Nginx Grafana Linux MinIO / S3

Databases & Architecture

PostgreSQL MongoDB Redis LevelDB GraphQL GRPC Protocol Buffers Event Sourcing DDD

Web3 & Blockchain

Ethereum EVM Hardhat OpenZeppelin ERC Standards Bitcoin

AI/ML & Security

PyTorch Scikit-learn NumPy / Pandas Binary Ninja Frida Cryptography
Philosophy

How We Work

Core principles that guide every project.

Senior Engineers Only

You work directly with experienced engineers. No project managers, no juniors, no middlemen. Fast decisions, direct communication, expert execution.

Quality Over Quantity

We take on a limited number of projects to ensure each one gets the craftsmanship and senior attention it deserves.

Production First

Every line of code is written with production in mind. Monitoring, logging, error handling, security, and scalability from day one.

Get in Touch

Reach out through the form or contact us directly. Always happy to discuss new opportunities, partnerships, and technical challenges.

Email

[email protected]

Website

ngnir.dev

Availability

Remote-first, support all timezones

Send a Message