Private blockchain engineering.

We collaborate with a limited number of high-quality teams.

Positioning

We are not an agency.

We work as an engineering partner for projects that require deep technical involvement.

Most requests are declined.

We do work with

funded teams building long-term infrastructure products with real technical complexity protocols and systems requiring engineering depth founders with strong technical or product vision teams prioritizing security, scalability, and reliability

We do not work with

meme-driven tokens fast-launch products with no technical depth anonymous or unverified teams low-budget / experimental ideas without funding short-term speculative initiatives

Capabilities

Smart contract architecture

Designing secure, upgradeable and modular smart contract systems.

Protocol design

Engineering blockchain protocols with focus on scalability and long-term stability.

Token economics

Designing secure, upgradeable and modular smart contract systems.

Node infrastructure

Engineering blockchain protocols with focus on scalability and long-term stability.

Security-focused development

Designing secure, upgradeable and modular smart contract systems.

Apply for consideration

Experience

Ethereum

(ERC-20, ERC-721, upgradeable contracts)

Solana ecosystem

(ERC-20, ERC-721, upgradeable contracts)

stablecoin infrastructure

(USDT / USDC integrations)

EVM-compatible networks

(USDT / USDC integrations)

high-load blockchain systems

(USDT / USDC integrations)

Privacy

Most of our work remains undisclosed.
We do not publicly disclose the majority of projects.

Contact us

Access is limited.

Most requests are declined.

If you believe your project is an exception – reach out directly.

Telegram: @cjsdev