Web3 systems engineering

Ship sharper onchain products with senior technical execution.

BTCENG helps teams design and build smart contracts, digital asset products, NFT platforms, RWA workflows, data infrastructure, agentic workflows, and AI-accelerated delivery systems.

Discuss a project Explore use cases

2017Web3 since

Full-stackProtocol → product

AI-nativeDelivery loop

Web3 nativeEnd-to-end depth

Use case map

Example work across the Web3 stack.

Hover any star to explore a use case and its neighbors — smart contracts, NFTs, oracles, RWA flows, backends, feeds, and delivery tooling.

USE_CASE_MAP / v3 · examples10 nodes · 19 edges · contracts

active use case

Smart Contracts

Solidityarchitecturesecuritytestingaccess controlgas optimization

$Architecture, implementation strategy, security reviews, testing, deployment workflows, and external integrations.

Services

From ambiguous idea to shipped system.

Engage for focused advisory, implementation, technical leadership, or a mix of all three depending on the stage of the product.

SVC.01

Smart contract engineering

Architecture, implementation strategy, security reviews, test plans, deployment workflows, and integration support for teams shipping onchain.

scope a contract

SVC.02

Digital asset infrastructure

Design and delivery for onchain/offchain systems, RWA data flows, market data pipelines, reporting pipelines, and operational tooling.

design a pipeline

SVC.03

Product strategy & tokenomics

Turn fuzzy product ideas into scoped technical roadmaps, incentive models, feasibility checks, and execution plans that teams can actually ship.

stress-test a roadmap

SVC.04

AI-native delivery

Practical use of AI coding, agentic workflows, research, documentation, and QA loops to move faster without losing engineering judgment.

wire an AI loop

Process

A tight loop for technical momentum.

The working style is clear, lightweight, and execution-biased: understand the system, reduce uncertainty, then ship in useful increments.

Map

Clarify the product, users, risks, constraints, and technical surface before writing code.

// discovery

Design

Turn the strategy into architecture, system boundaries, delivery slices, and acceptance criteria.

// architecture

Build

Implement with tight feedback loops, clear tradeoffs, automated checks, and clean handoffs.

// implementation

Evolve

Harden the system, improve observability, refine UX, and keep the roadmap aligned with market reality.

// operations

Tools

The working stack.

A practical mix of Web3, full-stack, data, cloud, and AI tools used to research, design, build, test, and operate products.

Web3SolidityFoundryHardhatEthersViemOpenZeppelinIPFSEVMERC-20ERC-721ERC-4626SolidityFoundryHardhatEthersViemOpenZeppelinIPFSEVMERC-20ERC-721ERC-4626Web3

FrontendNext.jsReactTypeScriptJavaScriptNode.jsMongoDBRedistRPCTailwindFramer MotionNext.jsReactTypeScriptJavaScriptNode.jsMongoDBRedistRPCTailwindFramer MotionFrontend

DataDuneCoinGeckoTradingViewGlassnodeDeFiLlamaSQLPythonClickHousePostgresKafkaDuneCoinGeckoTradingViewGlassnodeDeFiLlamaSQLPythonClickHousePostgresKafkaData

DevOpsVercelGitHubGitHub ActionsAWSDockerKubernetesHelmArgoCDPrometheusGrafanaDatadogVercelGitHubGitHub ActionsAWSDockerKubernetesHelmArgoCDPrometheusGrafanaDatadogDevOps

AIClaudeOpenAIAgentic workflowsPerplexityGeminiCursorNotionObsidianFigmaSlackLinearVS CodeClaudeOpenAIAgentic workflowsPerplexityGeminiCursorNotionObsidianFigmaSlackLinearVS CodeAI

About BTCENG

Engineering judgment for Web3 teams moving through uncertainty.

BTCENG is a focused freelance practice — direct, security-aware, and comfortable across product, data, cloud, and onchain surfaces.

BTCENG grew from years of hands-on blockchain work into a focused freelance engineering practice. The core value is practical translation: turning product intent, protocol constraints, market reality, and delivery pressure into systems that can be understood, built, and evolved.

The work spans discovery, architecture, implementation, automation, research, and technical management. It stays close to the code, close to the contracts, and close to the system constraints that actually matter.

// signal

Operating since2017

Surface areaprotocol → product

Engagementsadvisory · build · lead

Stack postureai-native

Working styleefficient · async-friendly

Contact

Send a concise brief.

Share what you are building, where the uncertainty is, and what kind of help you need. Short and technical is ideal.

// channels

Or reach out directly:
info.btceng@gmail.com