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Building the Future of Web3 Infrastructure

Jinu

Blockchain DevOps Engineer

Delivering scalable, high-reliability infrastructure for blockchain networks including Babylon, Chainlink, Celestia, Sui, and Cosmos SDK chains

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About

I am a DevOps engineer focused on delivering scalable, high-reliability infrastructure for blockchain networks. I contribute to the deployment, observability, and system-level performance of protocols such as Babylon, Chainlink, Celestia, Somnia, Sui, Injective, Band Protocol, Hyperliquid, and Axelar.

With expertise in Kubernetes-native deployments, container orchestration, and Linux kernel optimization, I design validator and full node environments that meet the demands of high-throughput, low-latency blockchain systems. I have hands-on experience running Cosmos SDK full nodes in Kubernetes using Cosmos-operator, and deploying infrastructure across AWS.

Beyond infrastructure engineering, I research consensus protocols such as DAG-based systems (Narwhal, Bullshark, Tusk) and lazy execution models like MonadBFT and AutobahnBFT, with a focus on performance, validator safety, and determinism.

Projects

Production-grade blockchain infrastructure and DevOps solutions

Featured

Babylon Validator Infrastructure

Designed and operated validator, fullnode, and vigilante infrastructure with Bitcoin integration

BlockchainKubernetesPrometheusBitcoin
2024-10-15
Featured

Cosmos SDK Kubernetes Automation

Deployed Cosmos SDK full nodes using Kubernetes with Cosmos-operator

KubernetesCosmos SDKHelmDevOps
2024-07-25

Metis Decentralized Sequencer

Operated decentralized sequencer with Tendermint-based epoch selection

Layer2SequencerTendermintMonitoring
2024-06-15
Featured

Chainlink OCR Node Operations

Operated OCR nodes across Polygon and Ethereum with custom monitoring system

ChainlinkOracleGolangPrometheus
2024 - now

Technical Writing

Deep dives into blockchain infrastructure, consensus mechanisms, and DevOps practices

[KOR] Deep dive into Sui

이 아티클에서는 Sui의 전반적인 맥락과 이들이 제안하는 핵심 개념들(소유 객체와 공유 객체, 합의와 실행의 분리, 부분 동기 환경에서의 전역 순서 합의)를 중심으로, 어떻게 Sui가 고성능 블록체인을 위한 새로운 패러다임을 제시하는지 깊이 있게 분석합니다.

SuiLutrisFastpath+3
2025-04-05
Read on Medium

Running Cosmos SDK Full Nodes in Kubernetes with Cosmos-operator

A comprehensive guide to deploying and managing Cosmos SDK blockchain nodes using Kubernetes and the Cosmos-operator

KubernetesCosmos SDKBlockchain+1
2024-11-15
Read on Medium

Linux Kernel Optimization for High-Performance Validators

Advanced kernel tuning techniques for achieving deterministic latency and maximum validator performance

LinuxPerformanceValidators+1
2024-10-20
Read on Medium

Understanding DAG-based Consensus: Narwhal, Bullshark, and Beyond

Deep dive into DAG-based consensus mechanisms and their implications for blockchain scalability

ConsensusDAGBlockchain+1
2024-09-10
Read on Medium

Building Production-Grade Monitoring for Blockchain Validators

Implementing comprehensive Prometheus-based monitoring systems for validator infrastructure

PrometheusMonitoringValidators+1
2024-08-25
Read on Medium

Deploying Blockchain Infrastructure on AWS EKS

Best practices for running blockchain nodes on Amazon EKS with high availability and security

AWSEKSKubernetes+1
2024-07-15
Read on Medium
View all articles on Medium

Let's Connect

Open to discussing blockchain infrastructure, validator operations, and DevOps challenges

For inquiries and collaborations

[email protected]or[email protected]

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