Blockchain Systems Developer (EVM & Consensus Layer) Job at Blockmedia, Covington, KY

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  • Blockmedia
  • Covington, KY

Job Description

Salary: $100,000 - 150,000 per year Requirements:

  • We are seeking a Senior Blockchain Infrastructure Developer with the following qualifications:
  • A minimum of 3 years of experience in blockchain infrastructure, particularly with Ethereum or EVM-compatible chains.
  • Practical experience with one or more consensus clients, such as Lighthouse, Prysm, Teku, Nimbus, or Lodestar.
  • A comprehensive understanding of Ethereum’s Proof-of-Stake consensus mechanism.
  • Experience operating full nodes, archive nodes, and validator clients.
  • Familiarity with JSON-RPC, WebSocket APIs, and Ethereum data structures.
  • Proficient scripting and backend development skills in Python, Rust, or Go.
  • Experience with monitoring tools such as Prometheus, Grafana, or the ELK stack.
  • Knowledge of Docker, Linux system administration, and cloud environments (AWS, GCP, or bare-metal).
Responsibilities:
  • As a Senior Blockchain Infrastructure Developer, my key duties include:
  • Deploying, managing, and overseeing Ethereum and EVM-compatible full nodes and consensus clients (mainnet and testnet).
  • Configuring and maintaining infrastructure across clients like Lighthouse, Prysm, Teku, Nimbus, and Lodestar.
  • Developing tools to extract, index, and query blockchain state and transaction data.
  • Creating backend services to support infrastructure monitoring, validator performance analytics, and chain event triggers.
  • Working with RPC endpoints, WebSocket listeners, and real-time data ingestion pipelines.
  • Troubleshooting consensus layer issues, including finality delays, slashing risks, and fork resolution.
  • Ensuring high-availability node architecture through backup, load balancing, and failover strategies.
  • Contributing to the performance tuning and secure configuration of blockchain infrastructure across cloud and bare-metal setups.
Technologies:
  • AWS
  • Backend
  • Blockchain
  • Cloud
  • Docker
  • ELK
  • Ethereum
  • Frontend
  • GCP
  • GitHub
  • GitLab
  • Grafana
  • Support
  • JSON
  • Linux
  • Load Balancing
  • Prometheus
  • Python
  • Rust
  • NodeJS
  • DevOps
  • Java
  • Network
  • TypeScript

More:

At Blockmedia LLC, we are a pioneering technology company specializing in advanced software engineering, blockchain systems, and artificial intelligence. Our goal is to expand our infrastructure team to create next-generation blockchain platforms and backend systems that can support decentralized ecosystems efficiently.

The compensation for this full-time position ranges from $100,000 to $150,000 per year, with a relocation package, health benefits (medical, dental, and vision) following a 90-day employment period, and a gym membership.

We provide a dynamic work environment focused exclusively on true blockchain infrastructure, having no frontend, smart contract, or dApp responsibilities. Upon joining, you will benefit from a high six-figure salary, health coverage after 90 days, and wellness perks, as well as the opportunity to work at the intersection of blockchain and high-performance systems.

To apply, please send your resume along with your GitHub or GitLab profile that showcases any contributions to open-source infrastructure, validator dashboards, or monitoring systems you've developed. A brief cover letter detailing your experience with client-level or consensus-layer operations is highly encouraged. Please note that applicants must have hands-on blockchain experience listed in their resume, as we will not contact candidates lacking this requirement.

last updated 47 week of 2025

Job Tags

Full time, Contract work, Relocation package,

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