InfStones

Blockchain Site Reliability Engineer

United States full-time Mid Salary not listed
full-time Mid level Technology & IT Curated
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About the role

Job Position: Blockchain Site Reliability Engineer
Location: Dallas, TX, USA (Remote Acceptable)
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About Company

InfStones is an advanced, enterprise-grade Platform as a Service (PaaS) blockchain infrastructure provider trusted by the top blockchain companies in the world. InfStones’ AI-based infrastructure provides developers worldwide with a rugged, powerful node management platform alongside an easy-to-use API. With over 20,000 nodes supported on over 80 blockchains, InfStones gives developers all the control they need - reliability, speed, efficiency, security, and scalability - for cross-chain DeFi, NFT, GameFi, and decentralized application development. InfStones is trusted by the biggest blockchain companies in the world including Binance, CoinList, BitGo, OKX, Chainlink, Polygon, Harmony, and KuCoin, among a hundred other customers. InfStones is dedicated to developing the next evolution of a better world through limitless Web3 innovation.
To date, InfStones has raised over $110 million in capital and is backed by Softbank, GGV Capital, Susquehanna International Group (SIG), Dragonfly Capital, Qiming Venture Partners, Plug and Play, and many renowned institutional investors.
If you enjoy being on the cutting edge of technology, we encourage you to apply!
Job Description
As a Blockchain Site Reliability Engineer (SRE), you will be responsible for ensuring the reliability, availability, and performance of blockchain nodes and related infrastructure. You’ll monitor, troubleshoot, and resolve incidents in production environments, while also building automation tools to improve efficiency and reduce operational risks.
This role requires strong Linux system expertise, solid on-call and incident response experience, and the ability to work under pressure to quickly restore services. You’ll also collaborate with protocol engineers and open-source communities to ensure smooth upgrades and long-term system stability.
Key Responsibilities
1. Deploy, monitor, and maintain blockchain nodes across multiple networks.
2. Ensure system reliability and uptime by actively managing incidents, troubleshooting, and resolving node failures.
3. Develop automation and maintenance tools (using Golang, Shell, Python, etc.) to streamline operations.
4. Build and maintain monitoring, alerting, and logging systems to proactively detect and address issues.
5. Collaborate with engineering teams and solution architects on reliability improvements and incident prevention.
6. Participate in the on-call rotation to provide timely incident response and resolution.
Qualifications
1. Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience).
2. Strong Linux system administration skills (networking, performance tuning, debugging, security).
3. Expertise with at least one mainstream programming language such as Golang, Python, Javascript, Rust, etc., and have good programming skills and programming habits.
4. Experience with monitoring/alerting tools (e.g., Prometheus, Grafana, ELK, etc.).
5. Strong problem-solving skills and the ability to respond quickly under pressure.
6. Solid technical documentation skills.
Prefers (Nice to have)
1. Hands-on experience with blockchain node deployment, maintenance, and upgrades.
2. Familiarity with mainstream blockchain protocols (e.g., Ethereum, Cosmos, Polkadot, Solana).
3. Experience with containerization/orchestration tools (Docker, Kubernetes).
4. Knowledge of smart contracts, Web3 RPC, or Solidity is a plus.
Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Mid
Technology & IT Administration Javascript Python Remote Collaboration Writing Mid level

Likely questions

  1. Tell us about work you have done that is close to the Blockchain Site Reliability Engineer role.
  2. How would you approach your first 30 days at InfStones?
  3. Which of Administration, Javascript and Python have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with Administration, Javascript and Python.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Blockchain Site Reliability Engineer role because I can bring practical experience in Administration, Javascript and Python, learn the team quickly, and contribute to the outcomes InfStones needs from this hire.

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