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Senior Infrastructure EngineerDfns • New York, New York, United States
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Senior Infrastructure Engineer

Dfns
  • US
    New York, New York, United States
  • US
    New York, New York, United States
Postuler Maintenant

À propos

Job description Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We’re hiring a Senior Infrastructure Engineer to design, operate, and scale the systems that power our platform. You’ll work at the intersection of blockchain, cybersecurity, and distributed infrastructure, ensuring our services are reliable, secure, and ready to meet the demands of a trillion-dollar financial industry. This role goes beyond maintaining servers. You’ll architect, automate and secure infrastructure, improve resilience, and embed best-in-class DevOps and SRE practices into our workflows. You’ll collaborate across engineering, product, and security to translate requirements into infrastructure that is scalable, cost-efficient, and secure.
Responsibilities
Design, build, and maintain cloud infrastructure with a focus on scalability and security.
Architect and operate containerized and orchestrated systems (Docker, Kubernetes).
Automate provisioning and deployments using Terraform, Jenkins, and CI/CD pipelines.
Implement and maintain observability with Datadog across logs, metrics, and traces.
Optimize performance and reliability of Node.js applications and backend services.
Configure and manage secure enclaves (AWS Nitro) to harden critical workflows.
Partner with product and security to align infra decisions with roadmap and risk strategy.
Document systems, promote knowledge sharing, and support client discussions.
Requirements
8+ years of infrastructure, DevOps, or SRE experience in cloud-native systems.
Strong expertise with AWS (Lambda, EKS, API Gateway, DynamoDB, S3, CloudFormation, CloudWatch); GCP is a plus; IBM and Thales are a plus too.
Skilled in Infrastructure-as-Code (Terraform) and CI/CD automations.
Deep knowledge of Docker, Kubernetes, and containerized microservices.
Experience administering and tuning SQL and NoSQL databases.
Familiar with observability platforms (Datadog, ELK, Prometheus/Grafana).
Solid understanding of infrastructure security and applied cryptography fundamentals.
Proficiency in scripting and systems programming (Python, Go, Rust, or TypeScript).
Clear communication skills, ability to operate under pressure and make sound decisions.
Ideally, experience with blockchain networks and smart contracts.
Interview process
Intro call with Co-CEO (30 min)
Personality and cognitive tests (45 min)
Coding test in a language of your choice.
Focus interviews with the hiring panel (180 min)
Code review
Architecture review
Security fundamentals
Culture check fit
Final interview with CTO (30 min).
Reference calls and background checks.
Our offer
Title: Senior Infrastructure Engineer
Salary: $220,000-300,000 per year (full-time)
Equity: 100-200 stock options vested over 4 years
Benefits: Healthcare, travel expenses and other perks
Location: United States (remote-first, office optional)
Equipment: MacBook Pro + essentials
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  • New York, New York, United States

Compétences linguistiques

  • English
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