Senior Infrastructure Engineer

March 30

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Caldera

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The world's first modular blockchain platform

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Description

• Own significant components of Caldera's core infrastructure • Architect and develop backend systems to ensure the smooth operation of Caldera chains • Improve our DevOps pipeline, which allows Caldera chains to be deployed reliably and securely • Increase the reliability of our infrastructure by continuously improving the observability stack • Maintain and enhance the security posture of our cloud infrastructure • AWS Security: • Develop, deploy, and maintain security measures within AWS environments to safeguard against various security threats. • Monitor, assess, and react to security incidents and vulnerabilities within AWS. • Adopt and enforce AWS security best practices, including IAM policy management, VPC setups, and network protection. • Conduct security evaluations and audits on AWS infrastructure, providing recommendations for enhancements. • Kubernetes Security: • Enhance and protect Kubernetes clusters to mitigate vulnerabilities and attacks. • Implement network policies, Role-Based Access Control (RBAC), and security contexts to solidify security measures in Kubernetes. • Monitor and address security incidents within Kubernetes clusters.

Requirements

• Have 4+ years of engineering experience • Have experience writing backend services in Go or Typescript • Have experience with cloud technologies, especially Kubernetes, Docker, Terraform, Helm • Hands-on experience with cloud / infrastructure providers, including AWS, Vercel, and Cloudflare • Keen eye for security, solid understanding of threat modeling and secure system architecture • Are confident with performance optimization, identifying bottlenecks and scalability concerns • Have familiarity with observability tools like Grafana or Datadog • Bonus points if you... • Are familiar with how blockchains like Ethereum or Bitcoin work under the hood • Are up-to-date with Ethereum scaling solutions such as sidechains or rollups • Have an understanding of cryptography primitives, such as hash functions or digital signatures • Have built Ethereum “dapps” before

Benefits

• Competitive pay • Equity grant in the company • Full benefits