Senior DevOps

4 weeks ago

Madurai, Tamil Nadu, India InfraSingularity Full time

 We are looking for a Senior Site Reliability Engineer (SRE) to take ownership of our multi-cloud blockchain infrastructure and validator node operations. This role is critical in ensuring high performance, availability, and resilience across a range of L1/L2 blockchain protocols. If you're passionate about infrastructure automation, system reliability, and emerging Web3 technologies, we'd love to talk

Responsibilities

  • Own and operate validator nodes across multiple blockchain networks, ensuring uptime, security, and cost-efficiency.
  •  Architect, deploy, and maintain infrastructure on AWS, GCP, and bare-metal for protocol scalability and performance.
  • Implement Kubernetes-native tooling (Helm, FluxCD, Prometheus, Thanos) to manage deployments and observability.
  •  Collaborate with our Protocol R&D; team to onboard new blockchains and participate in testnets, mainnets, and governance.
  •  Ensure secure infrastructure with best-in-class secrets management (HashiCorp Vault, KMS) and incident response protocols.
  •  Contribute to a robust monitoring and alerting stack to detect anomalies, performance drops, or protocol-level issues.
  •  Act as a bridge between software, protocol, and product teams to communicate infra constraints or deployment risks clearly.
  • Continuously improve deployment pipelines using Terraform, Terragrunt, GitOps practices.
  • Participate in on-call rotations and incident retrospectives, driving post-mortem analysis and long-term fixes.

Our Stack

 Cloud & Infra: AWS, GCP, bare-metal- Containerization: Kubernetes, Helm, FluxCD- IaC: Terraform, Terragrunt- Monitoring: Prometheus, Thanos, Grafana, Loki- Secrets & Security: HashiCorp Vault, AWS KMS- Languages: Go, Bash, Python, Types, Blockchain: Ethereum, Polygon, Cosmos, Solana, Foundry, OpenZeppelin

 What You Bring-

4+ years of experience in SRE/DevOps/Infra roles—ideally within FinTech, Cloud, or high-reliability environments.- Proven expertise managing Kubernetes in production at scale.- Strong hands-on experience with Terraform, Helm, GitOps workflows.- Deep understanding of system reliability, incident management, fault tolerance, and monitoring best practices.- Proficiency with Prometheus and PromQL for custom dashboards, metrics, and alerting.- Experience operating secure infrastructure and implementing SOC2/ISO27001-aligned practices.- Solid scripting in Bash, Python, or Go.- Clear and confident communicator—capable of interfacing with both technical and non-technical stakeholders.

Nice-to-Have

First-hand experience in Web3/blockchain/crypto environments.- Understanding of staking, validator economics, slashing conditions, or L1/L2 governance mechanisms.- Exposure to smart contract deployments or working with Solidity, Foundry, or similar toolchains.- Experience with compliance-heavy or security-certified environments (SOC2, ISO 27001, HIPAA).

Why Join Us?

Work at the bleeding edge of Web3 infrastructure and validator tech.- Join a fast-moving team that values ownership, performance, and reliability.- Collaborate with protocol engineers, researchers, and crypto-native teams.- Get exposure to some of the most interesting blockchain ecosystems in the world.

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