Senior DevOps Engineer
Temporary
CITA LABS
Home based
- Remote job
Company Overview & Vision
Founded in Singapore in April 2026, CITA Lab is a dynamic software development startup dedicated to building high-quality, custom blockchain-related products tailored specifically to our customers' requirements. Our diverse product lineup includes centralized/decentralized cryptocurrency exchange solutions, secure crypto wallets, smart contracts, dApps, and more. We turn complex blockchain capabilities into seamless, secure, and intuitive user experiences for clients worldwide.
1. Responsibilities- Design, deploy, and maintain cloud and blockchain infrastructure
- Manage blockchain nodes, validators, RPC services, and monitoring systems
- Build and improve CI/CD pipelines for multi-environment deployments
- Maintain containerized services using Docker and Kubernetes
- Implement infrastructure automation and security best practices
- Monitor system reliability, uptime, scalability, and incident response
- Optimize infrastructure costs and deployment workflows
- Collaborate closely with engineering teams across backend, blockchain, and QA
2. Requirements
- 5+ years of DevOps/SRE experience in blockchain companies
- Strong experience with Linux server administration
- Hands-on experience with AWS, GCP, or other cloud platforms
- Experience managing blockchain nodes and Web3 infrastructure
- Strong knowledge of Docker, Kubernetes, Terraform, and CI/CD pipelines
- Experience with monitoring/logging tools such as Prometheus, Grafana, ELK, or Datadog
- Familiarity with networking, security hardening, load balancing, and reverse proxies
- Strong scripting skills (Bash, Python, etc.)
3. Preferred Qualifications
- Experience operating high-availability exchange or wallet infrastructure
- Experience with validator operations or staking infrastructure
- Familiarity with Kafka, Redis, PostgreSQL, and distributed systems
- Understanding of blockchain security and infrastructure attack vectors
4. Work Conditions
- Fully remote
- Full-time / Part-time / Contract / Freelance available
- International engineering team
- Compensation via PayPal, bank transfer, or cryptocurrency
Vacancy posted 14 days ago
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