DevOps Engineer – Crypto Trading Platform Infrastructure

Job Title: DevOps Engineer – Crypto Trading Platform Infrastructure
Experience: 5+ Years
Location: Dubai / Hybrid
Employment Type: Full-time
Department: Engineering / Infrastructure & DevOps

About the Role
We are looking for a DevOps Engineer to own and manage the cloud infrastructure supporting our institutional-grade crypto trading platform. The role will cover AWS infrastructure, networking, CI/CD, security, observability, application operations, and high-availability systems supporting 24/7 crypto market operations.
You will work closely with engineering, product, and infrastructure teams to build secure, scalable, highly available, and low-latency environments across Production, Staging, and Development.

Key Responsibilities
• Manage AWS infrastructure across Production, Staging, and Development, including EC2, VPCs, subnets, security groups, IAM, and private networking.
• Configure and maintain load balancers, Cloudflare, DNS, WAF, caching, DDoS protection, and VPN connectivity.
• Deploy, configure, and manage Kafka and Redis, including Kafka topics, partitions, consumer groups, retention, Redis clustering, persistence, and performance tuning.
• Deploy and operate Node.js/NestJS backend and Next.js frontend applications, including scaling, configuration, performance tuning, and zero-downtime deployments.
• Build and maintain CI/CD pipelines with automated builds, testing, deployment gates, rollbacks, and release tracking.
• Implement and maintain monitoring and observability using Prometheus and Grafana, including dashboards, alerts, and centralized log analysis.
• Implement strong security and access controls, including IAM, least-privilege access, secrets management, encryption, network security, and secure remote access.
• Design and maintain high-availability, backup, failover, recovery, and disaster-recovery mechanisms.
• Monitor system performance, latency, capacity, resource utilization, and infrastructure costs.
• Implement Infrastructure as Code (IaC) using Terraform or CloudFormation and configuration management using Ansible.
• Manage Docker-based environments and support Kubernetes deployments.
• Participate in incident response, troubleshooting, root-cause analysis, and post-incident improvements.
• Develop automation scripts using Bash and Python.
• Maintain clear infrastructure documentation and ensure environments are reproducible and auditable.
• Support secure infrastructure for crypto exchange connectivity and blockchain-facing workloads.
Required Skills & Qualifications
• 5+ years of hands-on experience in DevOps, SRE, Cloud Infrastructure, or a similar role.
• Strong practical experience with AWS, especially:
○ EC2
○ VPC
○ Subnets
○ Security Groups
○ IAM
○ Load Balancers
○ Multi-environment infrastructure
• Strong Linux administration and networking fundamentals including TCP/IP, DNS, VPN, and private networking.
• Production experience with Kafka and Redis.
• Experience operating Node.js applications; NestJS and Next.js experience is preferred.
• Strong experience with CI/CD tools such as GitHub Actions, GitLab CI, Jenkins, or equivalent.
• Hands-on experience with Cloudflare, DNS, WAF, caching, and DDoS protection.
• Experience with Prometheus, Grafana, monitoring, alerting, and centralized logging.
• Strong Infrastructure-as-Code experience with Terraform; CloudFormation is acceptable.
• Experience with Ansible or similar configuration-management tools.
• Hands-on experience with Docker and containerized applications; Kubernetes familiarity is required.
• Strong understanding of cloud security, IAM, secrets management, encryption, and network security.
• Strong scripting skills in Bash and/or Python.
• Basic understanding of blockchain and cryptocurrency infrastructure, including exchange connectivity, 24/7 availability, and secure handling of sensitive credentials/secrets.
• Strong troubleshooting, documentation, and communication skills.

Preferred Qualifications
• AWS certification such as AWS Solutions Architect, SysOps Administrator, or DevOps Engineer.
• Experience supporting high-load, high-traffic, real-time production systems.
• Experience in crypto exchanges, trading platforms, fintech, or other low-latency environments.
• Experience with low-latency networking, performance tuning, or exchange-proximity infrastructure.
• Production experience with Kubernetes, service mesh, or advanced orchestration.
• Exposure to Azure or multi-cloud environments.
• Experience with AWS Secrets Manager, HashiCorp Vault, or similar secrets-management platforms.
• Experience working in 24/7 on-call and incident-management environments.