Senior DevOps Engineer

At Sunbit, we're building financial technology that puts people first. By combining intelligent decisioning with a personalized, transparent approach, we help consumers access the payment options that are right for them while empowering merchants to build stronger customer relationships.

Engineering is at the heart of how we make that happen. We build scalable distributed systems, cloud-native services, intelligent data platforms, and AI-powered solutions that enable real-time financial decisions at scale. By leveraging modern engineering practices and integrating AI into both our products and development workflows, we solve complex technical challenges, accelerate innovation, and continuously improve the way we build software. Every service, model, and architectural decision we make directly impacts our products, our customers, and the future of financial technology.

About The Role:

Sunbit is looking for an independent Senior DevOps Engineer who thrives in a fast-paced environment. You will join our centralized DevOps team, serving as a pillar of reliability and innovation for the entire engineering organization.

This is a 50/50 "Build vs. Run" role. Splitting your time between building modern automation and improving our developer experience and operational excellence, ensuring our production environments are rock-solid, secure, and highly available while managing the live environment from server infrastructure all the way to the application.

Tasks you will take part in:

• Design and implement next-generation CI/CD automation flows to streamline the path from "Code" to "Production."
• Lead the evolution of our Infrastructure-as-Code (Terraform) to make our systems more modular and self-service for developers.
• Collaborate with backend teams to architect scalable microservices and optimize datastore performance (RDS, MongoDB).
• Embrace AI-powered development tools (Cursor, Claude Code) to automate toil and accelerate infrastructure delivery.
• Full ownership of our AWS accounts and multi-cluster Kubernetes environments.
• Manage and fine-tune live production environments, ensuring 99.9% uptime for our mission-critical fintech services.
• Drive our Observability strategy (Datadog/Grafana) to proactively catch issues before they impact our customers.
• Participate in a weekly on-call rotation, serving as the first line of defense for platform reliability.

is used for creating requisitions 'from scratch'

Requirements:

• 5+ years of experience managing high-scale production systems.
• Mastery of AWS: Deep knowledge of AWS services, security best practices, and account management.
• Orchestration & Containers: Expert-level experience with Kubernetes (EKS) and Docker.
• Automation-First Mindset: Proficiency in Terraform and at least one high-level language (Python, Go, or Bash).
• Database Ops: Solid understanding of the DevOps aspects of MySQL/RDS and MongoDB (scaling, backups, performance tuning).
• SRE Discipline: Strong experience with monitoring and logging stacks like Datadog, Grafana, or Prometheus.
• Team Player: Strong communication skills and a "can-do" attitude—you enjoy solving problems as part of a collaborative squad.
• Experience with AI tools and a strong interest in continuously exploring and applying them in everyday work are highly valued.

Advantages:

• Security Knowledge: Experience with FW, WAF, IPS/IDS, and SELinux.
• Data Infrastructure: Familiarity with Data tools like Kafka, Spark, Snowflake or Data Lakes.
• Multi-Cloud: Familiarity with hybrid or multi-cloud architectures.

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