Senior Infrastructure Database Engineer, Core Systems

Quicknode is a cloud-based infrastructure company that powers the blockchain ecosystem.

Our mission is to be the indispensable utility that empowers companies and innovators globally to build next-generation, Web3 enabled businesses & applications using blockchain technology. Quicknode is backed by some of the world's best investors including Tiger Global, Y Combinator, SoftBank, and the Seven Seven Six Fund. The Quicknode team has over 120 people maintaining high performance global data infrastructure for amazing customers serving billions of requests daily.

We are a global remote company with an HQ in Miami, Florida.

The Role

As a Senior Infrastructure Engineer, you’ll be responsible for operating and optimizing a diverse set of databases, including Scylla, PostgreSQL, Dragonfly, and ClickHouse, while building the automation and tooling to manage them at scale. This role blends deep Linux and systems expertise with knowledge of database internals and distributed systems. You’ll ensure the reliability, performance, and scalability of our database platforms, while driving adoption of new technologies to meet future needs.

What You’ll Do

Design, deploy, and manage production-ready clusters across multiple database technologies (Scylla, Postgres, Dragonfly, ClickHouse, etc.).

Build automation, tooling, and infrastructure-as-code to streamline lifecycle management of databases, including provisioning, scaling, backup/restore, upgrades, and failover.

Tune Linux systems, filesystems, and storage to optimize database performance and reliability.

Monitor, troubleshoot, and resolve performance bottlenecks at the system, storage, and database layers.

Research and evaluate emerging database technologies to support future workloads and advise on their adoption.

Collaborate with Engineering teams to ensure database deployments align with application requirements while maintaining reliability and efficiency.

Develop and maintain documentation for operational practices, playbooks, and database infrastructure standards.

What You Bring

5+ years of experience in site reliability engineering, infrastructure engineering, or database operations at scale.

Strong Linux systems expertise (kernel tuning, filesystems, networking, IO).

Hands-on experience operating and tuning distributed and high-performance databases (e.g., Scylla, Postgres, Redis/Dragonfly, ClickHouse, or similar).

Deep understanding of database internals (Replication, compaction, caching, memory management).

Strong skills in automation and infrastructure-as-code and configuration management (Terraform, Ansible, or similar).

Familiarity with observability stacks (Prometheus, Grafana, ELK, etc.) and database-specific monitoring practices.

A proactive mindset with a hands-on approach to problem-solving, capable of innovating under pressure and committed to reducing risks and technical debt.

Excellent communication skills, with the ability to collaborate effectively across teams and with various stakeholders.

The US base salary range and level for this position are $161,000 - $210,250 per year and level P4. International ranges, in local currency, will be discussed during the hiring process with applicable candidates. This role is eligible for a quarterly bonus tied to company and individual goal achievement. We consider years of experience, level of proficiency in job function, the technical competencies required and location when determining base salary ranges for positions and levels.

The Quicknode compensation philosophy includes pillars to ensure fair and unbiased compensation for all employees. To design and deliver total reward offerings that are employee-centric. To offer a competitive benefit package in all locations where we operate. To prioritize attracting and retaining the best talent globally. To maintain a high-performing and flexible way of working.

During the hiring process, we are committed to discussing compensation openly and honestly. We encourage candidates to share their salary expectations and requirements early, allowing for an individualized discussion. We know that our total rewards practices impact the lives and wellbeing of our employees. Therefore, we will never stop learning about the market, our business, your needs, and how best to achieve our goals through thoughtful and data-driven practices. If you have any questions or require further information about the compensation for this position, please don't hesitate to reach out to your Recruiter.

We at Quicknode are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.