Senior Staff Engineer, Online Datastores

At Webflow, we’re building the world’s leading AI-native Digital Experience Platform, and we’re doing it as a remote-first company built on trust, transparency, and a whole lot of creativity. This work takes grit, because we move fast, without ever sacrificing craft or quality. Our mission is to bring development superpowers to everyone. From entrepreneurs launching their first idea to global enterprises scaling their digital presence, we empower teams to design, launch, and optimize for the web without barriers. We believe the future of the web, and work, is more open, more creative, and more equitable. And we’re here to build it together.

We’re looking for a Senior Staff Engineer, Online Datastores to help us build and operate the next generation of reliable, high-performance datastores at Webflow - starting with Apache Druid and expanding to systems like MongoDB and Postgres - by setting standards for availability, scalability, and real-time analytics at global scale.

• Location: Remote-first (United States; BC & ON, Canada)
• Full-time 
• Permanent 
• Exempt
• The cash compensation for this role is tailored to align with the cost of labor in different geographic markets. We've structured the base pay ranges for this role into zones for our geographic markets, and the specific base pay within the range will be determined by the candidate’s geographic location, job-related experience, knowledge, qualifications, and skills.
  • Zone A: $200,200 - $288,500
  • Zone B: $188,400 - $271,600
  • Zone C: $176,500 - $254,300
  • CAD 228,400 - CAD 328,500
• United States (all figures cited below are in USD and pertain to workers in the United States)
• Canada (All figures cited below in CAD and pertain to workers in ON & BC, Canada)

This role is also eligible to participate in Webflow's company-wide bonus program. Target amounts are a percentage of base salary and vary by career level. Payouts are based on company performance against established financial and operational goals. 

Please visit our Careers page for more information on which locations are included in each of our geographic pay zones. However, please confirm the zone for your specific location with your recruiter.

• Reporting to the Senior Director, Engineering,

As a Senior Staff Engineer, Online Datastores, you’ll … 

• Ensure high reliability, uptime, and query performance for Apache Druid clusters on EC2.
• Lead monitoring, alerting, troubleshooting, and incident response using observability tools such as DataDog and CloudWatch.
• Manage data lifecycle: tiering strategies (hot, warm, default), retention policies, deep storage (S3), local SSD caches, and Aurora MySQL metadata store.
• Operate and tune Zookeeper clusters while ensuring overall cluster stability, coordination, and service discovery.
• Optimize performance and cost efficiency by right-sizing clusters, scaling instances, and balancing ingestion throughput with query workloads.
• Define and drive standards for online datastore operations, including multi-region deployments, failover strategies, SLA/SLOs, and best practices for real-time analytics workloads.
• Provide technical leadership and mentorship, collaborating with data and product teams to define governance, reliability practices, and long-term strategy across datastores (starting with Druid, and over time MongoDB and Postgres).

In addition to the responsibilities outlined above, at Webflow we will support you in identifying where your interests and development opportunities lie and we'll help you incorporate them into your role.

Requirements:

• Hands-on experience setting up and managing Apache Druid clusters (Broker, Router, Coordinator/Overlord, Historical, Middle Manager) including upgrades, troubleshooting and tuning.
• Deep knowledge of Druid operations: indexing, segment management, data partitioning, tiered storage, and query optimization and cluster right-sizing for performance/cost tradeoffs.
• Proficiency in Java (JDK 8+) and Linux/Unix systems, and scripting/automation (Bash, Python) for deployments, maintenance and performance tuning.
• Solid understanding of distributed systems concepts such as replication, failover, consensus protocols (Zookeeper), and multi-region deployment strategies.
• Familiarity with the broader data ecosystem: streaming ingestion (Kafka/MSK, Flink CDC), cloud storage (S3) and related data infrastructure.
• Experience establishing and operating to SLAs/SLOs, and defining standards and best practices for real-time analytics workloads.
• Experience with observability and incident management: metrics collection, dashboards, and alerting  (Datadog, Prometheus, Grafana, Cloudwatch or equivalent).
• Knowledge of security and governance practices including authentication, role-based access, encryption, and audit logging.
• Demonstrated technical leadership: mentoring engineers, driving architecture discussions, and collaborating with data, infra, and product teams.
• Business-level fluency to read, write and speak in English

• Build lasting customer trust. We build trust by taking action that puts customer trust first.
• Win together. We play to win, and we win as one team. Success at Webflow isn't a solo act.
• Reinvent ourselves. We don't just improve what exists, we imagine what's possible.
• Deliver with speed, quality, and craft. We move fast because the moment demands it, and we do so without lowering the bar.

• Ownership in what you help build. Every permanent Webflower receives equity (RSUs) in our growing, privately held company.
• Health coverage that actually covers you. Comprehensive medical, dental, and vision plans for full-time employees and their dependents, with Webflow covering most premiums.
• Support for every stage of family life. 12 weeks of paid parental leave for all parents and 6+ weeks of additional paid leave for birthing parents. Plus inclusive care for family planning, menopause, and midlife transitions.
• Time off that’s actually off. Flexible vacation, paid holidays, and a sabbatical program to help you recharge and come back inspired.
• Wellness for the whole you. Access to mental health resources, therapy and coaching.
• Invest in your future. A 401(k) with 100% employer match (up to $6,000/year) in the U.S., and support for retirement savings globally. 
• Monthly stipends that flex with your life. Localized support for work and wellness expenses — from Wi-Fi to workouts.
• Bonus for building together. All full-time, permanent, non-commission employees are eligible for our annual WIN bonus program.

Temporary employees may be eligible for paid holiday and time off, statutory leaves of absence, and company-sponsored medical benefits depending on their Fixed Term Contract and their country/state of employment.

At Webflow, equality is a core tenet of our culture. We are an Equal Opportunity (EEO)/Veterans/Disabled Employer and are committed to building an inclusive global team that represents a variety of backgrounds, perspectives, beliefs, and experiences. Employment decisions are made on the basis of job-related criteria without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other classification protected by applicable law. Pursuant to the San Francisco Fair Chance Ordinance, Webflow will consider for employment qualified applicants with arrest and conviction records.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Upon interview scheduling, instructions for confidential accommodation requests will be administered.

To join Webflow, you'll need a valid right to work authorization depending on the country of employment.

If you are extended an offer, that offer may be contingent upon your successful completion of a background check, which will be conducted in accordance with applicable laws. We may obtain one or more background screening reports about you, solely for employment purposes.

For information about how Webflow processes your personal information, please review Webflow’s Applicant Privacy Notice.