Senior Staff Engineer, Online Datastores

October 23

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Webflow

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SaaS • Web 3 • eCommerce

Webflow is a company that provides a visual web development platform to design and build professional websites without code. It enables designers to create and customize websites using a drag-and-drop interface and a powerful CMS, generating clean, production-ready code in the process. Webflow caters to web designers, developers, and businesses looking to streamline their web development process and improve collaboration between teams. Its platform is suited to creating responsive websites tailored to mobile, tablet, and desktop devices, offering a comprehensive solution for users needing creative and technical flexibility in web design.

501 - 1000 employees

Founded 2013

☁️ SaaS

🌐 Web 3

🛍️ eCommerce

💰 $120M Series C on 2022-03

📋 Description

• 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).

🎯 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.

🏖️ Benefits

• Equity ownership (RSUs) in a growing, privately-owned company • 100% employer-paid healthcare, vision, and dental insurance coverage for full-time employees (working 30+ hours per week) and their dependents. Full-time employees may also be eligible for voluntary insurance options where applicable in the respective country of employment • 12 weeks of paid parental leave for both birthing and non-birthing caregivers, as well as an additional 6-8 weeks of pregnancy disability leave for birthing parents to be used before child bonding leave (note: where local requirements are more generous, employees receive the greater benefit); full-time employees also have access to family planning care and reimbursement • Flexible PTO for all locations and sabbatical program • Access to mental wellness and professional coaching, therapy, and Employee Assistance Program • Monthly stipends to support work and wellness • 401k plan or pension schemes (in countries where statutorily required), and other financial wellness benefits, like CPA and financial advisor coverage