Senior Site Reliability Engineer I

At Braze, we have found our people. We’re a genuinely approachable, exceptionally kind, and intensely passionate crew.

We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony as we collectively navigate rapid growth on a global scale while striving for greater equity and opportunity – inside and outside our organization.

To flourish here, you must be prepared to set a high bar for yourself and those around you. There is always a way to contribute: Acting with autonomy, having accountability and being open to new perspectives are essential to our continued success.

Lead NGINX & Kubernetes Ingress Infrastructure
Architect and Operate Ingress Fleets: Configure, tune, and operate Braze's high-performance NGINX routing, proxying, and ingress controller layers that manage massive, real-time API ingestion traffic
Own and Expand Scaling Routines: Own, expand, and tune automated scaling routines for our high-throughput, API-based services, leveraging RED (Request, Error, Duration) metrics, Horizontal Pod Autoscalers (HPA), and customized scaling policies to ensure seamless traffic handling under extreme spikes

Partner with Product Teams on Resilient Architectures
Translate Product Requirements: Partner directly with product engineering teams owning API features to translate product requirements into resilient, highly available, and scalable technology stacks
Manage SLIs, SLOs, and Error Budgets: Establish meaningful Service Level Indicators (SLIs) and Service Level Objectives (SLOs) for API services, helping teams navigate error budgets to balance rapid feature deployment with stability
Systems Design & Capacity Planning: Conduct in-depth systems design, bottleneck profiling, and capacity planning to ensure Braze meets its strict enterprise-grade SLAs

Incident Response & On-Call Excellence
Proactive On-Call Rotation: Participate in a PagerDuty on-call rotation, utilizing shifts not just to resolve structural alerts, but to update runbooks and proactively prevent incidents from recurring
Blameless Retrospectives: Lead root-cause analysis (RCA) and blameless retrospectives for availability and performance incidents, translating operational learnings into permanent system improvements

Professional Experience: 5+ years of experience as a DevOps, or Site Reliability Engineer in a high-scale production environment
NGINX Mastery: Deep hands-on experience configuring, troubleshooting, and operating high-performance NGINX proxying, routing, and ingress controller layers under heavy traffic loads
Kubernetes Orchestration: In-depth, hands-on proficiency with Kubernetes administration, cluster networking, container orchestration, cluster scheduling, and container deployment
Linux Fundamentals: Excellent, OS-level understanding of Linux/Unix internals, including disk I/O, memory allocation, TCP/IP networking, and process management
Programming Proficiency: Strong programming/scripting skills—Ruby and/or Go preferred (or equivalent languages like Python, Java) to build custom automated tools, scripting, and platform frameworks
Infrastructure as Code: Experience managing infrastructure using IaC technologies such as Terraform, Ansible, Chef, or similar frameworks
Systems Thinking: Strong conceptual understanding of systems design—interfaces, boundaries, failure modes, edge cases, and cascading effects across distributed architectures
Collaborative Mindset: Excellent documentation practices and a high comfort level collaborating asynchronously across remote-first, global engineering teams
Data Technologies: Familiarity with data-tier architectures in our stack, including Redis, Kafka, Postgres, or MongoDB
Observability Systems: Experience using monitoring, profiling, and observability platforms (e.g., Prometheus, Grafana, Datadog or similar tools) to narrow in on incidents quickly
Cloud Infrastructures: Practical experience deploying and managing infrastructure services in major cloud environments (AWS, GCP, Azure)

For candidates based in Canada, the pay range at the start of employment for this position is expected to be between CA$153,815 - CA$277,000/year, with an expected On Target Earnings (OTE) between CA$172,000 - CA$308,400/year (including performance-based or variable compensation (bonus or commission). Your particular offer may vary depending on multiple individual factors, including market location, job-related knowledge, skills, and experience. In addition to cash compensation, this role qualifies for a comprehensive Total Rewards package that includes equity grants of restricted stock (RSUs) so that you will own a piece of our company.
WHAT WE OFFER
Braze benefits vary by location, and we encourage you to review our specific benefits offerings for each country here. More details on benefits plans will be provided if you receive an offer of employment.
From offering comprehensive benefits to fostering hybrid ways of working, we’ve got you covered so you can prioritize work-life harmony. Braze offers benefits such as:
Competitive compensation that may include equity
Retirement and Employee Stock Purchase Plans
Flexible paid time off
Comprehensive benefit plans covering medical, dental, vision, life, and disability
Family services that include fertility benefits and equal paid parental leave
Professional development supported by formal career pathing, learning platforms, and a yearly learning stipend
A curated in-office employee experience, designed to foster community, team connections, and innovation
Opportunities to give back to your community, including an annual company-wide Volunteer Week and donation matching 
Employee Resource Groups that provide supportive communities within Braze
Collaborative, transparent, and fun culture recognized as a Great Place to Work®
ABOUT BRAZE
Braze is the leading customer engagement platform that empowers brands to Be Absolutely Engaging.™ Braze helps brands deliver great customer experiences that drive value both for consumers and for their businesses. Built on a foundation of composable intelligence, BrazeAI™ allows marketers to combine and activate AI agents, models, and features at every touchpoint throughout the Braze Customer Engagement Platform for smarter, faster, and more meaningful customer engagement. From cross-channel messaging and journey orchestration to Al-powered decisioning and optimization, Braze enables companies to turn action into interaction through autonomous, 1:1 personalized experiences.
The company has repeatedly been recognized as a Leader in marketing technology by industry analysts, and was voted a G2 “Best of Marketing and Digital Advertising Software Product” in 2025.
Braze was also named a 2025 Best Companies To Work For by U.S. News & World Report, a 2025 America’s Greatest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology™ by Great Place To Work®, among other accolades. Braze is also proudly certified as a Great Place to Work® in the U.S., the UK, Australia, and Singapore.
The company is headquartered in New York with offices in Austin, Berlin, Bucharest, Chicago, Dubai, Jakarta, London, Paris, San Francisco, São Paulo, Singapore, Seoul, Sydney and Tokyo.
BRAZE IS AN