Principal Site Reliability Engineer

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The salary range for this role is $5,000 - $9,500 per month (Gross in USD) About Sezzle : With a mission to financially empower the next generation, Sezzle is revolutionizing the shopping experience beyond payments, blending cutting-edge tech with seamless, interest-free installment plans that make shopping smarter and more accessible. We’re not just transforming payments; we’re redefining how people discover, interact with, and purchase the things they love while driving real impact on merchant sales through increased conversions and higher order values. As we continue to shape the future of fintech and retail, we’re building an innovative, dynamic team passionate about creating more than just a transaction but a truly unique shopping journey. If you’re excited about pushing boundaries in tech and delivering a game-changing experience for consumers and merchants alike, come join us at Sezzle and help create the future of shopping! Compensation : For this senior development role, with 6+ years of experience, the compensation range is $5,000 - $9,500 USD per month. This range acknowledges the extensive expertise, leadership capabilities, and significant contributions expected at this level, offering a competitive salary to reflect the value of advanced skills and experience. Working Hours: This role operates on a fixed schedule of 6:00 AM to 2:00 PM EST . While the position is based in Türkiye, the team operates primarily in the United States, supporting Sezzle ’s operations across the U.S. and Canada. Candidates must be available to consistently work during these EST hours. About the Role: We are seeking a talented and motivated best-in-class Senior Site Reliability Engineer. This role presents an exciting opportunity to thrive in a dynamic, fast-paced environment within a rapidly growing team, with abundant prospects for career advancement. As a Senior SRE with Sezzle , you will have a high degree of autonomy and authority to identify and resolve problems you see in our infrastructure, deployments, operational workload, and overall systems. You should consider yourself a DOer to be a good fit for this role. We expect you to bring a deep well of experience to play, and with AI tooling, you should be a force for scaling in the organization. What You'll Do: Architect, upgrade, design, and build scalable infrastructure solutions leveraging Kubernetes , AWS , RDS (MySQL/Postgres) , and modern distributed patterns. Help drive the infrastructure team’s roadmap, leading us to higher levels of reliability, recoverability, and scalability. Drive capacity planning, benchmarking, and work with the team to stress test our systems, find bottlenecks, and prepare for further growth in the business. Define, maintain and enforce SLAs and alerts across our infrastructure. Lead the teams towards stronger signal anomaly detection, better, more flexible alerting. Help Lead Sezzle ’s AI enablement efforts , identifying opportunities to apply AI and automation to enhance infrastructure reliability, developer productivity, and internal tooling. Build in consistency and scalability across a distributed microservices architecture while maintaining performance and reliability. Establish and evolve engineering best practices for observability, security, and CI/CD across teams. Mentor engineers and champion a culture of learning, innovation, and operational excellence. Collaborate cross-functionally to translate business goals into technical roadmaps and deliver results that matter. What We Look For: 6+ years of professional software engineering or infrastructure engineering experience, including significant SRE and backend experience. Deployed significant changes to a production application or infrastructure configuration in the past 30 days. Strong proficiency in Golang , with experience building and maintaining RESTful APIs . Expertise with SQL-based RDBMS (MySQL, PostgreSQL) and experience optimizing schema and queries for performance at scale. Profic

该职位的薪资范围为每月5，000 - 9，500美元（USD税前）。关于Sezzle：Sezzle的使命是赋能下一代实现财务自由，正在革新支付之外的购物体验，将前沿技术与无缝、免息分期付款计划相结合，让购物更智能、更便捷。我们不仅是在改变支付方式，更是在重新定义人们发现、互动和购买心仪商品的方式，同时通过提升转化率和更高订单价值为商户销售带来真正的影响。随着我们持续塑造金融科技和零售的未来，我们正在打造一支创新、充满活力的团队，热衷于创造的不仅仅是一笔交易，而是一段真正独特的购物旅程。如果你对在科技领域突破边界充满热情，并希望为消费者和商户带来颠覆性的体验，欢迎加入Sezzle，共同创造购物的未来！薪酬：对于这个高级开发职位，要求6年以上经验，薪酬范围为每月5，000 - 9，500美元。该范围体现了该级别所期望的丰富专业知识、领导能力和重大贡献，提供具有竞争力的薪资以反映高级技能和经验的价值。工作时间：该职位采用美国东部时间上午6：00至下午2：00的固定班次。虽然该职位base在Türkiye，但团队主要在美国运营，支持Sezzle在美国和加拿大的业务。候选人必须能够持续在美国东部时间的工作时间内工作。关于该职位：我们正在寻找一位才华横溢、积极进取的顶尖高级站点可靠性工程师。该职位提供了一个激动人心的机会，让你在一个快速成长的团队中，在充满活力、快节奏的环境中大展身手，并拥有充足的职业发展前景。作为Sezzle的高级SRE，你将拥有高度的自主权和权威，能够识别并解决你在基础设施、部署、运营工作负载和整体系统中发现的问题。你应该认为自己是一个实干者，这样才能胜任这个职位。我们期望你带来深厚的经验积累，借助AI工具，你应当成为组织扩展的推动力量。你将做什么：利用Kubernetes、AWS、RDS（MySQL/Postgres）和现代分布式模式，架构、升级、设计和构建可扩展的基础设施解决方案。帮助推动基础设施团队的路线图，引领我们达到更高水平的可靠性、可恢复性和可扩展性。推动容量规划、基准测试，并与团队合作对系统进行压力测试，发现瓶颈，为业务的进一步增长做好准备。定义、维护并执行基础设施中的SLA和告警。带领团队实现更强的信号异常检测，以及更好、更灵活的告警机制。帮助领导Sezzle的AI赋能工作，识别应用AI和自动化来提升基础设施可靠性、开发者生产力和内部工具的机会。在分布式微服务架构中构建一致性和可扩展性，同时保持性能和可靠性。建立并演进跨团队的工程最佳实践，涵盖可观测性、安全性和CI/CD。指导工程师，倡导学习、创新和卓越运营的文化。跨职能协作，将业务目标转化为技术路线图，并交付有意义的成果。我们期望你具备：6年以上专业软件工程或基础设施工程经验，包括丰富的SRE和后端经验。在过去30天内对生产应用或基础设施配置部署过重大变更。精通Golang，具有构建和维护RESTful API的经验。精通基于SQL的关系型数据库（MySQL、PostgreSQL），具有为大规模性能优化schema和查询的经验。精

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