{"id":392711,"url":"https://alion.io/job/klaviyo-software-engineer-ii-reliability","title":"Software Engineer II, Reliability","company":{"id":6845,"name":"Klaviyo","domain":"klaviyo.com","url":"https://alion.io/company/klaviyo","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":82,"open_postings":22,"ghost_share":0,"stale_share":0.727,"repost_share":0,"time_to_fill_p50_days":57,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Dublin, Ireland"],"countries":["IE"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":76000,"max":114000,"currency":"EUR","period":"year","gross":null,"usd_annual":127435},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Kubernetes","optional":false},{"name":"Python","optional":false},{"name":"Terraform","optional":false},{"name":"Apache Kafka","optional":true},{"name":"Apache Pulsar","optional":true},{"name":"AWS","optional":true},{"name":"Celery","optional":true},{"name":"Django","optional":true},{"name":"FastAPI","optional":true},{"name":"Human-in-the-Loop","optional":true},{"name":"Memcached","optional":true},{"name":"MySQL","optional":true},{"name":"RabbitMQ","optional":true},{"name":"Redis","optional":true}],"status":"live","first_seen_at":"2026-07-16T13:11:11Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-17T19:26:40Z","board_verified":true,"closed_at":null,"days_open":93,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":93},"description":"At Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the traditional job requirements. If you’re a close but not exact match with the description, we hope you’ll still consider applying. Want to learn more about life at Klaviyo? Visit klaviyo.com/careers to see how we empower creators to own their own destiny.\nSoftware Engineer II, Reliability (Dublin)\nTeam Overview:\nAs a Software Engineer II, Reliability, you will help ensure Klaviyo’s critical platforms are reliable, scalable, and sustainable while enabling rapid product development.\nWe treat reliability as a core product feature and use software engineering to solve complex systems and operational challenges. Our work spans infrastructure, security, and software engineering, and focuses on building and operating systems that are reliable, secure, and performant at scale.\nThe SRE team’s charter is to build and operate foundational services and infrastructure, reduce operational toil through automation, and continuously improve systems based on real production learnings. Your work will directly impact how Klaviyo engineers build software and how customers experience our platform every day.\nHow You’ll Make an Impact:\nAs a Software Engineer II, Reliability, you will contribute to the reliability and operational excellence of Klaviyo’s platforms by working on well-scoped projects and owning services with support from senior engineers. You will:\nBuild, operate, and improve production systems with a focus on reliability, scalability, and performance\nApply software engineering principles to automate operational tasks and reduce manual toil\nContribute to the design and implementation of systems using established SRE best practices\nHelp define and measure SLIs and SLOs for services you support\nImprove observability through metrics, dashboards, logging, and tracing\nParticipate in on-call rotations and respond to production incidents with guidance and support\nAssist with incident investigation and contribute to post-incident reviews and follow-up actions\nPerform basic analysis around system behavior, capacity usage, and scaling characteristics\nIdentify reliability issues or operational pain points and work with teammates to address them\nCollaborate with product, platform, and security engineers to ship reliable systems\nWrite and maintain clear operational runbooks and system documentation\nWho You Are:\nYou are an early-to-mid career SRE who is comfortable operating production systems and eager to deepen your expertise in reliability engineering. You:\nHave experience operating cloud-native production systems and services\nWrite production-quality code (e.g. Python, Go, or similar) to automate operations and improve reliability\nUnderstand common failure modes in distributed systems, such as dependency failures, resource exhaustion, and partial outages\nHave experience working with containerized workloads and platforms (e.g. Kubernetes) in production environments\nAre comfortable participating in on-call rotations and diagnosing straightforward production issues\nHave experience using observability tools and responding to alerts\nAre familiar with SRE concepts such as SLIs, SLOs, and error budgets, and are learning how to apply them in practice\nHave hands-on experience with infrastructure as code or declarative configuration (e.g. Terraform, Kubernetes manifests)\nCan follow incident response processes and contribute meaningfully during outages\nAre comfortable receiving feedback, learning from incidents, and improving your systems over time\nYou’ve already experimented with AI in work or personal projects, and you’re excited to dive in and learn fast. You’re hungry to responsibly explore new AI tools and workflows, finding ways to make your work smarter and more efficient.\nNice to Have:\nExperience supporting security-sensitive systems or internal platforms\nFamiliarity with AWS or other cloud providers\nExposure to messaging or asynchronous systems (e.g. Kafka, RabbitMQ, Celery)\nInterest in performance testing, capacity planning, or resilience work\nPractical experience with algorithms and data structures\nTech Stack:\nKlaviyo’s platform is primarily built with Python and React and runs on AWS. Engineers join us from a wide range of technical backgrounds and are supported in learning our stack.\nCore technologies include:\nPython / Django / FastAPI\nMySQL / Redis / Memcached\nRabbitMQ / Celery / Apache Kafka / Apache Pulsar\nAWS / Terraform / Kubernetes\nLocation & Work Model:\nThis role is based in Dublin, Ireland and follows a hybrid working model. Klaviyo supports work authorization and relocation for this position.\nAt Klaviyo, we value people who take ownership, learn continuously, and collaborate openly. We are committed to building inclusive teams and encourage applications from candidates of all backgrounds.\nWe use Covey as part of our hiring and / or promotional process. For jobs or candidates in NYC, certain features may qualify it as an AEDT. As part of the evaluation process we provide Covey with job requirements and candidate submitted applications. We began using Covey Scout for Inbound on April 3, 2025.\nPlease see the independent bias audit report covering our use of Covey here\nOur salary range reflects the cost of labour in the country where the job post is advertised. The base salary offered for this position is determined by several factors, including the applicant’s job-related skills, relevant experience, education or training, and work location.\nIn addition to base salary, our total compensation package may include participation in the company’s annual cash bonus plan, variable compensation (OTE) for sales and customer success roles, equity, sign-on payments, and a comprehensive range of health, welfare, and wellbeing benefits based on eligibility. \nYour recruiter can provide more details about the specific salary/OTE range for your preferred location during the hiring process.\nBase Pay Range in Local Currency:\n€76.000—€114.000 EUR\nThis role may require up to 10% travel for purposes such as new hire onboarding, client or partner work if applicable, team meetings, and industry events. Travel is coordinated in advance.\nGet to Know Klaviyo\nWe’re Klaviyo (pronounced clay-vee-oh). We empower creators to own their destiny by making first-party data accessible and actionable like never before. We see limitless potential for the technology we’re developing to nurture personalized experiences in ecommerce and beyond. To reach our goals, we need our own crew of remarkable creators-ambitious and collaborative teammates who stay focused on our north star: delighting our customers. If you’re ready to do the best work of your career, where you’ll be welcomed as your whole self from day one and supported with generous benefits, we hope you’ll join us.\nAI fluency at Klaviyo includes responsible use of AI (including privacy, security, bias awareness, and human-in-the-loop). We provide accommodations as needed. \nBy participating in Klaviyo’s interview process, you acknowledge that you have read, understood, and will adhere to our Guidelines for using AI in the Klaviyo interview Process. For more information about how we process your personal data, see our Job Applicant Privacy Notice.\n\nKlaviyo is committed to a policy of equal opportunity and non-discrimination. We do not discriminate on the basis of race, ethnicity, citizenship, national origin, color, religion or religious creed, age, sex (including pregnancy), gender identity, sexual orientation, physical or mental disability, veteran or active military status, marital status, criminal record, genetics, retaliation, sexual harassment or any other characteristic protected by applicable law.\nIMPORTANT NOTICE: Our company takes the security and privacy of job applicants very seriously. We will never ask for payment, bank details, or personal financial information as part of the application process. All our legitimate job postings can be found on our official career site. Please be cautious of job offers that come from non-company email addresses (@klaviyo.com), instant messaging platforms, or unsolicited calls.\nBy clicking \"Submit Application\" you consent to Klaviyo processing your Personal Data in accordance with our Job Applicant Privacy Notice. If you do not wish for Klaviyo to process your Personal Data, please do not submit an application. You can find our Job Applicant Privacy Notice here and here (FR).","description_format":"text","description_chars":8656,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Hybrid work"],"hiring_locations":[{"name":"Ireland","iso":"IE","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Marketing Automation","Email Marketing","Customer Data Platforms (CDP) & Reverse ETL"],"lifecycle":[{"event":"open","at":"2026-09-05T23:28:24Z"}],"visa":[],"liveness":{"score":15,"band":"cold","label":"Long shot","p_open":1,"p_active":0.427,"p_room":0.36,"age_days":92,"expected_fill_days":57,"reasons":["conf:3","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":127435,"is_top_pay":false},"html_url":"https://alion.io/job/klaviyo-software-engineer-ii-reliability","json_url":"https://alion.io/job/klaviyo-software-engineer-ii-reliability.json","meta":{"generated_at":"2026-10-17T21:19:51Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":5918,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":6845},"rest":"https://alion.io/mcp/rest/get_company?id=6845"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fklaviyo-software-engineer-ii-reliability"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fklaviyo-software-engineer-ii-reliability"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fklaviyo-software-engineer-ii-reliability"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/klaviyo-software-engineer-ii-reliability\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fklaviyo-software-engineer-ii-reliability"}]}