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This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.TLDR: Join Kernel as an in-office, backend-savvy Senior Product Engineer to own and scale our AWS/Kubernetes stack and ship features fast, earning £120-140 k + equity with visa sponsorship if needed, via a 5-step hiring flow (intro chat → tech screen → 2-hr take-home → onsite deep-dive → founder values interview) at a high-growth, product-focused startup. Context Video hereAbout KernelKernel enables revenue teams to research companies as if they had unlimited time.We're growing extremely fast and working with many of the best revenue teams in the world like , Navan, Zip, GoCardless, Cognism, and many more.Previously, revenue teams relied on manual research to understand if a company had the problem they solved: Do job descriptions indicate doing what you automate? Who do they sell to? Is non-public financial data estimated to the right size? And what does this data tell me about their corporate card spend? Their travel expenses?Our customers use Kernel to find this for every relevant company in the world to get complete overviews of ideal customers and pursue the right companies.We're a team of second-time founders and have raised $5mm+ from top VCs and revenue leaders at Open AI, Slack, Snowflake, and MongoDB.Role - Sr. EngineerYou're a well-versed "T-shaped" product engineer with a spike in backend engineering. You'll be working with the product and engineering team on building the product in general, but will help support our existing infrastructure, ensuring we can scale in an efficient manner. You don't have to be a DevOps wizard, but some experience working with AWS and Kubernetes would very helpful.You're adaptable, often taking initiative to identify and tackle tasks autonomously, and you enjoy making valuable contributions at pace. The lean nature of the team means you thrive in a low-structure environment, and having the ability to communicate clearly is very important.You would ideally have the following:6+ years of software engineering experienceExperience working in an early stage start-upA well-rounded product engineering toolkitThe ability to work independently and autonomouslyThe ability to operate in a small team with shifting prioritiesSome experience working with KubernetesExperience working with large volumes of dataIt would be a plus if you also have experience in:LLM experience, such as building RAG-models and prompt engineering and familiarity with the main foundation models on the marketSome front-end experienceWhat you'll be doingKernel provides customization at scale, which means we process millions of accounts, collect terabytes of data, and run tens of thousands of executions in parallel.Your role will be to own our back-end infrastructure - everything from AWS to our workflow automations in n8n - helping us scale from $1M to $10M ARR.We are still in early stages of building out our infrastructure which means you have the opportunity to play a key role in shaping what we build and how we build it.More specifically you will be:Working on ensuring a world-class, scalable back-end infrastructure.Working daily with the team to move us toward our next goalRapidly shipping features to users and to our internal teamContinuously evaluating our code, infrastructure, and processes to see if they meet our needs, always looking for ways to improveAutomating our manual processesSharing feedback on roadmap direction and ideas on bets to place / potential solutionsThis role may not be for you if...You need lots of structureYou'll only ship pixel-perfect resultsYou need a fleshed-out spec to codeYou're heavily indexed on DevOps and have spent less time on product engineeringThis role is definitely not for you if ...You prefer working remote or hybridYou don't enjoy the intensity of an early-stage startupYou have side hustles or other projectsYou want to manage a teamWhat we offerWe'll do our very best to offer you a ride of a lifetime. It won't be easy, but it will be thrilling.Working directly with the founding teamA fast-paced ride in the early inning of a new technology waveWeekly 1:1s to help you growSalary: £120 - 140k + equityTech stackBack-end (AWS): NodeJS, Typescript, PostgresFront-end: NextJS, Typescript, TailwindWorkflow automation: n8nTeamWe are currently 17 people with 3 people in engineering and 1 Product Manager, specificallySam Houghton, Founding EngineerEleanor Leung, Sr EngineerDavid Saltares, Sr EngineerMarcus Henglein, Head of ProductVisasWe sponsor visas for exceptional candidatesStagesSTAGE 1A 30 minute intro call with our Product Lead, Marcus (Hiring Manager). You'll get an overview of Kernel, speak a bit about your own motivations, what you're good at (and not so good!) plus an opportunity to ask questions.STAGE 2A 30-minute technical screen with either Sam, Ele, or both. This is an opportunity for you to talk about products you're proud of having built and ask questions about Kernel's tech stack.STAGE 3A take-home task where you'll be asked to solve a real-world problem we've come across. You'll spend a maximum of 2 hours on this challenge.STAGE 4Come to our office for a 45-min technical interview. We'll work through your take-home task and ask clarifying questions to understand your thinking.FINAL STAGEAnders (Founder + CEO) conducts our Founder Interview. It's a values-based discussion exploring your personal and professional values and how they align with ours.Reference calls & OfferIf you like us and we like you, it'll be time to make you a job offer!We'll email you an offer letter and simultaneously schedule a call to discuss the offer, package and answer any questions you might have.Reference calls: We will first have to complete at least 2 reference calls with your past managers and/or peers. #J-18808-Ljbffr