Subsets (YC S23) is an early-stage startup building the future of AI-driven subscription growth. As a Lifecycle Engineer, you'll join the early team to work hands-on with our platform and our clients. You will be owning, driving, and expanding adoption of the product across a portfolio of customers while helping to define what great customer outcomes look like as we scale.
What you will do
work hands-on within the Subsets platform to build, optimise, and iterate on lifecycle campaigns and subscriber journeys alongside our clients.
help shape the structure and playbook of the customer team model as one of the first Lifecycle Engineers at Subsets - this is a defining role in how we scale.
own and manage a portfolio of 5-10 enterprise customers, acting as the primary point of contact responsible for adoption, business outcomes, and satisfaction of the client.
develop a deep understanding of each client's business, proactively identifying opportunities to drive growth and addressing challenges before they arise.
partner closely with a solutions engineer, who will handle technical escalations and integrations, so you can stay focused on strategy and outcomes.
work in a lean, high-performing team where you will have a significant impact and assume high levels of responsibility.
You may be a great fit if you have
(required) hands-on experience in CRM or customer/retention marketing - building journeys, campaigns, and lifecycle strategies inside a platform like Sailthru, Braze, Iterable, or other similar tools.
(required) experience being client-facing (e.g., agency or consulting), and ideally with managing relationships at multiple levels.
proficiency in email marketing and experience in additional marketing channels (app, on-site, paid social, etc.) is a plus.
worked with analysing campaign performance and have a basic understanding of running experiments and what good experimental design looks like.
experience with subscription businesses and words like ARPU and Lifetime Value is a plus.
a proactive, big-picture mindset. You're always thinking about where a client relationship is heading, not just the task in front of you.
a strong bias toward action and the ability to work autonomously in fast-paced, loosely defined environments.
you prefer a primarily in-office way of working and are energized by the pace and intensity of early-stage startups.
Perks
competitive salary and equity.
company card for all things office food/snacks.
great breakfast and lunch (and dinner when working late in the office).
relocation support if you don't live in Copenhagen.
Skills Required
- Hands-on experience in CRM or customer/retention marketing building journeys and campaigns in platforms like Sailthru, Braze, or Iterable
- Client-facing experience (agency or consulting) and managing relationships across multiple levels
- Experience analyzing campaign performance and basic understanding of experimental design
- Proficiency in email marketing; familiarity with other channels (app, on-site, paid social)
- Experience with subscription businesses and metrics like ARPU and Lifetime Value
- Ability to work autonomously in fast-paced, loosely defined startup environments and a proactive, big-picture mindset
- Preference for primarily in-office working style and willingness to relocate to Copenhagen if needed
What We Do
Subsets is an AI-driven lifecycle growth and retention automation platform purpose-built for consumer subscription businesses. The company provides a no-code AI decisioning layer that allows commercial teams to automate lifecycle experimentation, orchestrate personalized user journeys, and optimize retention and lifetime value (LTV) by predicting key audiences and analyzing behavioral drivers of churn.
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