Technical Co-Founder (+ Equity) at Antler

Technical Co-Founder (+ Equity) at Antler

Full-Time 81000 - 99000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Lead the development of an AI-native ecommerce platform from scratch.
  • Company: Join Antler, a global early-stage VC, and disrupt ecommerce with Demi.
  • Benefits: Equity stake, access to funding, mentorship, and a vibrant founder community.
  • Other info: Opportunity to build a high-performance team and set technical culture.
  • Why this job: Be a co-founder and shape the future of ecommerce with cutting-edge technology.
  • Qualifications: Proven backend engineering experience in ecommerce or AI/ML environments.

The predicted salary is between 81000 - 99000 £ per year.

  • Job Title
  • Technical Co-Founder
  • Salary
  • Not Disclosed + Equity
  • Company Description

Antler is the global early-stage VC backing Demi, an AI-native ecommerce startup founded by a former Antler Associate Partner and Goldman Sachs alumna.

Job Description

Demi is an AI-native ecommerce company rethinking how brands grow online.

We are looking for a Technical Co-Founder to build this from zero.

You will own the entire technical direction—architecture, infrastructure, and product delivery—partnering with a commercially-driven co-founder to disrupt legacy ecommerce systems using agentic AI and advanced automation.

  • Location
  • London, UK
  • Why this role is remarkable
  • Join as an equal co-founder with full ownership of the technical roadmap and the opportunity to build an AI-native ecommerce platform from scratch.
  • Backed by Antler’s global venture network, providing immediate access to funding, high-level mentorship, and a powerful community of founders and investors.
  • Partner with a co-founder who brings deep expertise from Goldman Sachs and Antler, specializing in startup inception, fundraising, and commercial strategy.

What You Will Do

  • Lead the end-to-end development of the core product, making critical architectural decisions and shipping high-quality code in a fast-paced, pre-product environment.
  • Architect and implement AI-native workflows, agentic systems, and data infrastructure that provide a competitive edge over legacy ecommerce platforms.
  • Scale the company from a two-person team to a high-performance engineering organization, setting the technical culture and hiring future engineering talent.
  • The ideal candidate
  • Exceptional backend engineering professional with a proven track record of shipping complex, successful products in ecommerce, AI/ML, or marketplace environments.
  • Demonstrates a builder mentality with high agency, comfortable taking intelligent risks and iterating rapidly based on direct customer feedback.
  • Possesses founder-level hunger and commercial curiosity, ready to commit to a long-term partnership and build a category-defining company from the ground up.
  • #J-18808-Ljbffr

Technical Co-Founder (+ Equity) at Antler employer: Jack & Jill

At Jack & Jill, we pride ourselves on being an exceptional employer that fosters a dynamic and innovative work culture. Our team enjoys a range of benefits including flexible working arrangements, professional development opportunities, and a collaborative environment that encourages creativity and growth. Located in a vibrant area, we offer unique advantages such as access to cutting-edge technology and the chance to work with industry leaders in AI-driven marketing strategies.

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Contact Details:

Jack & Jill Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Technical Co-Founder (+ Equity) at Antler

Get Involved in Startup Events

Dive into the local startup scene! Attend pitch nights, hackathons, and networking events. It's a great way to meet founders and like-minded folks. Plus, you never know who might put in a good word for you at a startup like Jack & Jill!

Show Off Your Creativity

Startups love unique ideas! Create a portfolio or a personal website showcasing your past projects, especially those relevant to startups. This personal touch can really make you stand out when you're applying for that full-time gig at Jack & Jill.

Leverage Startup Communities Online

Get active on platforms such as Indie Hackers, Startup Grind, or even LinkedIn groups focused on startups. Participating in discussions can increase your visibility and open up potential job leads, especially at buzzing companies like Jack & Jill.

Direct Applications are Your Best Bet

Don't shy away from applying directly through our website. Startups often check their own portals first before other job sites. Tailor your application to show how you can add value to Jack & Jill — a personal touch goes a long way!

We think you need these skills to ace Technical Co-Founder (+ Equity) at Antler

Backend Engineering
Architectural Decision-Making
AI/ML Implementation
Ecommerce Product Development
Data Infrastructure Design
Agile Development
High-Quality Code Delivery

Some tips for your application 🫡

Show Your Entrepreneurial Spirit:When applying for a role in startups and entrepreneurship, it's crucial to highlight any experience you have with starting your own projects or businesses. We love seeing examples of your initiative, so sprinkle in stories of how you’ve taken risks or solved problems creatively—this is what makes you stand out!

Tailor Your CV for Impact:In the startup world, your CV should reflect not just your experience, but the impact you've made. Use quantifiable achievements to show your contributions, like percentage increases in growth or revenue. Remember, we’re looking for go-getters who know how to get results!

Craft a Provocative Cover Letter:Your cover letter is a chance to showcase your passion and motivation for working at Jack & Jill. Don't just list your skills—share your vision and what excites you about the entrepreneurial journey. Connect your personal aspirations with what we need, and let your enthusiasm shine through!

Keep Your Portfolio Handy:If you have a portfolio showcasing any past projects or entrepreneurial efforts, definitely mention it in your application. Though not always necessary for full-time roles, it can provide us with deeper insights into your work style and creativity. If you have a blog, products, or any innovation, we'd love to see it!

How to prepare for a job interview at Jack & Jill

Show Your Entrepreneurial Spirit

In startups, they love seeing passion and initiative. Be ready to share any personal projects or ideas you've worked on. This shows you’re not just about the 9-to-5, but you’re invested in creating value, which is key in this fast-paced environment.

Brush Up on Your Problem-Solving Skills

Expect to be thrown some curveballs during the interview—startups often face unexpected challenges. Having a couple of examples up your sleeve where you’ve creatively solved problems will really impress them. It's all about how you think on your feet!

Know Your Stuff About the Industry

Since you're applying for a full-time role, they’ll want to see you've done your homework. Make sure you understand where the startup stands in its industry, including competitors and market trends. It’s a great way to show you're genuinely interested and can contribute from day one.

Show Flexibility and Adaptability

Startups can pivot quickly, so highlight your adaptability. Share examples of when you've successfully navigated change or taken on roles outside your comfort zone. This shows you’re ready for whatever comes your way, which is crucial in a startup atmosphere!