United Kingdom onlyZOE is the science and nutrition company leading a movement to transform the health of millions.
We exist because the food we eat is making us sick. Most of what we are taught about food is wrong.
ZOE runs the world’s largest nutrition science study to find scientifically proven solutions.Our randomized controlled trial of ZOE proves that if you eat the right food for your body, you can feel healthier in weeks and be on track for more healthy years.
ZOE can change the way you eat, feel, and live. We host world-leading scientists on our podcast and bring proven science to your plate with Daily30+, our 30+ plant supplement.
Over 100,000 people rely on ZOE Membership, our personalized nutrition program, to make smarter food choices. ZOE Membership turns complex science into clear step-by-step actions, helping you improve your health with every meal.
ZOE means life — and you can change your life with food.
Visit our career page and become a ZOEntist 🚀
About the TeamAt ZOE, we're on a mission to empower people with the most advanced science and technology to transform their health. Our Snap team is at the heart of this mission, developing AI-driven solutions that make food logging effortless—just by using a camera! If you're passionate about cutting-edge machine learning, building impactful products, and solving real-world problems, this is the role for you.
About the RoleWe're looking for an Lead Machine Learning Engineer to join our team of ML engineers and data scientists, helping to scale our product to millions of users, and working on some complex technical problems. You'll be tackling a range of challenges that will require analytical thinking and keen instincts, as well as an understanding of our domain and how our users behave. You'll work with a cross-functional team including product managers, designers, and front-end engineers to deliver our cutting-edge photo logging product.
What You’ll Do…
- Build and scale our photo logging AI product, a core feature for ZOE’s members.
- Work alongside data scientists, software engineers, and domain experts to collect requirements and establish project goals.
- Evaluate model performance, conduct A/B testing, and iteratively improve model accuracy and efficiency.
- Work with our platform team and collaborate on hosting, availability and scale challenges
- Stay current with the most recent developments in machine learning research, methodologies, and technologies, integrating them seamlessly into our workflow.
- Solve complex backend problems while collaborating closely with product managers and UX designers to provide a best-in-class customer experience.
- Write code across our micro-services and data pipelines.
- Ship in production, preferably daily or more!
What makes you a great fit...
- 7+ years of experience in backend software engineering
- 5 years of experience working on a deployed ML or AI product.
- A strong background in ML, Computer Science, Mathematics, or Statistics—either through a degree or equivalent experience.
- Experience working on a large scale backend system, dealing with scaling challenges, high availability, or supporting a large numbers of users
- Passionate about LLMs,prompting techniques, and evaluation strategies.
- Experience in programming languages such as Python or Java.
- Understanding of cloud platforms (Google Cloud, AWS, Vertex AI, Sagemaker).
Bonus points!
- Experience with ML frameworks like TensorFlow, PyTorch, or scikit-learn.
- Experience with data analysis or data science
Compensation PhilosophyAt ZOE, we are committed to offering competitive and equitable compensation that reflects the value of each role and aligns with regional labor market standards. Our approach to compensation goes beyond just base salary — we offer a comprehensive package that includes base pay and stock options, ensuring that every team member is rewarded for their contributions to the company’s growth and success.
We believe that building a thriving team requires not only providing fair and competitive compensation but also fostering an environment where success is shared collectively. Our total compensation package is designed to support the well-being of our employees, recognise their individual contributions, and empower them to grow alongside ZOE.
Benefits & PerksAt ZOE we understand the significant role our benefits play in motivating, inspiring and safeguarding our employees' well-being. Our benefits strategy is thoughtfully designed to echo our mission and values, recognising the diverse needs arising from different life stages of our ZOEntists.
Our approach to benefits takes an inclusive and flexible view of both personal and professional growth. From competitive health insurance and wellness packages to inclusive parental policies, building connection, and tailored professional development programs, we've got you covered.
At ZOE, we continue to build a benefits package that invests in our team members’ long-term personal and professional growth and wellbeing, adding to this list as it evolves.
Equal opportunities We are committed to fostering a diverse and inclusive team where every individual can bring their authentic self to work. We believe that this is key to our success and are dedicated to positively impacting the tech industry. As part of our commitment to equal opportunities, we encourage candidates from underrepresented backgrounds to apply. We ensure a respectful and inclusive environment for all and do not discriminate on the basis of race, colour, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, marital status, disability, or age. If you require any accommodations during the interview process, please feel free to inform us, and we will make every effort to support your needs.
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