Staff AI Engineer

About the Position

We are seeking a Staff AI Engineer to join our team in London or remotely. This role is ideal for engineers who thrive at the intersection of software engineering, data, and AI. You will own the full lifecycle of AI applications, from building data pipelines to deploying production-ready features that delight our 70+ million users.

Responsibilities

• Build, deploy, and maintain AI agents and features across Linktree’s core product surfaces, including personalisation, recommendations, and creator analytics.
• Partner with Product and Engineering teams to translate business problems into solutions, driving the roadmap from problem definition through to production.
• Design and own scalable data pipelines for feature engineering, model training, evaluation, and real-time inference.
• Establish and uphold engineering best practices for AI, including evaluation design, prompt management & versioning, testing & monitoring.
• Lead technical design reviews and mentor engineers on AI foundations and production-grade AI patterns.
• Evaluate and adopt new AI techniques, frameworks, and tooling to keep Linktree at the frontier of applied AI.

Requirements

• 6+ years of engineering experience with experience in building and maintaining data-intensive, production systems.
• Familiarity with modern AI engineering techniques such as prompt-engineering, fine-tuning, eval loops, and technologies such as Gemini, Claude, and OpenAI APIs.
• Hands-on experience with AI tools/frameworks (e.g., Braintrust, AutoEval) and/or MLOps tools (e.g., Airflow, MLflow, Vertex AI, or similar).
• Solid understanding of data engineering practices, including ETL, batch/streaming pipelines, and data quality monitoring.
• Familiarity with cloud infrastructure (we use AWS) and containerization.
• Experience with shortening “build-measure-learn” by means of prototyping and experimentation to iterate quickly and build software users love.

Nice to Have

• No specific optional skills mentioned.

We Offer

• An annual wellbeing allowance to use on things like fitness memberships, development courses, childcare, travel, charitable donations, pet insurance, home office set-up - the choice is yours!
• Employer contribution towards your retirement.
• Generous time off for vacation, holidays, parental leave, volunteer time, and other categories.
• Employee stock option program - we want each and every employee to share in the company’s success.

About the Company

We’re on a mission to empower anyone to curate, grow, and monetize their digital universe. We created the “link in bio” category - and we’re just getting started. From creators, artists, and entrepreneurs to global brands, we’re redefining how people connect with their communities, showcase their content, and promote products - all in one link.

Today, a community of 70+ million use Linktree, including icons like Adidas, TikTok, the UN Environmental Program, The NFL, Manchester United, World Central Kitchen, Sabrina Carpenter, Olivia Rodrigo, and Selena Gomez. With 48,000 new accounts created every day, Linktree is the fastest-growing leader in our space.

We’ve teamed up with some of the world’s biggest platforms including TikTok, Snap, YouTube, GoFundMe, Spotify, Google, Stripe, Reddit, Laylo, and Kajabi, to unify Linkers’ digital spaces, and we partner with retail brands Amazon, Nike, Nordstrom, Target, Sephora, Vuori, and more to share products they love.

We’re a tight-knit, passionate team building best-in-class tools that make online presence simple, powerful, and yours. If you're excited by the idea of shaping a new category, setting the standard, and making space for everyone to be seen and succeed, we’d love to meet you.

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