Product Lead, AI Email App

Product Lead, AI Email App

Full-Time 72000 - 88000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Lead the development of an AI email app that transforms user experiences.
  • Company: Join a dynamic team focused on innovative AI solutions for everyday applications.
  • Benefits: Enjoy competitive pay, flexible work options, and opportunities for personal growth.
  • Other info: Collaborative environment with fast-paced decision-making and significant ownership.
  • Why this job: Make a real impact by shaping AI technology that simplifies lives for billions.
  • Qualifications: Strong tech background with experience in AI products and system design.

The predicted salary is between 72000 - 88000 £ per year.

There are over 5 billion users using basic applications today such email, notes, tasks, calendar and they're not AI-native.

Our mission is to build proactive applications for anyone in the world, who are not used to complex prompting.

We aim to bring intelligence to conversations, errands, organising and workflows, with minimal to no prompting.

Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion.

We believe products will greatly reduce hallucinations

Our objective is to organise anyone's life, allowing us all to spend time on valuable and meaningful things

As Product Lead, AI Email App, you work at the intersection of user needs, model capability, and engineering constraints.

You will work directly with ML and engineering teams to define how the system should behave, how we measure it, and how we continuously improve it.

This is a deeply technical, hands-on role. You are expected to understand the system and challenge technical decisions.

About the Role

There are over 5 billion users using basic applications today such email, notes, tasks, calendar and they're not AI-native.

Our mission is to build proactive applications for anyone in the world, who are not used to complex prompting.

We aim to bring intelligence to conversations, errands, organising and workflows, with minimal to no prompting.

Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion.

We believe products will greatly reduce hallucinations

Our objective is to organise anyone's life, allowing us all to spend time on valuable and meaningful things

As Product Lead, AI Email App, you work at the intersection of user needs, model capability, and engineering constraints.

You will work directly with ML and engineering teams to define how the system should behave, how we measure it, and how we continuously improve it.

This is a deeply technical, hands-on role. You are expected to understand the system and challenge technical decisions.

  • What You’ll Own
  • Define end-to-end requirements for AI capabilities, from model behavior to system behavior to user experience.
  • Translate model capabilities, evaluation results, and technical constraints into clear product and system decisions.
  • Make trade-offs across quality, latency, cost, reliability, safety, and UX.
  • Work closely with ML, backend, and client engineers on system design, evaluation, and iteration.
  • Define and evolve evaluation frameworks across offline metrics, online experiments, and human feedback.
  • Establish clear quality bars and feedback loops for AI-powered experiences.
  • Drive execution through clear specifications, prioritization, and strong technical judgment.
  • Identify failure modes and ensure AI systems behave predictably and recover gracefully.
  • Own product quality end-to-end, correctness, reliability, usefulness, and user trust.
  • What We’re Looking For
  • Technical
  • Strong computer science fundamentals and system design skills.
  • Solid understanding of modern ML and how AI systems behave in production.
  • Comfortable reading technical designs, understanding architectures, and engaging deeply with engineers.
  • Strong intuition for model limitations, hallucinations, evaluation, and failure modes.
  • Product & AI
  • Significant experience owning complex, technical products end-to-end.
  • Hands-on experience with AI-powered products, particularly LLM-based systems.
  • Experience with model evaluation, experimentation, prompting, or AI system iteration.
  • Ability to turn ambiguous problems into clear requirements, measurable outcomes, and executable plans.
  • Strong judgment and the ability to make decisions when the right answer is not obvious.
  • Mindset
  • Highly technical, curious, and comfortable going deep.
  • Strong bias toward shipping, experimentation, and learning from real-world usage.
  • Able to challenge engineers and researchers constructively while maintaining strong collaboration.
  • Comfortable operating with significant ownership in a fast-moving, zero-to-one environment.
  • Nice to have
  • Experience shipping AI-heavy consumer products.
  • Background as an engineer or highly technical product manager.
  • Experience defining evaluation metrics for ML systems.
  • Strong intuition for AI UX patterns and failure handling.
  • Prior experience in zero-to-one product environments.

An engineering background is a strong plus, but what matters most is the ability to reason deeply about both

AI systems and product outcomes .

  • Outcomes
  • Product strategy clearly aligns AI capabilities with user needs and company priorities.
  • AI features deliver real value, are understandable, predictable, and trusted by users.
  • Decisions balance quality, speed, cost, and reliability effectively under uncertainty.
  • Roadmaps and priorities are clear, with fast iteration based on real user feedback.
  • Teams are aligned, focused, and able to execute on AI product goals with minimal friction.
  • How We Work

We are a small, high-talent-density, hands-on team. Engineers and product leaders have broad ownership and are expected to exercise strong judgment and execute independently.

We make decisions quickly, work closely together, and balance speed with engineering fundamentals. We care less about process and more about building something exceptional.

Interview process

If there appears to be a fit, we'll reach to schedule 3, but no more than 4 interviews.

Applications are evaluated by our technical team members. Interviews will be conducted via virtual meetings and/or onsite.

We value transparency and efficiency, so expect a prompt decision.

If you've demonstrated the exceptional skills and mindset we're looking for, we'll extend an offer to join us.

This isn't just a job offer; it's an invitation to be part of a team that's bringing AI to have practical benefits to billions globally.

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Product Lead, AI Email App employer: ActAI

At ActAI, we pride ourselves on fostering a dynamic and inclusive work culture that empowers our employees to thrive. As a High-Impact Operations Manager, you will benefit from unparalleled growth opportunities, working alongside innovative leaders in a fast-paced environment that values collaboration and creativity. Our commitment to employee development and well-being makes ActAI an exceptional place to build a meaningful career.

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Contact Details:

ActAI Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Product Lead, AI Email App

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at ActAI or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to ActAI.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like ActAI.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like ActAI that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Product Lead, AI Email App

Computer Science Fundamentals
System Design Skills
Machine Learning Understanding
AI System Behaviour in Production
Technical Design Reading
Model Evaluation
Experimentation

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at ActAI.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at ActAI and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at ActAI

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If ActAI uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.