Senior Machine Learning Engineer

TL;DR - We want a data-obsessed ML engineer to unlock the intelligence within AI-powered customer conversations. You'll transform millions of customer interactions into predictive insights that power personalized coaching for consumer teams worldwide, turning complex behavioral data into game-changing intelligence that reshapes how businesses communicate with their customers.

Ready to Build the Future of Customer Interactions?

Join Agaton - where advanced AI transforms customer interactions We're not just building another analytics platform; we're creating the intelligence layer that transforms how sales professionals learn, grow, and succeed across the globe through data-driven insights and predictive modeling.

About Agaton

At Agaton, we're building the future of customer interactions through a revolutionary approach that combines: empowering human agents with AI-powered coaching that dramatically increases performance, while deploying autonomous AI voice agents that handle customer interactions with the sophistication and nuance of top-performing professionals.

Our autonomous agents don't just follow scripts - they understand context, adapt to customer needs in real-time, and deliver personalized experiences that feel genuinely human. They can handle complex customer interactions, understand objections, and build relationships while maintaining the highest standards of professionalism and authenticity.

We're not just improving customer interactions - we're fundamentally changing them for the better. Sales shouldn't be pushy; it should be intelligent, helpful, and genuinely valuable. Our mission is to make world-class communication accessible to everyone, whether that's through coaching human agents or through our autonomous AI agents that represent the gold standard in customer interactions.

We're a high-growth, talent-dense team of machine learning engineers, software developers, and designers based in Stockholm, expanding rapidly into new markets globally. Backed by some of the best angel investors in the world, our team brings experience from industry champions like Tink, Spotify, Shopify, Zettle by PayPal, Sana, and EF.

We're working on something that will be absolutely huge - a new category leader in AI that's solving an age-old, trillion-dollar problem for businesses globally. This is your chance to be part of something generation-defining.

The Opportunity

As our Data Scientist, you'll play a foundational role in driving data strategy and unlocking the intelligence within our rich customer interaction data. You'll transform raw conversation data into predictive models that power personalized coaching experiences, working cross-functionally to embed data-driven decision-making across the company and make a lasting impact on AI-powered customer transformation.

What You'll Be Doing

• Conduct deep-dive analyses of customer interaction data to identify trends, patterns, and actionable insights for improving customer interaction effectiveness and product strategies
• Develop and deploy machine learning models to analyze customer engagement, conversation quality, and optimize coaching experiences across chat, agent interactions, and product usage
• Build predictive models that enable our AI coaching engine to deliver precise, impactful recommendations that transform careers and businesses worldwide
• Collaborate closely with product, engineering, ML, and research teams to inform product strategy and execution, translating business needs into data science solutions
• Partner with the data platform team to ensure robust data pipelines and scalable infrastructure for conducting advanced analytics on millions of customer interactions daily
• Design and analyze A/B tests to measure the impact of coaching interventions and product features on performance
• Build experimentation capabilities and causal inference models to optimize user engagement and product experience
• Develop analytics capabilities that empower teams across the organization to make data-driven decisions
• Present complex technical results to non-technical stakeholders, driving innovation through data storytelling

What We're Looking For

Essential:

• Proven experience as a senior ML engineer with extensive background in model training, fine-tuning, leading projects from ideation to launch
• Strong proficiency in statistical analysis, machine learning, and data mining techniques using Python, SQL and R
• Experience working with large language models (LLMs), conversational AI, or agent-based systems
• Hands-on experience with ML frameworks such as PyTorch, TensorFlow, or scikit-learn for building and evaluating models.
• Experimentation expertise with ability to build and evaluate models for A/B testing and causal inference
• Experience or interest in implementing MLOps practices, especially in generative AI environments (GenAIOps), is highly desirable.
• Excellent communication skills, with ability to present complex technical results to non-technical stakeholders and collaborate effectively with cross-functional teams
• Curiosity and customer-centricity with passion for deeply understanding user needs and finding solutions from first principles
• Adaptability and resilience, comfortable working in a fast-paced startup environment with changing priorities and ambiguity

Bonus Points:

• Hands-on experience with cloud platforms, particularly AWS and GCP, for large-scale data analysis and model deployment
• Background in conversation analytics, communication data, or natural language or  audio processing
• Startup or founding experience, especially building data science capabilities from zero to scale
• Familiarity with data wrangling and building ETL pipelines is a strong plus, though not a core requirement.

What We Offer

• Competitive salary & equity package - be part of building something meaningful and different
• Six weeks annual paid vacation - we believe in work-life balance
• Wellness budget - invest in your health and wellbeing
• Learning & development budget - continuous growth and skill development
• Stockholm-based role with flexibility and modern office environment
• Unprecedented impact opportunity - help reshape how the world communicates with customers

Ready to Build the Future?

We're looking for someone who cares deeply about data quality, ships fast, and is eager to make a dent in the world. If you're excited about building predictive models that power AI-driven customer transformation, we want to hear from you.

This is more than a job - it's your chance to be part of a generation-defining company that's transforming how businesses communicate and grow. Join us in building something extraordinary.

Apply now and help us unlock the intelligence within customer conversations.

This position is based in Stockholm, Sweden. Please submit your application in English - it's our company language and you'll be using it daily if you join our team.

Learn more about us