Why This Job is Featured on The SaaS Jobs
Nexthink operates in the enterprise SaaS landscape, where product value is closely tied to measurable user experience across large, heterogeneous environments. A Full Stack Data Scientist in this setting sits at the intersection of applied ML and product instrumentation, working with real-world behavioral data rather than curated research datasets. The emphasis on understanding chatbot and agent threads reflects a broader SaaS shift toward embedded AI features that must be observable, testable, and accountable in production.
For a SaaS career, the role builds durable strengths in taking ambiguous product questions and turning them into evaluation frameworks, benchmarks, and decision-grade insights. It also develops the practical muscle of translating literature into shippable improvements, a recurring need as SaaS teams integrate new model capabilities while maintaining reliability. Experience building internal tools and dashboards is especially transferable across SaaS organizations that rely on self-serve analytics to align engineering, product, and design.
This position will suit professionals who enjoy end-to-end ownership, from exploratory analysis to deploying improvements and measuring impact. It aligns with candidates who prefer evidence-led iteration, can communicate trade-offs clearly, and want their work to influence how AI-enabled SaaS features are monitored and improved over time.
The section above is editorial commentary from The SaaS Jobs, provided to help SaaS professionals understand the role in a broader industry context.
Job Description
Company Description
Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,300 customers to provide better digital experiences to more than 18 million employees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.
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Job Description
We are seeking a Full Stack Data Scientist to join our world-class AI team. This is a unique opportunity to work at the forefront of the industry, shaping the intelligence behind our next-generation AI services. You will dive deep into the complex behaviors of advanced chatbots and agentic threads, developing the algorithms and tools that drive our AI's evolution.
In this role, you won't just analyze data; you will bridge the gap between research and production. You will tackle undefined challenges in conversational AI, turn theoretical papers into live improvements, and build the tools that empower us to understand our models better than anyone else. If you are passionate about pushing the boundaries of what AI agents can do and want to see your work directly impact millions of users, this is the place for you.
Responsibilities
Define complex, open-ended problems clearly, translating high-level business goals into concrete, data-driven engineering objectives.
Work effectively within a cross-functional team, contributing to a culture of technical excellence, collaboration, and continuous innovation.
Qualifications
Experience with modern data visualization tools (e.g., matplotlib, seaborn, plotly) or BI platforms.
Nice to have
Knowledge of MLOps best practices, ensuring reproducibility, automated evaluation, and seamless model lifecycle management.
If you’re excited about pushing the boundaries of AI and mentoring the next generation of engineers, we’d love to hear from you! Even if you don’t meet every requirement, we encourage you to apply—we value expertise, passion, and the drive to learn.
Additional Information
We are the pioneers and trailblazers of a global IT Market Category (DEX) that is shaping the future of how the world works, giving our customers’ IT Teams total digital visibility across their enterprise. Our innovative solutions integrate real-time analytics, automation, and employee feedback across all endpoints. This enables our IT teams to solve complex technical challenges, create ever more productive workplaces, and deliver happy, satisfied employees in the digital workplace.
With over 1000 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating and innovating to continuously grow. We call our employees ‘Nexthinkers’ and our commitment to diversity, inclusion, and equity is second to none. We currently have over 75 nationalities working with us, from all cultures and backgrounds, speaking many different languages.
If you are looking for a change and like a nice atmosphere, lots of challenges, and having fun while working, this is a great opportunity for you! Check what we offer:
- 💼 Permanent Contract and a competitive compensation package.
- 📍 Beautiful office, conveniently located next to the Prilly-Malley train station
- 🏡 Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.
- 🏖️ Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 25 days of holidays we offer) plus 3 company-paid volunteer days.
- 🤸 Free access to a fitness centre inside the building.
- 🚞 Reimbursement of the half-fare travel card for public transport.
- 🧑🏫 Reimbursement up to 50% of the cost of French classes.
- 🍉 Fresh fruit, cookies, and soft drinks as well.
- 🤝 Regular company and team events like Voluntary Days, Pizza talks, Team Building activities, hosting Meetups at the office and more!
- 📣 Bonuses for referring successful hires after three months of continuous employment.
- 🚚 We offer a relocation package to people who are coming from another country.
Please note that not all the benefits listed above are available for temporary, contract, and internship roles. To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.
