Product Data Scientist SaaS

Contract type
Ongoing
Work mode
Remote · Europe
Experience
Mid-level · 3+ years

Job description

Product Data Scientist for a SaaS venture builder, focused on A/B testing, customer journey analysis and business decision-making.

At a glance

Employment
Full-time · Employee (employment agreement)
Work mode
Remote · Europe
Languages
French – fluent, English – B2

What you'll do

  • Challenge the current A/B test design and analysis process and propose improvements
  • Build and evolve a robust experimentation framework covering hypotheses, metrics, power and decision rules
  • Design and review test plans with teams before launch
  • Analyze mature results, state their limits and recommend decisions
  • Keep methods and tools simple enough for teams to become autonomous
  • Explore acquisition, conversion, usage, payment and retention data to understand growth levers
  • Analyze funnels and cohorts, identify friction points and propose high-impact tests
  • Work with the Payment team on transaction performance and risk analyses
  • Analyze customer value by cohort, acquisition channel, product or segment
  • Evolve LTV, acquisition cost and payback analyses to inform marketing and business decisions
  • Improve use of value signals in advertising platforms with the Data Engineer
  • Turn leadership and team questions into suitable analyses and protocols
  • Ensure data reliability and shared metric definitions with the Data Analyst and Data Engineer
  • Communicate results, uncertainties and recommendations clearly to technical and business audiences

What we're looking for

  • 3 to 5 years of experience in product or growth data science or a comparable analytical role
  • Experience on a high-traffic product or with large data volumes in SaaS, subscription or e-commerce
  • Hands-on experience designing and analyzing experiments and improving a product or business performance with data
  • Strong statistics and inference foundations and ability to choose a suitable method
  • Experiment design and analysis: hypotheses, statistical power, multiple testing, metrics, cohort maturity
  • Advanced SQL and Python for data analysis and statistics
  • Funnel and cohort analysis, retention and customer value
  • Business sense and product intuition linking analyses to decisions and impact
  • Critical thinking to challenge a hypothesis, test or conclusion with arguments
  • Pedagogy: explaining results, their limits and implications clearly
  • Autonomy, curiosity and ability to prioritize in a cross-functional role
  • Fluent French, the main working language
  • English at minimum B2 level, assessed during the recruitment process

Nice to have

  • Familiarity with marketing data, user interactions or payments
  • Knowledge of LTV modeling
  • Experience with a data warehouse and product analytics tools
  • Familiarity with PSP data or advertising platforms

Your team

Data department

Data department led by the Chief Data Officer, alongside a Data Engineer and a Data Analyst, working with the CEO, Product Managers and Marketing, Payment and development teams.

Benefits

  • Direct, measurable impact on decisions and revenue
  • First data scientist in the company, a role to build with lots of ownership
  • Full view of the customer journey across several SaaS products
  • Remote work from any European country
  • Coworking budget of 200 euros per month
  • Tailored vacation policy
  • Flexible hours
  • One month of remote work from a different time zone
  • Equipment budget
  • Two team seminars per year
  • For Lausanne-based profiles: modern offices, sport access, parking and commuting costs

How to get hired

  1. 1Discovery interview with Talent Acquisition Manager Noémie, 30 min
  2. 2Technical interview with Chief Data Officer Youssef
  3. 3Culture interview with Head of HR & Finance Matteo
  4. 4Reference check

Apply

About Dotworld

Venture Builder and SaaS Studio

Venture builder designing, launching and scaling several SaaS products in parallel, with a fully distributed team.

Mission

Create concrete tools that make daily life easier for millions of people worldwide

Key facts

  • 50+
  • Lausanne
  • SaaS / Venture Builder
  • More than 50 million visitors per year
  • No fundraising, 100% self-funded growth
  • Profitable from the first year
  • From 1 to 50+ employees in 4 years
  • 90% of the team works remotely

What they value

  • Performance: obsessed with impact
  • Ownership: act like an owner
  • Integrity: honesty, consistency and professional courage
  • Test, Learn, Scale culture