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Product Data Scientist (Client-facing)

Similarweb similarweb.com Open · verified Oct 24, 2026
Tokyo Mid-level Data Science

At a glance

Mid-level Data Science role at Similarweb. Tokyo.

Pay not stated Data Science salary

RoleData Science
SeniorityMid-level
LocationTokyo
PostedJan 23, 2026 · 9mo ago
Role brief

dataroles summary, based on the employer's posting.

What you'll do

  • Meet with clients to shape their needs into custom reports, then code and configure them for continued delivery
  • Use quantitative analysis and data mining to turn raw datasets into useful insights
  • Research client business questions and build tools using raw data and algorithms
  • Work with Engineering to create infrastructure that can support solutions at scale
  • Coordinate with Advisory Services consultants on strategic questions and delivery of custom data products

What you bring

  • At least three years in product data science, solutions engineering, solutions architecture or a similar role
  • Strong working knowledge of SQL and Python, plus a quantitative approach to complex analytical problems
  • A bachelor’s in a quantitative discipline or equivalent hands-on experience
  • Professional fluency in English and Japanese, with clear communication across technical and non-technical audiences
  • Experience leading enterprise client work from feasibility and design through implementation and ongoing insight delivery

Who this fits

This role suits an independent analyst who can lead ambiguous client projects in a demanding, fast-moving setting. You’ll support enterprise accounts in Japan and Korea and work from the Tokyo office.

From the employer

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online.

Our unique data and solutions empower thousands of customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies.

In 2021, we went public on the New York Stock Exchange, and we continue to reach new heights! Come work alongside Similarwebbers across the globe who are bright, curious, practical and good people.

We’re looking for a sharp and driven Product Data Scientist to join our fast-paced Data Labs team to support enterprise accounts in the Japan and Korea market, to be based in our Tokyo office.

As part of a high-performing group of analysts, you’ll handle complex, custom requests from some of the biggest names in the market, turning raw data into strategic, ad hoc insights. The work is intense and constantly evolving - it requires strong analytical skills and the ability to work independently under pressure. You’ll need to be curious, adaptable, and willing to dive deep to find answers where others might stop. If you thrive in a demanding environment and are excited by the opportunity to make a real impact, we want you on our team.

What does the day to day of a Product Data Science Customer Facing (Data Labs) at Similarweb look like:

  • Building custom-made reports end to end - from meeting with the client and understanding their needs, to writing the code and setting up the report for ongoing delivery.
  • Apply your expertise in quantitative analysis and data mining to turn data into insights.
  • Conduct research and develop tools which will help answer client's’ business. questions by using Similarweb’s raw data sets and algorithms.
  • Partner with Engineering teams to establish an infrastructure to scale solutions.
  • Partner with Advisory Services team of Consultants to answer strategic business questions and deliver custom data products seamlessly

This is the perfect job for someone who has:

  • Bachelor’s degree in Computer Science, Engineering, Statistics, Mathematics, or a related quantitative field (or equivalent practical experience).
  • 3+ years of experience as a Product Data Scientist, Solutions Engineer, Solutions Architect or in a similar role.
  • Strong proficiency in SQL and Python.
  • Demonstrated experience solving complex analytical problems using quantitative and statistical approaches.
  • Experience working in customer-facing environments, including:

Collaborating with a wide range of stakeholders - including Engineers, Sales, and customer-facing teams - to scope problems, align on requirements, and deliver data-driven- solutions that meet customer and business needs.

  • Proven experience owning enterprise customer engagements end to end, including feasibility evaluation, solution design, implementation, and ongoing delivery of data-driven insights.
  • Bilingual in English and Japanese with good communication skills, with the ability to present insights clearly and influence both technical and non-technical audiences.
  • Proven ability to independently lead and own analytical initiatives end to end in ambiguous, fast-paced environments.
  • Master's Degree in a quantitative field - Big Advantage.

Why you’ll love being a Similarwebber:

You’ll actually love the product you work with: Our customers aren’t our only raving fans. When we asked our employees why they chose to come work at Similarweb, 99% of them said “the product.” Imagine how exciting your job is when you get to work with the most powerful digital intelligence platform in the world.

You’ll find a home for your big ideas: We encourage an open dialogue and empower employees to bring their ideas to the table. You’ll find the resources you need to take initiative and create meaningful change within the organization.

We offer competitive perks & benefits: We take your well-being seriously, and offer competitive compensation packages to all employees. We also put a strong emphasis on community, with regular team outings and happy hours.

You can grow your career in any direction you choose: Interested in becoming a VP or want to transition into a different department? Whether it’s Career Week, personalized coaching, or our ongoing learning solutions, you’ll find all the tools and opportunities you need to develop your career right here.

Diversity isn’t just a buzzword: People want to work in a place where they can be themselves. We strive to create a workplace that is reflective of the communities we serve, where everyone is empowered to bring their full, authentic selves to work. We are committed to inclusivity across race, gender, ethnicity, culture, sexual orientation, age, religion, spirituality, identity and experience. Our culture of equality and mutual respect also helps us better understand and serve our customers in a world that is becoming more global, more diverse, and more digital every day.

We will handle your application and information related to your application in accordance with the Applicant Privacy Policy available here.

Opportunity

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Opportunity

Data Science work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind dataroles.