Sébastien Gignoux
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Sébastien Gignoux Email & Phone Number

Senior Product Manager at PayPay Corporation
Location: Kyoto, Japan, Japan 12 work roles 3 schools
1 work email found @mockupgo.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Current company
Role
Senior Product Manager
Location
Kyoto, Japan, Japan
Company size

Who is Sébastien Gignoux? Overview

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Quick answer

Sébastien Gignoux is listed as Senior Product Manager at PayPay Corporation, a company with 1282 employees, based in Kyoto, Japan, Japan. AeroLeads shows a work email signal at mockupgo.com and a matched LinkedIn profile for Sébastien Gignoux.

Sébastien Gignoux previously worked as Senior Technical Product Manager at Fermat and Chief Product Officer at Inqom. Sébastien Gignoux holds Master Of Science (M.S.), M.S. In Computer Science At The École Des Mines De Nancy from Ecole Nationale Supérieure Des Mines De Nancy.

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Email format at PayPay Corporation

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{first_initial}{last}@mockupgo.com
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Profile bio

About Sébastien Gignoux

As an experienced product manager with a strong technical background, I bridge the gap between technical teams and business stakeholders, translating customer needs into innovative hardware and software products. I have a proven track record of leading cross-functional teams to develop cutting-edge hardware and software solutions. Fluent in English and French, with proficient Japanese skills, I currently reside in Kyoto.

Listed skills include Agile Methodologies, Start Ups, Product Development, User Experience, and 27 others.

Current workplace

Sébastien Gignoux's current company

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PayPay Corporation
Paypay Corporation
Senior Product Manager
Kyoto, JP
Website
Employees
1282
AeroLeads page
12 roles

Sébastien Gignoux work experience

A career timeline built from the work history available for this profile.

Senior Technical Product Manager

Current

Paris, Ile-de-France, France

  • Fermat is a Paris-based early-stage hardware and software startup providing compute and storage accelerators based on FPGA technologies. Senior Technical Product Manager
  • Led the product roadmap and strategic planning efforts. Identified multiple business opportunities through in-depth market research and industry trend monitoring.
  • Presented technical concepts and product updates to senior executives, IT managers, and solution architects, simplifying complex ideas for diverse audiences.
  • Translated complex customer requirements into detailed technical specifications. Collaborated closely with the software and hardware engineering teams to refine the product architecture, write detailed specifications.
  • Led technical discussions and workshops with engineering teams.
  • Developed multiple prototypes and proofs-of-concept in Python, Go, and HLS C++ in the field of financial risk, genomics, vector databases, and large language models (LLMs)
Aug 2020 - Present

Chief Product Officer

Paris Area, France

  • Inqom is a SaaS solution that automates accounting tasks using AI technologies. In 2018, Inqom raised €6.9M from a Series B round and was acquired by Visma in 2022.Chief Product Officer
  • Developed the product strategy and roadmap, wrote specifications, and delivered features. Cut in half the time accountants needed to keep their clients’ books up to date.
  • Led the product team from zero to MVP, then to full product. Built up the team from the ground to include 2 Product Managers, 1 UX designer and 2 QA engineers as the company grew from 10 to 50 people and successfully.
  • Managed the entire Software Development Life Cycle (SDLC) using Scrum with GitLab, overseeing all phases—from requirements gathering and design to development, backlog management, sprint planning, testing, deployment.
  • Led the R&D team to ensure that the capabilities and performance of the proprietary AI system that extracted accounting data from pictures, based on BERT, matched customer needs. Managed and prioritized the AI-centric.
  • Collaborated closely with cross-functional teams, including UI/UX designer, engineering, marketing, customer success, and data analytics, to ensure the successful delivery of product initiatives.
Jan 2018 - Jul 2020

Product Manager And Solution Architecte

Paris

  • Stoic is a company based in Palo Alto that provides “big-data spreadsheet” solutions as SaaS and On-Premises. Stoic empowers end users to build complex business applications using an Excel-based user interface and AI.
  • Conducted research with different clients to discover business cases and refine the roadmap.
  • Wrote business cases and specifications of new features. Worked with engineering teams to ensure delivery using Agile/Scrum methodologies.
  • Created wireframes and mock-ups to create user-centric UI/UX.Solution Architect
  • Worked with teams in major investment banks and financial institutions to deploy Stoic’s solution
  • Demonstrated the solution by implementing multiple use cases: PnL explained system for trading desks, Value at Risk and Risk Weighted Assets calculations with custom aggregation and netting, portfolio risk analysis and.
Feb 2015 - Nov 2017

Product Manager

Neediz
  • Neediz is rethinking the flow of information within companies to provide operational solutions to all trades.Product Development
  • Improved Neediz Activity email ingestion workflow
  • Redesigned and automated business processes for businesses
  • Mockup and prototype of financial dashboards
  • Architected custom solution in Python/Django to run on Google App Engine
  • Met with Japanese resellers and potential clients
Sep 2013 - Nov 2014

Chief Technical Officer

Paris Area, France

  • MeetMeOut helps people to connect and share activities with new friends
  • Controlled the design of the user experience by pinpointing use cases and creating wireframes.
  • Headed the implementation of the first version of the site in Ruby on Rails.
  • Conducted the automation of the activities’ organization process.
  • Participated extensively in the raising of €100K euros through a seed investment round.
Feb 2013 - Sep 2013

Founder & Ceo

Mockupgo

Paris Area, France

  • MockupGo is an online tools to accelerates the validation of web design via real-time annotations and business process automation.
  • Employed Anthony Ulwick’s “Outcome-Driven Innovation” model to identify and rank innovation opportunities.
  • Created all of the marketing materials for the company, such as pitches, videos, and the website.
  • Conceptualized, designed, and developed the user experience.
  • Achieved success in the delivery of the first version of the tool by outsourcing the development to a Ukrainian team.
  • Facilitated interviews with customers, as well as conducting surveys.
May 2012 - Mar 2013

Chief Technical Officer

  • Encyclopædia Universalis is the most reputed French-language general encyclopedia.
  • Coordinated the production of a new print version of the Encyclopædia Universalis (6,000 copies sold; 2 million euros budgeted) to produce 32,500 pages in 30 volumes.
  • Executed the planning and organization of the operations of 40 employees and external service providers.
  • Led the development of custom workflow tools and data delivery systems in Python.
  • Supervised the expansion of the technology department from a small team of 4 people dependent on external providers into a 12-person service able to handle the technical needs of the company.
  • Presider over the improvement efforts of the company website by using SEO, A/B testing, usability, and design improvement, leading to a tripling in the site’s revenues in 12 months.
Sep 2006 - Feb 2013

Project Manager / Software Engineer

Encyclopaedia Universalis
  • Drove the design and implementation of tools for production workflow and content management to index, produce, and typeset books.
  • Directed the production of more than 32 books in close collaboration with the editorial team.
Jan 2003 - Aug 2006

Software Engineer

Conducted the implementation of a connector in Java for a travel website to the Amadeus reservation platform through web services.

Jul 2002 - Dec 2002

Software Engineer Specializing In Xml And Java

Intalio, Inc.
  • Functioned with a specialization in XML and Java.
  • Demonstrated success by implementing new features in Java, improving performance and reliability, and developed a regression testing framework.
  • Engaged and contributed in the conception of a graphical user interface used to visually represent data transformation of XML documents.
Feb 2000 - Feb 2002

Technical Reviewer

Wrox Press

Reviewed chapters from Professional XML (2nd Edition) and Professional XML schemas.

Mar 2001 - Aug 2001
Team & coworkers

Colleagues at PayPay Corporation

Other employees you can reach at paypay.ne.jp. View company contacts for 1282 employees →

3 education records

Sébastien Gignoux education

Research Student In Artificial Intelligence

• In the Artificial Intelligence Laboratory, designed and implemented a genetic programming system in C++ to evolve the behavior of robots.

FAQ

Frequently asked questions about Sébastien Gignoux

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What company does Sébastien Gignoux work for?

Sébastien Gignoux works for PayPay Corporation.

What is Sébastien Gignoux's role at PayPay Corporation?

Sébastien Gignoux is listed as Senior Product Manager at PayPay Corporation.

What is Sébastien Gignoux's email address?

AeroLeads has found 1 work email signal at @mockupgo.com for Sébastien Gignoux at PayPay Corporation.

Where is Sébastien Gignoux based?

Sébastien Gignoux is based in Kyoto, Japan, Japan while working with PayPay Corporation.

What companies has Sébastien Gignoux worked for?

Sébastien Gignoux has worked for Paypay Corporation, Fermat, Inqom, Stoic (Sutoiku, Inc.), and Neediz.

Who are Sébastien Gignoux's colleagues at PayPay Corporation?

Sébastien Gignoux's colleagues at PayPay Corporation include Reivin Oktavianus, 坂巻宏次朗, Byoungyoon Kim, Mega S., and Hsingkai C..

How can I contact Sébastien Gignoux?

You can use AeroLeads to view verified contact signals for Sébastien Gignoux at PayPay Corporation, including work email, phone, and LinkedIn data when available.

What schools did Sébastien Gignoux attend?

Sébastien Gignoux holds Master Of Science (M.S.), M.S. In Computer Science At The École Des Mines De Nancy from Ecole Nationale Supérieure Des Mines De Nancy.

What skills is Sébastien Gignoux known for?

Sébastien Gignoux is listed with skills including Agile Methodologies, Start Ups, Product Development, User Experience, Business Efficiency, Operational Efficiency, Business Strategy, and Team Management.

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