Félix Averlant/

Chief Product Officer

Here is my journey/

Co-founder & CPTO

SustainSoft

SaaS B2B - GreenTech

2021 - 2026

Remote

Founder

  • Techstars Paris '22 / raised seed / grew to 100+ B2B clients
  • Board member / represented product in governance and strategic decisions

Tech

  • Built and operated B2B SaaS end-to-end (solo): auth, infra, front/back end, AI, DB, CI/CD
  • Recruited and led tech and product team / defined roles, hiring bar and delivery rituals

Product

  • Drove product strategy and roadmap from ideation to MVP in 6 months to production
  • Continuous discovery and prioritization with opportunity-solution trees (cut ~40% of planned scope) / set UX/UI direction and handoff

Head of Product

Adot (acq. by Veepee)

SaaS B2B - AdTech

2017 - 2021

Paris, France

Product

  • Defined and shipped new product lines / scope, launch and iteration
  • Product documentation and legal/compliance framing for new offerings
  • Drove internal alignment on roadmap / presented product vision and roadmap to clients and prospects to support retention and upsell

Team management

  • Drove scaling from 30 to 100+ employees (3 Scrum squads, ~15 people, led via PMs & POs) and revenue from €6M to €24M
  • Led product and project teams / prioritization, capacity and delivery
  • Partnered with C-suite on product strategy and roadmap

Director of Analytics

Altima (acq. by Accenture)

E-commerce / Lead gen

2016-2017

New York City, USA

UX

  • Drove CRO for e-commerce and lead-gen interfaces / delivered -4% to +9% conversion gains
  • Led UX audits and recommended prioritised improvement backlogs for clients

Sales

  • Designed client proposals and led client follow-up for optimization programs / scope and results communication

Tech

  • Ran data analysis and configured testing/analytics tools to support experiment design and readouts

Management

  • Led optimization team (consultants, developers, designers) / staffing, delivery and client outcomes

Account Manager

MFG Labs (acq. by Havas)

Big data / Web agency

2013-2016

Paris, France

Project management

  • Ran sprint planning and standups / product QA and release readiness for key accounts
  • Led project delivery for Warner Bros France: corporate site, recommendation algorithm, e-commerce and second-screen app
  • Coordinated vendors and client stakeholders / scope, timeline and handover

Data

  • Defined and tracked product KPIs / reported on performance and drove decisions with stakeholders

Conversion consultant

Altima (acq. by Accenture)

E-commerce / Lead gen

2012 - 2013

Paris, France

UX

  • Drove CRO via A/B testing for e-commerce and lead-gen / achieved up to +19% conversion lift
  • QA for optimization tests and client deliverables

Sales

  • Contributed to pre-sales: scoping, demos and proposal input
  • Designed optimization proposals and led client follow-up and results presentations

Tech

  • Performed data analysis and configured A/B testing tools to support experiments

Skills/

Product & delivery

  • Strategy / Roadmap / OKRs / Tech & UX Specs
  • User research / Discovery / Feedback / Interviews
  • Sprint planning / SCRUM / Kanban / Backlog prioritization
  • Stakeholder alignment / Risk mitigation
  • Product-led growth (PLG) / Pricing & monetization
  • Team building & management / Cross-functional delivery

AI

  • Prompt engineering / ReAct patterns
  • MCP server & client / RAG
  • Agent architecture
  • Evaluation / Tracing
  • AI UX Patterns / A/B testing prompts / acceptance thresholds / Quality dashboards / Failure mode design

Tech

  • Javascript / Typescript / React / Next.js
  • Storybook / Playwright / Algolia
  • GraphQl / SQL / NoSQL / Gcloud / Sentry

UX & design

  • Design system / Prototyping / Wireframes
  • User journey / Audits UX
  • A/B testing / Conversion rate optimization (CRO)

Software

AI

  • Claude
  • LangChain / LangGraph / LangFuse
  • Vellum / OpenClaw
  • BMAD / agent-OS

PM/PO

  • Notion / Atlassian
  • Obsidian / Office
  • Tableau / GA / GTM
  • Figma

Education/

HETIC

Master of Computer Science

2011 - 2013

La Sorbonne - Paris 1

Law degree

2007 - 2010

Languages/

  • French — native
  • English — full professional proficiency

Publications (FR only)/

All of these publications were produced during my work-study placement in 2013. They showcase the UX changes made to optimize conversion rates on various websites.

Projects/

SustainSoft

CPTO of the SustainSoft project, an extra-financial accounting tool for companies.

Interests/

  • Reading
  • Writing
  • Music production
  • Climbing
  • Cooking
  • Philosophy

Side Projects/

Kriptyq (2019)2019

Generative posters from client text, real-time representation.

Hip Hop Featurings (2018)2018

Interactive visualization of a graph with 70K artists and 75K featurings in hip-hop.

Baseball Score Calendar (2017)2017

Baseball team scores visualization from 1921 to 2016 in calendar format.

Baseball Stats Comparator (2017)2017

Visual comparison of baseball players statistics.

Last Metro (2012)2012

App that notifies you of the last metro time and when you need to leave to catch it