Rui Mendes Portfolio

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Bridging business, technology and people to build products that matter.

Iโ€™m Rui Mendes โ€” a Product Manager with 4+ years of experience turning ambiguous problems into products that actually work. What drives me is that 0-to-1 journey: taking a fuzzy business need and shaping it into something structured, testable, and measurable. My engineering background helps me speak engineering's language without losing sight of the broader product, customer, and business perspective. Outside the day job, I stay hands-on with code and design, constantly exploring how emerging technologies โ€” especially AI โ€” are changing the way products are built.

Cartoon avatar waving hello

Professional Experience

Product, consulting and delivery.

Product ownership, roadmap definition, stakeholder alignment and Agile delivery across international environments.

Business Analyst / Product Owner

Markant Gruppe
2024 โ€“ Present+

Own the product backlog and roadmap for a B2B digital marketplace serving hundreds of enterprise clients across the DACH region.

  • Led UX discovery initiatives and delivered a platform navigation redesign, unified notification framework, service audit trail, and Power BI analytics dashboard.
  • Collaborate with engineering, design, and business stakeholders to define acceptance criteria, run sprint ceremonies, and ensure on-time delivery.
  • Bridge communication between German-speaking stakeholders and international engineering teams to align product vision with technical execution.

Product Manager

Farfetch
2022 โ€“ 2024+

As a Product Manager in the Marketplace Product area at Farfetch, I led pivotal products in the e-commerce space.

  • Identifying new missions and objectives, leading and managing the creation and maintenance of roadmaps and understanding how the team can achieve its goals.
  • Coordinating and monitoring the work of the 3 teams to confirm that the scope of work is being followed and within the established deadlines.
  • Coordinating the evolution of integration processes and products with the internal technical teams.
  • Working in an agile environment with the engineering team throughout the product lifecycle.
  • Communicate new products, new features and the flexible roadmap to the relevant stakeholders to maintain alignment between all parties.
  • Define key performance indicators and monitor them continuously.
  • Focus on the stakeholder, always working to make their experience as seamless and easy as possible.

Associate Advisor

KPMG
2021 โ€“ 2022+

Position in the CIO Advisory area, in the Business Resilience team. In this position I was responsible for business continuity management projects (BCM).

  • Risk and Impact Analysis
  • Recovery Strategies
  • Team Assignments
  • Communication Guidelines
  • Regular Testing and Training
  • I was able to implement business continuity plans (BCP) in companies such as Galp and Vodafone.

Project Manager Intern

Accenture
2020+

Curricular internship in IT project management. During this internship, I worked directly with the Scrum Master of a software development team focused on creating a website for the multinational Janssen.

  • I had the opportunity to guide the different scrum ceremonies and learn more about agile methodologies.

How I Work

Product principles that guide my decisions.

Select a principle to update the perspective shown on the right.

01 / 06

Start with the problem

I understand the workflow, the user and the underlying constraint before discussing solutions.

Select a principle to explore how I work.

My work

Selected products, platforms and capabilities.

Each case study is framed around the problem, the product approach and the outcome.

01Farfetch

DataHub โ€” Ingestion as a Service

Problem

Teams depended on a central platform team for repetitive ingestion work, creating a growing backlog and long lead times.

Approach

Shifted the operating model towards a reusable self-service capability, shaped with stakeholders and three engineering teams.

Impact

Reduced ingestion time-to-market from 32 days to a target of 1โ€“2 days and lowered manual effort by an estimated 85%+.

Open case study โ†’
02Farfetch

Shopify Plugin Integration for Farfetch Marketplace

Problem

Marketplace sellers needed consistent catalogue, inventory and order flows across Shopify and Farfetch.

Approach

Shaped an integration approach around synchronisation coverage, reliability and operational ownership.

Impact

Created a scalable foundation for reducing duplicated catalogue work and improving cross-channel consistency.

Open case study โ†’
03Markant Gruppe

Unified Notification Framework

Problem

Notification use cases were fragmented, creating inconsistent experiences and repeated implementation effort.

Approach

Defined a central framework for message creation, targeting, delivery, preferences and measurable engagement.

Impact

Established a reusable capability for UI and API notifications while improving consistency and delivery speed.

Open case study โ†’
04Markant Gruppe

Marketplace Data History Framework

Problem

Administrators lacked a reliable way to understand what changed, when and by whom.

Approach

Designed a consistent history pattern across services, organisations, users and bookings.

Impact

Improved operational transparency and reduced ambiguity during support investigations.

Open case study โ†’
05Markant Gruppe

Power BI Analytics Dashboard

Problem

Teams relied on fragmented metrics, manual exports and disconnected administrative views.

Approach

Created a consolidated analytics layer with shared KPIs and flexible reporting.

Impact

Provided a single source of truth for operational analysis and product decisions.

Open case study โ†’
06Markant Gruppe

Marketplace UX/UI Navigation Redesign

Problem

Users struggled to move between services and administration areas without losing context.

Approach

Used interviews, workshops and navigation testing to shape a clearer information architecture.

Impact

Made key workflows easier to find and reduced navigation-related support questions by approximately 30%.

Open case study โ†’
07ISEP ยท Efacec ยท Do It Lean ยท OutSystems

EstufaCEC โ€” Award-Winning University Project

Problem

The challenge was to turn an online farming game concept into a credible real-world service.

Approach

Combined market research, business modelling, low-code software and a physical prototype.

Impact

Won the LSIS II university challenge and demonstrated end-to-end product thinking.

Open case study โ†’

AI-Native Product Management

AI accelerates my execution. Product judgement remains human.

AI is embedded across my product workflow, helping me research faster, improve product artefacts, structure decisions and validate ideas before increasing engineering investment.

01 / 04

Discovery & Research

Tools

ChatGPT ยท Claude ยท Copilot

Use cases
  • Interview synthesis
  • Competitor analysis
  • Market research
  • JTBD exploration
  • Discovery preparation
Outcome

Faster understanding of customer problems and opportunities.

I don't use AI to replace product thinking. I use it to spend less time producing artefacts and more time understanding problems, customers and business outcomes.

Education

Engineering, systems thinking and product research.

2022โ€“2023

MSc in Industrial Engineering

Universidade do Minho

Graduated with 17/20. Research focused on project management in Portugal.

2017โ€“2020

BSc in Systems Engineering

Instituto Superior de Engenharia do Porto

Graduated with 15/20. Foundations in software engineering, project management and systems thinking.

Academic Research

State of Project Management in Portugal

Universidade do Minho ยท APOGEP ยท Portuguese PM Observatory

National study using questionnaire design, online data collection, quantitative analysis and comparison between 2021 and 2022 results.

Certifications

Continuous learning.

Let's talk

Open to product opportunities where I can learn, contribute and build useful products.