+4Core focus areas

+9Selected roles

HELLO

I'm René Jessen, a 36-year-old e-commerce systems specialist from Denmark.

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René Johan Jessen

About Me

I work with e-commerce and marketplaces with a focus on building the systems that make everything work in practice. My work sits at the intersection of product data, automation, integrations, and scaling across markets and platforms.

Profile focus

Commerce systems that hold up in practice.

I work on the layer behind the customer experience: product data, connected tools, and workflows that stay usable as markets, teams, and channels grow.

I do not primarily approach e-commerce as marketing, campaigns, or visual optimization. I see it as a systems challenge. When data, structure, and workflows are not aligned, growth tends to create more complexity instead of more efficiency.

That is why I focus on building the foundation behind the business: structured product data, connected systems, maintainable workflows, and the infrastructure needed to scale without losing control.

Selected Portfolio Cases

Herning Ventilation Website

ForHerning Ventilation

Borgs Bryghus Website

ForBorgs Bryghus

Baxx Promotion Website

ForBaxx Promotion

Client Webshop Concepts

ForMetz A/S

Yverglas Gift Selection Website

ForYverglas

Stjernekort Poster Shop

ForStjernekort.dk

Stjernekort Product Presentation

ForStjernekort.dk

Mitgavevalg.dk

ForMitGavevalg.dk / Baxx Promotion

SimCorp Anniversary Book

ForSimCorp

SimCorp Cookbook

ForSimCorp

MitGavevalg Catalog and Campaign Material

ForMitGavevalg.dk / Baxx Promotion

MitGavevalg Gift Campaign

ForMitGavevalg.dk / Baxx Promotion

Metz Gift Catalog Spread

ForMetz A/S

Cirkus Summarum UNO/ASSANO Playing Cards

ForCirkus Summarum

Cirkus Summarum Lunchbox and Activity Set

ForCirkus Summarum

Kids Backpack Product Mockup

ForMetz A/S

Customer Gift Packaging

ForMetz A/S

Endless Fold Card

ForMetz A/S

LEGO Presentation Material

ForLEGO

A-TEX Product Visualizations

ForA-TEX Promotion

Jacob Jensen Design Brandbook

ForJacob Jensen Design

Print Production Portfolio

ForNP TRYK

What I Do

Complex setups become maintainable when data, systems, and workflows are aligned.

My goal is not just to solve one isolated problem, but to improve how the whole setup works together.

  1. 1

    Product data architecture

    I structure product data and PIM models so information stays usable across marketplaces, channels, reporting, and internal workflows.

  2. 2

    Workflow automation

    I reduce repetitive manual handling by designing practical automations where they create real operational value.

  3. 3

    Integrations and data flows

    I connect systems through clear integrations and dependable handoffs instead of fragile workarounds and copy-paste operations.

  4. 4

    Marketplace and multi-market scaling

    I build structures that support new markets and channels without letting complexity grow faster than the business.

Recent roles that show a clear move from digital execution into systems-led commerce operations.

Tools & Systems

Tools and systems I work with directly.

A focused stack across commerce, automation, reporting, AI, design, and day-to-day execution.

I work with structured commerce teams, founders, and businesses that need systems to hold up.

Core Strengths

Systems thinking translated into practical execution.

01

I see where a setup stops scaling before the symptoms become expensive.

02

I break down complexity into concrete structures, workflows, and decisions.

03

I design data models that remain usable across multiple systems.

04

I replace manual friction with integrations where the payoff is real.

05

I automate without losing operational overview.

06

I build for maintainability, not just short-term delivery.

How I Work

A practical way of improving systems that need to hold up over time.

The work is usually iterative, but the principle stays the same: get clarity first, build structure second, automate third.

  1. 1

    Understand the current setup

    I start by understanding the current system landscape, existing constraints, and where ownership actually sits.

  2. 2

    Identify bottlenecks and data issues

    I look for inconsistent data, manual friction, weak dependencies, and the points where scaling becomes fragile.

  3. 3

    Map flows and dependencies

    I map how information moves across people, systems, and channels to see what must be reliable and what should be simplified.

  4. 4

    Design a scalable structure

    I define a cleaner structure for product data, workflows, integrations, or operating responsibilities.

  5. 5

    Implement hands-on

    I work directly in the systems, setup, and data model rather than stopping at recommendations.

  6. 6

    Automate where it creates value

    I automate repeatable work where it improves reliability, speed, or capacity without creating hidden fragility.

  7. 7

    Improve continuously

    I refine the setup based on live data, operational feedback, and what the real workload reveals over time.

Selected Focus Areas

Initial focus areas, ready to become CMS-driven case highlights.

01

Product data structure for scalable multi-channel use

How product information should be structured so one foundation can support marketplaces, reporting, and future channels without repeated cleanup.

02

Automation workflows that reduce manual handling

Practical automations that remove repetitive handling while preserving control, traceability, and maintainability.

03

Marketplace operations built for long-term maintainability

Operational marketplace setups that protect listing continuity, support compliance, and lower the cost of scaling across markets.

Growth Areas

Areas I Continuously Improve

I approach my work with a strong focus on structure, systems, and long-term scalability. That also means I am conscious of a few areas where I actively work to stay balanced and effective.

01

Tendency to over-engineer early

When I see structural issues, I naturally want to design a robust and scalable solution from the start. In some cases, this can lead to solutions that are more comprehensive than what is immediately required. I continuously work on calibrating the level of complexity to match the actual business need and stage.

02

Strong preference for structure over speed

I prioritize clean data, well-defined processes, and maintainable systems. While this creates long-term efficiency, it can sometimes slow down short-term execution if not balanced correctly. I actively work on identifying when good enough is the right decision.

03

High standards for data quality and consistency

I have low tolerance for inconsistent data and unclear workflows. While this is critical for scalable setups, it can also create friction in environments where speed and flexibility are prioritized. I focus on aligning expectations early to ensure the right balance between control and agility.

04

Hands-on bias

I prefer to work hands-on with systems, data, and implementation. This ensures quality and control, but I am also aware of the importance of stepping back, delegating where relevant, and focusing on higher-level system design when needed.

Contact

Open to relevant conversations.

If you are building or scaling an e-commerce setup and need better structure behind the scenes, the right place to reach me is LinkedIn.