The company behind your next improvement.

OptiCore Insights is a fast-growing company that brings together process advice, dashboards, automation and websites. We help entrepreneurs organize their business better and work with more control and insight.

A permanent point of contact, with the right knowledge.

Thomas Deijkers, founder

Thomas is the founder of OptiCore Insights and your permanent point of contact. He quickly understands how a company works, advises on improvements and connects daily practice with technical implementation.

His background in purchasing, product data and e-commerce forms the basis for our approach. Below you will find his work experience and the practice behind the company.

Collaborate with specialized self-employed people

For specific components we work together with independent specialists. This way we can use the knowledge that an assignment requires, with attention to the whole and to the details of a part.

OptiCore Insights is growing rapidly. We continue to build the company and the collaboration with specialists, with clear communication and solutions that remain useful in daily work.

Thomas Deijkers · work experience

Understanding processes. Making data usable.

The experience behind our approach starts in the daily operation. From logistics planning and reporting to article data, process management and automation.

This timeline highlights Thomas' process and data experience. The positions and periods follow his LinkedIn experience.

View Thomas on LinkedIn ↗
  1. OptiCore Insights

    Current activity
    1. Founder

      – present

      From process question to a working solution. With OptiCore Insights we connect process advice, data and technical implementation.

      • Dashboards, KPIs and forecasting including Power BI, PostgreSQL, Python and Excel.
      • Automate repetitive work and connect systems via APIs and webhooks.
      • Read, check and process documents and data with OCR and targeted AI applications.
      • Process analysis
      • Data and BI
      • Automation
  2. Smartlife Domotica

    Current activity
    1. Founder

      – present

      Thomas's daily e-commerce practice: product data, purchasing, inventory and sales channels that have to work together.

      • Purchasing, pricing, inventory management and product information for the webshop and marketplaces.
      • Process automation with Python, including attention to customer service and returns processes.
      • Ecommerce
      • Product data
      • Workflows
  3. Sinatec Europe

    1. Data & Process manager

      –

      Connecting product data and business processes. The experience with master data and the people who work with it forms an important basis for our current approach.

      • Focus on data, processes and project management within an e-commerce environment.
      • Structuring and unlocking product information, including with KatanaPIM.
      • Master data
      • Process improvement
      • Project management
    2. Product & Purchase Manager

      –

      Bringing purchasing and product management together: from supplier agreements to product information that can be used in the various catalogues.

      • Drawing up, recording and following up on purchasing agreements; prepare product lines and private label items.
      • Making assortment data available, enriching and updating it for EZ-Base, webshop and physical catalogues.
      • Purchasing processes
      • Catalog dates
  4. Stahlie Impex B.V.

    1. Purchasing & Data Manager

      –

      Improve an article file of approximately 35,000 SKUs and make it better connected to the web environment and delivery.

      • Manage item data, product introductions and supplier agreements.
      • Create reports, statistics and dashboards for different departments.
      • Item data
      • Dashboards
      • Purchasing
    2. Operations team leader

      –

      Use reports and statistics to provide insight and advice on changes in the business process.

      • Connecting product management and inventory management with daily operations.
      • Reports
      • Business processes
    3. Internal sales (Product Manager)

      –

      Practical experience with order processing and product management: the operational basis for the later data and process roles.

      • Order processing
  5. Brezan Automaterials B.V.

    1. Business leader

      –

      Experience with budgets, branch processes and managing changes in daily business operations.

      • A new branch opened in Oud-Beijerland.
      • Supervised the merger of the Dirksland and Hellevoetsluis branches.
      • Budgets
      • Organization and processes
  6. Butcher Automaterials

    1. Business leader

      –

      The basics in logistics planning, budgeting and reporting: organizing daily work and making improvement points in the operation visible.

      • Plan delivery routes and identify feasible improvements in sales and logistics.
      • Drawing up budgets, reporting to the head office and co-responsible for the KPIs of the Rotterdam branch for one year.
      • Logistics planning
      • KPIs and reports
Sources for this timeline

The positions, months and descriptions are based on the LinkedIn experience provided by Thomas in October 2026. The text has been shortened to the parts about processes and data.

KatanaPIM's public customer story complements Sinatec's product information experience.

Quickly see how your company works

We understand business processes quickly. We look at how work runs, how data is passed on and where people lose time or miss information. We connect what happens on the work floor with the questions of the entrepreneur.

Where is work duplicated? Which checks take time every week? Which figures are missing to be able to manage properly? By bringing these questions together, we can propose concrete improvements and advise on what deserves attention first.

For companies from € 250,000 to €25 million annual turnover

We focus on entrepreneurs and companies within these turnover limits that want to improve their processes and gain more control over their business. For example, because the company is growing, information is spread across different systems or too much knowledge is held by one person.

The daily working method and the question you want to solve determine the approach. We start with a concrete improvement and build further when it is useful.

From advice to a workable improvement

You will receive a substantiated proposal for what can be improved and which first step makes sense. We then elaborate on that step: from a dashboard or link to document processing, automation or a website.

We agree on what the first version should solve and look at a working version with appropriate content or data. We use the feedback for targeted further development. You have one point of contact for advice and implementation.

Grip and insight that you can use further

A dashboard should make it clear what requires attention and what action you can take. A better process should be noticeable in daily work: less searching, less retyping, clearer responsibilities or a check that takes place on time.

That's what we focus on: processes that run better and information that allows you as an entrepreneur to decide and act.

View the work

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Our approach

What you can expect from OptiCore.