Dan Larsen
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Dan Larsen Email & Phone Number

Founder at Cortexium IO
Location: Copenhagen, Capital Region of Denmark, Denmark 18 work roles
1 work email found @flowstack.com 1 phone found area 453 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 1 phone

Work email d****@flowstack.com
Direct phone (453) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Founder
Location
Copenhagen, Capital Region of Denmark, Denmark

Who is Dan Larsen? Overview

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Quick answer

Dan Larsen is listed as Founder at Cortexium IO, based in Copenhagen, Capital Region of Denmark, Denmark. AeroLeads shows a work email signal at flowstack.com, phone signal with area code 453, and a matched LinkedIn profile for Dan Larsen.

Dan Larsen previously worked as CTO & Co-founder at Flowstack Aps and CTO at Flowstack Aps.

Company email context

Email format at Cortexium IO

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{first}@flowstack.com
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AeroLeads found 1 current-domain work email signal for Dan Larsen. Compare company email patterns before reaching out.

Profile bio

About Dan Larsen

Hello, I'm a seasoned software engineer and innovator at heart, with a knack for turning complex tech challenges into streamlined, user-centric solutions. My expertise spans from front-end to back-end development, with a special focus on creating scalable and high performance systems.I thrive on prototyping new ideas, whether it's for enhancing existing platforms or exploring the potential of AI and ML technologies. My approach is hands-on, diving deep into code while keeping an eye on the broader strategic picture.With a track record of driving projects from concept to completion, I'm passionate about leveraging technology to solve real-world problems, making systems more efficient, and crafting experiences that resonate with users. Whether working on side projects or leading tech initiatives, my goal remains the same: to innovate, improve, and inspire.

Listed skills include Node.Js, Javascript, Php, C++, and 17 others.

Current workplace

Dan Larsen's current company

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Cortexium IO
Cortexium Io
Founder
AeroLeads page
18 roles

Dan Larsen work experience

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

Cto & Co-Founder

Hellerup, Hovedstaden, Dk

As CTO and Co-founder at FlowStack, I keep playing a central role in driving key areas of our platform's development and security, amongst others: - Security Assessments: Conduct security assessment processes with our customers to ensure the platform's integrity and safeguard sensitive data. - Feature Prototyping: Develop prototypes for new platform features, adapting to emerging user requirements and technological shifts. - Custom Database Development: Create a custom-built database designed to significantly improve real-time event handling, in the prototyping stage. - Feature Enhancement: Directly improve existing platform features, focusing on user experience and system efficiency. - New Feature Development: Develop new features from the ground up, keeping our platform responsive to customer needs and industry trends. - Platform and Server Maintenance: Manage the ongoing maintenance of the platform and servers, ensuring smooth and reliable operation. - Continuous Security Enhancements: Regularly update our security measures to combat evolving cybersecurity threats, maintaining a secure environment for our users. - Future Development Planning: Take charge of planning for the platform's future development, ensuring readiness for next-generation features and technologies.

Cto

Hellerup, Hovedstaden, Dk

Joining FlowStack as CTO, I was tasked with a critical mission: to overhaul and scale an overcomplicated software architecture that was not meeting its potential.Initially hesitant due to the daunting complexity and inefficiencies I observed – from an oversized Docker setup to frequent event losses and insufficient use of server capacity – I was compelled by the challenge and the freedom I was promised to reimagine the platform.My first step was to immerse myself in the existing setup, meeting with the outsourced team in Poland to understand the intricacies of their work.However, it quickly became clear that a fresh start was necessary.Undertaking the platform's transformation was a significant challenge, requiring a complete overhaul of our entire stack and architecture.My focus was on simplifying the architecture and create more performant microservices, leading to a notable reduction in operational complexity and an increase in system efficiency.I led the development of the new system with the support of another developer, while also overseeing the outsourced team to maintain the original platform's operations.In less than a year, we launched a new platform that was not only more scalable and reliable but also markedly more efficient.

Jul 2018 - Jun 2019

Founder / Freelancer / Software Engineer / Researcher / Data Hoarder

Techbase Republic is my own creation, a side venture where I take on the mantle of Founder, dabbling as a Freelancer, Software Engineer, and when the mood strikes, a bit of a Researcher and Data enthusiast. It's my go-to place for channeling my tech curiosity, handling an eclectic mix of projects for clients big and small, and occasionally, for design studios and startups looking for tech magic.Beyond client work, it's also my personal lab for those 'what-if' projects and quick prototyping sessions. And while AI and ML aren't my daily bread, I'm keen on folding these into the mix, exploring how they can bring new dimensions to client projects or my own experiments.Techbase Republic isn't the center stage of my professional life, but it's a vital part of my tech playground, where I get to explore, create, and occasionally, surprise myself.

Partner

Copenhagen, Dk

Jan 2017 - Dec 2017

Cto & Partner

Copenhagen, Dk

As CTO and Partner, I helped built a close-knit team of developers, where we worked more like partners than a hierarchy.Together with my team, we revamped the frontend and expanded our backend to make it more scalable. I created an SPA JavaScript framework (Neurons) ahead of its time, mirroring what Vue.js would later offer.My role involved setting up security assessments with our clients, ensuring our platform was trusted and secure.We were committed to listening to our customers, turning their needs into features that not only solved their problems but also brought value to all our users.

Jul 2012 - Jan 2017

Senior Software Engineer

Copenhagen, Dk

In my role as a Consultant, I led the transition of our tech stack to scalable solutions.This involved modernizing the frontend frameworks and starting the work of creating a new backend in Node.js and MongoDB.My work laid the groundwork for a more scalable architecture, leading to my full-time role as CTO.

Nov 2011 - Jun 2012

Senior Software Engineer

Copenhagen, Capital Region Of Denmark, Dk

I built:- An internal tool to help customer supporters quickly identify and fix problems- Integration to Shopify- Google Ads integrations- PoC of ad auto generation from product information

Jan 2017 - Dec 2017

Cto

Copenhagen N, Sjælland/ Zealand, Dk

Architected and developed a variety of projects for our customers, ranging from a simple webpage to an international private community site.

Apr 2011 - Nov 2011

Cto

2Ad Media

I architected and developed a price comparison engine called Pricecity.dk.

Apr 2010 - Apr 2011

Technical Lead

Nürnberg, Bayern, De

As the iSense Tech Lead, I was responsible for redesigning and scaling the entire iSense structure and codebase from a small PHP application to a huge distributed C/C++ system.I also developed a custom, specialized database to replace our struggling MySQL databases.

Nov 2007 - Apr 2009

Software Engineer

Nürnberg, Bayern, De

I worked on iSense, an award winning semantic technology, that ad pepper uses for context-based advertising and filtering.

Jul 2007 - Nov 2007

Software Engineer

Onindo

Onindo was a flight price comparison engine.I worked on the crawler technology and build crawlers for a large amount of sites.

Oct 2006 - May 2008

Software Engineer

Tsm A/S

TSM A/S was a marketing company where I developed a variety of solutions for our customers, ranging from a simple webpage to an interactive Macromedia Flash product presentation.

Oct 2003 - Dec 2005

Application Manager / Software Engineer

Luton, Gb

Infare started as BestPrice EU a popular price comparison site for CDs, DVDs, electronics, etc.Later the company pivoted to crawling flight prices and predicting rules, under the new name Infare.I helped train the robots and ensure high data quality for both products.I also helped develop the web frontend in ASP and the core robot technology in Visual Basic.

Apr 2002 - Sep 2003

Software Engineer

København K, Capital Region, Dk

Development of a large intranet workflow application used by publishing houses.

Aug 2000 - Dec 2000

Web Developer

Orange Webcompany

Development of a worldwide business news portal.

Jun 2000 - Jul 2000

System Developer

Kapow!

Gathering information and prices of cars, boats and houses for a price comparison site.My job was to train the robots, ensure high data quality and help the developers with ideas for expanding and refining the RPA product.

Mar 2000 - May 2000
FAQ

Frequently asked questions about Dan Larsen

Quick answers generated from the profile data available on this page.

What company does Dan Larsen work for?

Dan Larsen works for Cortexium IO.

What is Dan Larsen's role at Cortexium IO?

Dan Larsen is listed as Founder at Cortexium IO.

What is Dan Larsen's email address?

AeroLeads has found 1 work email signal at @flowstack.com for Dan Larsen at Cortexium IO.

What is Dan Larsen's phone number?

AeroLeads has found 1 phone signal(s) with area code 453 for Dan Larsen at Cortexium IO.

Where is Dan Larsen based?

Dan Larsen is based in Copenhagen, Capital Region of Denmark, Denmark while working with Cortexium IO.

What companies has Dan Larsen worked for?

Dan Larsen has worked for Cortexium Io, Flowstack Aps, Techbase Republic, Nosco, and Cobiro.

How can I contact Dan Larsen?

You can use AeroLeads to view verified contact signals for Dan Larsen at Cortexium IO, including work email, phone, and LinkedIn data when available.

What skills is Dan Larsen known for?

Dan Larsen is listed with skills including Node.Js, Javascript, Php, C++, Mongodb, Nginx, Debian, and Mysql.

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