Gilles Crofils

Gilles Crofils

Hands-On Chief Technology Officer

Based in Western Europe, I'm a tech enthusiast with a track record of successfully leading digital projects for both local and global companies.1974 Birth.
1984 Delved into coding.
1999 Failed my First Startup in Science Popularization.
2010 Co-founded an IT Services Company in Paris/Beijing.
2017 Led a Transformation Plan for SwitchUp in Berlin.
April. 2025 Eager to Build the Next Milestone Together with You.

Optical Fiber Network Expansion Trends

Abstract:

Optical fiber technology is crucial for high-speed networks, enabling fast data transmission over long distances with high bandwidth and reliability. CTOs, Directors of Technologies, and Engineering Leadership play a key role in utilizing this technology for network expansion and fiber optic communication. Optical fiber technology offers scalability, cost-effectiveness, and resistance to interference, supporting various services like broadband internet and cloud computing. Fiber optic communication, powered by this technology, provides advantages such as high data rates and lower latency, demanding strategic planning and management from technology and engineering leaders to ensure seamless network expansion and innovation.

Design an abstract illustration featuring futuristic characteristics of optical fiber technology, the cornerstone of swift networks. Visualise a maze of glowing, intertwined blue fibers, signifying the rate of rapid data transmission and high bandwidth capacities. Integrate dreamy elements symbolizing scalability, economic efficiency, and immunity to interference. Place in the backdrop shadowy shapes of corporate technology experts, technology directors, and leading engineers, directing the growth of the network, their figures blending into the abstract digital terrain. Emphasise aspects that represent the support for broadband internet and cloud computing offerings, subtly hinting at the benefits of high data speeds and reduced latency. The overall atmosphere should express innovation, strategic scheming, and the unbroken merger of technology and leadership directing the future of communication.
Optical Fiber Technology & Fiber Optic Communications: Transforming High-Speed Networks with CTO, Directors of Technologies, and Engineering Leadership

Optical Fiber Technology: The Backbone of Advanced Communications

Optical fiber technology is the foundation of modern high-speed networks, enabling rapid data transmission over long distances with unparalleled bandwidth and reliability. This technology uses thin glass or plastic fibers to transmit light signals that carry information, offering superior performance compared to traditional copper wires. The role of CTOs, Directors of Technologies, and Directors of Engineering becomes paramount in harnessing optical fiber technology's potential for network expansion and fiber optic communication.

Network expansion is a critical aspect of technology and engineering leadership, especially in our increasingly connected world. Optical fiber technology expands networks by providing a scalable, cost-effective solution for meeting the ever-growing demand for data. Its high bandwidth enables support for an array of services, from broadband internet and television to cloud computing and IoT applications. Moreover, optical fiber infrastructure is more resistant to interference, offering enhanced security and improved signal quality.

Fiber Optic Communication & High-Speed Networks: The Future of Technology

Fiber optic communication, powered by optical fiber technology, forms the backbone of high-speed networks. As CTOs and engineering leaders, it is essential to understand the role of these cutting-edge technologies in shaping the communications landscape. Fiber optic communication offers several advantages over traditional transmission methods, including higher data rates, lower latency, and increased immunity to electromagnetic interference.

Directors of Technologies and Engineering must prioritize the implementation and management of fiber optic communication systems to ensure seamless network expansion. This involves strategic planning, resource allocation, and continuous oversight to guarantee optimal performance and maximize return on investment. Furthermore, CTOs play a crucial role in driving innovation and collaboration among cross-functional teams to identify new use cases and opportunities for growth in the realm of high-speed networks.

As technology and engineering leaders, it is our responsibility to harness the power of optical fiber technology and fiber optic communication to build advanced high-speed networks. By understanding the potential of these technologies, investing in their implementation, and fostering a culture of innovation, we can unlock unprecedented opportunities for growth and transformation in the digital age.

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25 Years in IT: A Journey of Expertise

2024-

My Own Adventures
(Lisbon/Remote)

AI Enthusiast & Explorer
As Head of My Own Adventures, I’ve delved into AI, not just as a hobby but as a full-blown quest. I’ve led ambitious personal projects, challenged the frontiers of my own curiosity, and explored the vast realms of machine learning. No deadlines or stress—just the occasional existential crisis about AI taking over the world.

2017 - 2023

SwitchUp
(Berlin/Remote)

Hands-On Chief Technology Officer
For this rapidly growing startup, established in 2014 and focused on developing a smart assistant for managing energy subscription plans, I led a transformative initiative to shift from a monolithic Rails application to a scalable, high-load architecture based on microservices.
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2010 - 2017

Second Bureau
(Beijing/Paris)

CTO / Managing Director Asia
I played a pivotal role as a CTO and Managing director of this IT Services company, where we specialized in assisting local, state-owned, and international companies in crafting and implementing their digital marketing strategies. I hired and managed a team of 17 engineers.
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SwitchUp Logo

SwitchUp
SwitchUp is dedicated to creating a smart assistant designed to oversee customer energy contracts, consistently searching the market for better offers.

In 2017, I joined the company to lead a transformation plan towards a scalable solution. Since then, the company has grown to manage 200,000 regular customers, with the capacity to optimize up to 30,000 plans each month.Role:
In my role as Hands-On CTO, I:
- Architected a future-proof microservices-based solution.
- Developed and championed a multi-year roadmap for tech development.
- Built and managed a high-performing engineering team.
- Contributed directly to maintaining and evolving the legacy system for optimal performance.
Challenges:
Balancing short-term needs with long-term vision was crucial for this rapidly scaling business. Resource constraints demanded strategic prioritization. Addressing urgent requirements like launching new collaborations quickly could compromise long-term architectural stability and scalability, potentially hindering future integration and codebase sustainability.
Technologies:
Proficient in Ruby (versions 2 and 3), Ruby on Rails (versions 4 to 7), AWS, Heroku, Redis, Tailwind CSS, JWT, and implementing microservices architectures.

Arik Meyer's Endorsement of Gilles Crofils
Second Bureau Logo

Second Bureau
Second Bureau was a French company that I founded with a partner experienced in the e-retail.
Rooted in agile methods, we assisted our clients in making or optimizing their internet presence - e-commerce, m-commerce and social marketing. Our multicultural teams located in Beijing and Paris supported French companies in their ventures into the Chinese market

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