Development of custom digital tools to optimize your business

Boost your productivity with a digital solution tailored to your activity and make the best decisions.

  • Win time
  • Automate your process
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  • 5 /5
30 reviews on Google
+ 100  

Satisfied customers

+ 70

projects completed

What if we talked about your project? Contact us

They trust us

Many companies trust us with their digital projects.

What if the next one was you?

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Custom Web Development Agency

In an increasingly digital world, having an online presence has become crucial for any company looking to grow. That’s why we offer highly specialized custom web development services. But why choose a dedicated agency and what concrete benefits can you expect?

Advantages of a specialized custom web development agency

Adaptability to each client's unique needs

Every business has specific needs depending on its industry, goals, and target audience. We take the time to analyze these different aspects to offer a personalized and effective solution. Unlike standardized solutions, custom web development allows for:

  • A user interface tailored to your brand
  • Custom features based on your requirements
  • A scalable architecture that can easily adapt to future needs

Access to qualified experts

Working with us means benefiting from the expertise of seasoned professionals. Our web developers have broad skill sets covering various programming languages, frameworks, and technologies, including:

  • HTML/CSS/JavaScript for responsive user interfaces
  • PHP, Python, or Node.js for server-side development
  • SQL and NoSQL databases for data management
  • Skills in UX/UI design for optimal user experience

Different specializations in web development

Front-end development

Front-end development covers everything the user sees and interacts with on a website. We use advanced technologies to ensure a smooth and visually appealing user experience. Key tasks in this specialization include:

  • Creating interactive designs
  • Optimizing display across devices (responsive design)
  • Integrating multimedia content to enhance your online presence

Back-end development

If the front-end is your site’s storefront, the back-end is its engine. This is where all complex processes powering your web application take place. Our experienced back-end developers work on:

  • Server architecture
  • Database management and manipulation
  • Integration of APIs and other external services

Full-stack development

Some projects require skills in both front-end and back-end. In such cases, a full-stack approach is recommended. Our full-stack developers can design and manage all technical aspects of your project, ensuring perfect harmony between design and functionality.

The steps of our custom web development process

Needs analysis and specifications

Before anything is built, an in-depth analysis phase is essential. During this stage, our experts carefully listen to client needs, examine competitors, and define clear goals. A detailed specifications document is then created to guide the entire project.

Prototyping and design

To provide an initial visual representation of the future site, an interactive prototype is created. This prototype validates aesthetic and functional choices before the development phase and facilitates client feedback through a tangible representation of their expectations.

Development and integration

This stage involves turning the approved prototype into a functional website. Our developers integrate the necessary technologies, ensure component compatibility, and make sure everything works smoothly. They work on:

  • HTML content structure
  • CSS styling to make the site visually appealing
  • JavaScript scripts for dynamic interactions
  • Content Management System (CMS) integration if needed

Testing and adjustments

No launch should happen without a thorough testing phase. Our developers work closely with testers to identify and fix bugs or security flaws. End users must also be able to navigate the site without any major issues.

Maintenance and updates

A website is never static—it needs to evolve over time. One of the advantages of working with us is the ongoing support we provide. Beyond the initial launch, we ensure maintenance and perform necessary updates to maintain performance and security over the long term.

Why choose our agency for your web and mobile projects?

Thorough studies before each project

We don’t just deliver a finished product. Every collaboration starts with a strategic study to understand your challenges and offer truly tailored solutions.

Personalized support at every stage

From drafting specifications to production, including maintenance, we offer personalized follow-up. You’ll always have a clear view of your project's progress and can make necessary adjustments along the way.

Cutting-edge technology and innovation

Our team is proficient with the latest technologies, ensuring ongoing performance optimization. Whether it’s SEO, loading speed, or security, every aspect is taken into account so your site is both attractive and high-performing.

Excellent communication and transparency

Ongoing communication is key to a project’s success. Through emails, regular meetings, and collaborative tools, you're informed in real-time about project progress. This fosters total transparency and builds strong, trust-based relationships.

Additional considerations for the success of your digital projects

Importance of SEO from the start

Integrating SEO from the design phase is vital for your site’s search engine ranking. With custom development, every technical aspect is optimized to boost your online visibility—from URL structure to meta tags and loading speed.

Enhanced security

Data security is a major concern for all businesses. Custom web development allows for robust security measures tailored to your needs, protecting sensitive information from threats such as cyberattacks or security breaches.

Scalability and flexibility

As the number of online users grows, your needs may evolve quickly. Custom development offers greater flexibility to adapt your site or application to new market demands. Whether it’s new features, traffic volume, or storage capabilities—your infrastructure will be ready to meet any challenge.

A custom-made interface to meet your needs

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Solutions for every reality

At Quai des Balises, we don’t believe in one-size-fits-all solutions. Every project is born from a unique need, a context, a profession. That’s why we support diverse profiles, with the same commitment: to design tools that reflect them.

Craftsmen

Simple tools designed to save you time without changing your habits. Practical solutions adapted to your daily work.

Small Businesses

Tailor-made solutions to structure your activity, streamline communication, and better manage your business.

Mid-sized Companies & Groups

A reliable technical team able to integrate with your processes to develop robust, secure, and scalable tools.

Startups & SAAS

From idea to application, we help you lay the right foundations and build a solid product, fast to launch and ready to grow.

Case Studies

We develop high-performance and scalable software solutions tailored to your needs.

Bringing your ideas to life
Sector: Logistics and Transportation

Brexit Platform – Customs Support

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Problem

With Brexit, the company needed a custom tool to manage new customs and sanitary procedures directly from the port.

Solution

Development of a field business tool to centralize customs data and facilitate the agents' work, complemented by a web-based management platform for complete tracking and smooth communication.

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Results achieved

  • Hundreds of customs declarations processed more easily

  • Time saved in the field

  • Fewer errors thanks to automation

  • Production launch in under 3 months

Sector: Tourism & Tailor-made Travel

CRM for High-end Travel Agency

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Problem

The agency, specialized in 100% personalized travel, lacked a suitable CRM to centralize requests, track sales activity, and streamline quote creation.

Solution

Development of a tailor-made CRM for custom travel, with client tracking, personalized quote creation, and integrated booking system.

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Results achieved

  • Improved conversion rate of inquiries

  • More effective sales follow-up

  • Faster and more accurate quotes

  • Optimized customer experience

Sector: Professional Training (First Aid)

Business & Management Platform for First Aid Training Center

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Problem

The company was managing its training sessions without a proper tool, making organization complex, inefficient, and hard to scale.

Solution

Creation of a training management platform with scheduling, registration tracking, certifications, and real-time key indicators.

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Results achieved

  • 30% reduction in transportation costs

  • 25% improvement in delivery times

  • 45% increase in customer satisfaction

  • 20% fuel savings

Our commitments to
your project

We are already passionate about your project

A team of experts ready to help you succeed.

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David Brulin

Director
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François Dusautoir

Director & CTO
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Giovanny Foucaud

Developer
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Tom Darques

Developer
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Benoit Peron

Developer

Our clients say it best

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  • 5 /5
30 reviews on Google
I highly recommend Quai des Balises. They supported me from A to Z in creating my platform Palominow and still support me today. I'm more than satisfied with their services. They are attentive, experts in their field, and passionate! Working with them is a real pleasure — I couldn't have hoped for better!
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Margaux Lapôtre

Founder of Palominow

We’ve been collaborating with Quai des Balises for over 2.5 years on web solution development. With over 50,000 tasks managed since deployment, the tool has become indispensable for our team and clients. The developers are highly responsive and always available to quickly resolve issues. Thanks to them, we’ve significantly improved time efficiency and productivity. Highly recommended!
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Franck-Edouard Tiberghien

CEO of ASA Links

Quai des Balises is a highly reliable and very competent web agency. They offer, suggest, and recommend solutions that are always relevant and well-suited. François and David are super responsive and truly available for their clients. I wholeheartedly recommend them!
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Aurélien Chabrol

Founder of Tribu d'explorateurs

Great experience! I was impressed by the advice and professionalism of this web agency. I recommend anyone in need of their services to request a full audit!
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Jean-Baptiste Lecaille

Director - ORPI sector

When you decide to work with us, you choose

When you decide to work with us, you choose

Technical expertise

  • Mastery of modern technologies
  • High quality standards with certified developers

The Experience

With 11 years of experience in the field

Unique solutions

Because you are unique, our solutions are too

Scalable solutions

Our developments are designed to evolve with you and according to your new requirements

Effective solutions

Our developments are designed to optimize your processes, reducing thus operational costs

Stable and secure solutions

  • Our rigorous testing and development practices validation guarantees bug-free and secure solutions, minimizing risks service interruption
  • We have our solutions pen-tested by independent hackers

Total transparency

  • Clear and continuous communication: We maintain a constant dialogue with our customers, involving them at every stage of the process project to ensure that the final product perfectly meets their expectations
  • Agile Project Management: Using agile methodologies, project management becomes flexible and responsive, allowing rapid adjustments based on your feedback and changing needs

Support from A to Z

Ongoing Support: Our commitment doesn't end with delivery. We We offer technical support and ongoing maintenance to ensure the sustainability and performance of your digital tools

❓   How does it work?

Your project in 7 steps

By choosing our agency, you are opting for a team dedicated to the success of your project, combining technical expertise, approach personalized and ongoing commitment to ensure your satisfaction and success of your digital tools.


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Céline Desrumaux

Responsive and available, François and David are attentive to the smallest details to create a tailor-made project corresponding to the customer wishes. They also put themselves at the level of the uninitiated customer in order to explain the whole of the project.
01

Make an appointment

Schedule an appointment with us.

02

Let's talk about your project

We define your needs and objectives together during this needs expression phase. Although our exchanges always remain confidential, we can also sign a non-disclosure agreement (NDA) to formalize this confidentiality and guarantee the protection of your information.

03

Receive a budget estimate

Based on our initial discussion, we will provide you with a budget estimate for your project, tailored to your specific needs.

04

Validate your personalized quote

If the estimate fits your budget, we will provide you with a detailed and personalized quote as soon as possible.

05

Ready to get started?

We have developed a dedicated customer area where you can follow the progress of your project in real time.

06

Follow the progress

We hold regular updates to discuss progress and upcoming deadlines, so that you are always informed.

07

Discover the final result

Your project is finished! All that's left is to enjoy your finished tool and see that you've achieved your goals.

Our industry expertise

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Production solutions, traceability, predictive maintenance

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Site monitoring, resource management, scheduling

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Sales management, stock control, customer relations

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Route optimization, real-time tracking, WMS

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CRM, invoicing, project management

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Patient management, care pathways, GDPR compliance

4 key reasons to decide

Our commitments for
your project