Fullstack Software Engineer

Fullstack .NET Software Engineer (M/V)

Act-3D is seeking a talented Fullstack .NET Software Engineer to modernize our legacy desktop application and build a robust, cloud-based 3D asset management and distribution platform. In this role, you will contribute to a transformative journey in software engineering, working on cutting-edge technologies to enhance our product offerings. Join our innovative organization at an exciting time as we transition from the agile momentum of a successful scale-up to the broader horizons of an expanding enterprise. If you're a Fullstack .NET Software Engineer eager to shape modern software solutions, particularly within the architectural visualization industry, your skills could be instrumental in driving our growth.

Your role:

Act-3D’s ecosystem includes legacy desktop applications and modern web-based solutions that cater to the architectural and 3D visualization industries. You will play a pivotal role in migrating our software systems to state-of-the-art architectures, ensuring scalability, reliability, and seamless user experiences. You will engage in all stages of software development, from conceptualization to deployment and beyond.

Main responsibilities:

● Develop and maintain .NET-based APIs for authentication, configuration, licensing, and interaction with cloud services.

● Implement and enhance the user interface using React, TypeScript, and Node.js.

● Design and maintain a scalable cloud architecture for storing and distributing several gigabytes of 3D assets.

● Ensure resilience, security, and efficient handling of large files, potentially incorporating CDN and caching strategies.

● Integrate best practices for automated testing, continuous integration, continuous delivery, and infrastructure as code.

● Collaborate with product teams, designers, and other engineers to deliver robust solutions that meet business requirements and user expectations.

● Stay abreast of emerging web and cloud technologies to integrate relevant advancements into our systems.

What you bring to the table:

● Proven experience as a Fullstack .NET Software Engineer or in a similar role for a minimum of 5 years.

● Proficiency in C# and the .NET ecosystem.

● Strong frontend development skills in React, TypeScript, and Node.js.

● Solid understanding of building and consuming Web APIs.

● Experience with modern cloud platforms (e.g., AWS, Azure, or GCP) and associated architectural patterns.

● Familiarity with CI/CD pipelines, containerization (e.g., Docker), and infrastructure automation tools.

● Demonstrated ability to work independently and manage multiple priorities effectively.

● Excellent problem-solving capabilities and attention to detail.

● Strong communication and collaboration skills.

● Fluency in English is a must; knowledge of Dutch is preferred but not essential.

● Bachelor’s or master’s degree in Computer Science or a related field.

● Background or interest in 3D software, architecture, engineering, or related domains is

a plus.

● Ability to work in-person from our HQ in Sassenheim for 3-4 days a week minimum

(this is not a remote position!).

What we offer:

● An attractive salary and bonus structure.

● Full-time contract.

● Flexible working hours (including working from home Wednesdays).

● 30 vacation days per year.

● 20 wor-cation schemes per year.

● Free lunch and free office gym.

● The opportunity to work in an enthusiastic, international team, in a creative

environment, focused on people, growth, and collaboration.

Please note: We kindly request that agencies do not use this vacancy as an opportunity to offer their services. Thank you for your understanding.