Senior Full Stack Software Engineer

Do you want to change how the world creates? At Halcyon Labs, we’re building the tools that make it possible for anyone to bring their ideas to life, from cutting-edge products to life-saving medical devices. Our 3D printing technology powers innovation at more than 50,000 industry leaders worldwide, including Apple, Google, Tesla, New Balance, and NASA. Together, we’re helping everyone design, prototype, and manufacture faster than ever before. At Halcyon Labs, software isn’t a side dish—it’s core to how we design, manufacture, and deliver world-class 3D printing products. Our Dashboard is the nervous system that connects printers, customers, data, and teams. We’re looking for a Senior Full Stack Software Engineer to help own and evolve this platform from the ground up. This is a high-ownership, high-impact role where you’ll shape architecture, ship meaningful features, and help define best practices as we scale. The Job: Be a foundational engineer for the Dashboard and its backend infrastructure, influencing long-term technical direction. Design, build, and scale reliable, high-performance web applications using Python and Django at the core. Develop user-facing frontend features (React) and collaborate closely with Marketing and Design to deliver polished, intuitive experiences. Own projects end-to-end—from technical design and implementation to rollout and iteration. Contribute to architectural decisions, engineering standards, and best practices across the team. Balance speed and quality with a pragmatic mindset, always optimizing for long-term maintainability. What you bring: A strong track record of building, shipping, and maintaining production web applications. Deep experience with Python/Django and modern frontend frameworks such as React . Familiarity with NodeJS, Go, Ruby, or other server-side languages is also welcome. A primary-owner mentality: you take pride in your systems, sweat the details, and see projects through to completion. A high bar for code quality—clean, documented, testable, and readable. Comfort collaborating across disciplines, especially with Design, Marketing, and Engineering partners. The ability to thrive outside your comfort zone, quickly learning new tools and technologies as needed. Bonus Skills: Familiarity with infrastructure and orchestration: Kubernetes, Docker, Go, Kafka, GCP, AWS etc. Experience with CI/CD pipelines Passion for 3D printing and emerging technologies Experience in a fast-growing startup environment We Offer: Hybrid work Catered lunch at the office 3 days per week Private health insurance with Medicare (Blue package + hospital coverage) A monthly or quarterly public transportation pass for Budapest Shares in the company (we're a double unicorn company!) Free beverages and snacks at the office All You Can Move sports pass with 7000 HUF monthly allowance Free 3D prints An inclusive, dog-friendly office with diverse and inspiring colleagues Development opportunities both in-house and off-site Fun team events We build amazing things. Come join us! We are an equal opportunity employer and value diversity in our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Even if you don't check every box, but see yourself contributing, please apply. Help us build an inclusive community that will change the face of 3D printing. Your personal data is processed in accordance with our Privacy Policy. If you have any questions or wish to exercise your rights under applicable privacy and data protection laws, please contact us at [email protected] .