About us
At Auctane, we are united by a passion to help businesses deliver — whatever their size, wherever they are, and however they operate. We make it possible for businesses to meet the ever-changing requirements of their industry and customer expectations. Auctane products enable hundreds of thousands of businesses to annually mail and ship billions of items — over $200 billion worth — to recipients around the globe.
The Auctane family of mailing and shipping software products includes ShipStation, Stamps.com, ShipStation API, Metapack, GlobalPost, and Packlink. Our partners include Amazon, UPS, USPS, eBay, BigCommerce, Shopify, WooCommerce, and Walmart.
Our values
Win as One. Delight Customers. Deliver Great Outcomes.
About the role
As a Software Engineer, you will play a key role in designing, developing, and maintaining advanced software solutions. You will be responsible for leading projects, participating in strategic technology decision-making, and mentoring less experienced team members.



Your expertise in programming and software engineering will be essential for achieving project goals and ensuring the delivery of high-quality products.
This role is based in Madrid, Spain.
What will you be doing?
Designing system architectures and developing complex software components while considering both functional and non-functional requirements.
Creating high-quality software code in accordance with industry best practices and standards.
Managing software testing processes, identifying and resolving issues, and optimizing system performance and scalability.
Delivering cloud-oriented API-based components and microservices adhering to the highest engineering standards.
Mentoring junior team members by providing technical support, guidance, and sharing knowledge and experience to facilitate their professional growth.
Influencing team direction and task prioritization.
Tackling complex problems requiring deep analysis and evaluation of diverse factors.
Collaborating c

📌 Software Engineer .NET (Madrid)
🏢 Auctane
📍 Madrid