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 be responsible for designing, developing, testing, and supporting enterprise integrations. This role will partner with business stakeholders, architects, developers, and operations teams to build scalable, secure, and reusable APIs and integrations that enable critical business processes across the ShipStation Global ecosystem.
This role is based in Madrid, Spain
What you'll be doing?
- Design, develop, test, deploy, and maintain integrations.
- Build and support API-led connectivity solutions utilizing System, Process, and Experience APIs.
- Develop integrations utilizing REST APIs, SOAP Web Services, EDI, XML, JSON, flat files, and database technologies.
- Implement event-driven and asynchronous integration patterns using messaging technologies.
- Collaborate with architects and technical leads to define integration standards, best practices, and reference architectures.
- Participate in requirements gathering and technical design sessions with business and technology teams.
- Develop and maintain DataWeave transformations for data mapping and orchestration.
- Troubleshoot production integration issues and participate in root cause analysis activities.
- Support CI/CD pipelines and automated deployment processes.
- Monitor and optimize integration performance, reliability, and scalability.
- Conduct peer code reviews and ensure compliance with development standards.
- Create and maintain technical documentation, API specifications, and operational runbooks.
- Work closely with infrastructure and security teams to ensure secure integration implementations.
What are we looking for?
- 3+ years of software development experience and 2+ years of experience developing integrations.
- Experience building RESTful APIs and web services, API design and API lifecycle management.
- Experience implementing integrations using XML, JSON, XSD, and DataWeave.
- Experience working with relational databases and SQL.
- Experience integrating cloud applications.
- Experience with Git-based source control systems.
- Experience supporting CI/CD pipelines and automated deployments.
- Experience troubleshooting complex distributed systems
- Strong analytical and troubleshooting abilities.
- Excellent verbal and written communication skills in both Spanish and English
- Ability to work effectively with business and technical stakeholders.
- Strong organizational and time-management skills.
- Ability to manage multiple priorities in a fast-paced environment.
- Critical thinking and problem-solving capabilities.
- Commitment to continuous learning and technical excellence
What will make you stand out?
- MuleSoft Developer Certification (Mule 4).
- MuleSoft Integration Architect certification.
- Experience with AWS, S3, and SQS or hybrid cloud environments.
- Experience with EDI transactions and B2B integrations.
- Experience with Salesforce, ERP, CRM, TMS, or transportation/logistics systems.
- Experience with monitoring tools such as Datadog, Splunk, or similar platforms.
- Experience supporting enterprise-scale integration platforms.
What do we offer?
💸 Clear and transparent compensation plan. The salary range goes from 40,000 € to 52,000 €. We will discuss the indicated range with you in the first recruiting call to ensure that we are on the same page.
💰 Flexible salary benefits
Save on personal income tax with Cobee for expenses like transport, restaurants, and kindergarten.
🩺 Private health insurance
Free for all employees via Cigna, plus we cover 50% for your family members.
🌅 Generous time off
Enjoy 26 days of holiday per year (23 base days + your 🎂 birthday off, Christmas Eve, and New Year’s Eve).
💻 Your gear, your choice
Whether you prefer Mac or Windows, or need an extra screen, we’ll make sure you’re set up for success from day one.
🗓️ Annual Salary Review
We’re committed to recognizing your professional growth. Every year, we review salaries to reflect your individual development, achievements, and impact on our business success.
📙 Grow your skills
We offer up to €2000/year in training (certifications, conferences, workshops) to boost your growth—both technical and personal.
📺 Learning resources
Access internal and external training, including platforms like LinkedIn Learning, completely free.
🧘♂️ Holistic wellness program
Includes access to Wellhub, Curalinc (psychological support), Rocketlawyer (legal advice), and regular health webinars & challenges.
😊 Volunteer day
Take one day off a year to volunteer and give back. Bonus points for sharing pics on Slack!
👩⚕️ Free therapy vouchers
Because your mental health matters.
🏐 Health & wellness support
Get up to €55/month to cover your gym or fitness classes (yoga, boxing, pilates, etc.).
🗺️ Weekly language classes
Improve or learn a new language (English, Spanish, French, Italian, or German) in small groups with expert instructors—on us!
🏥 Time for health
Get 8 hours per year for personal medical appointments and 10 hours per year to support your family’s medical needs.
⚖️ Work-life balance
We’re flexible and people-first. We know life happens, and we aim to make work work for you.
💜 Inclusive, upbeat culture
No suits here—just a welcoming, casual, and respectful space where diversity is celebrated, and you can be your full self.
🌍 A global, multicultural team
We’re made up of 20+ nationalities, speaking 10+ languages. All communication is in English, so everyone’s included.
📦 Packlink Pro discount
Enjoy 99% off your personal shipments using our platform.
🔗 Referral bonuses
Know someone amazing? Earn €1K–€3K when you refer candidates we hire—depending on the role.
🏢 Central Madrid office
When you want a change of scenery, drop by our office in the heart of Madrid—free snacks and drinks included!
🏟️ Team events
We work hard and play hard with regular team-building activities and meetups.
#LI-HYBRID
Skills Required
- 3+ years of software development experience
- 2+ years of experience developing integrations
- Experience building RESTful APIs and web services
- Experience with API design and API lifecycle management
- Experience implementing integrations using XML, JSON, XSD, and DataWeave
- Experience with relational databases and SQL
- Experience integrating cloud applications
- Experience with Git-based source control systems
- Experience supporting CI/CD pipelines and automated deployments
- Experience troubleshooting complex distributed systems
- Strong analytical and troubleshooting abilities
- Excellent verbal and written communication skills in Spanish and English
- Ability to work effectively with business and technical stakeholders
- Strong organizational and time-management skills
- Ability to manage multiple priorities in a fast-paced environment
- Critical thinking and problem-solving capabilities
- Commitment to continuous learning and technical excellence
- MuleSoft Developer Certification Mule 4
- MuleSoft Integration Architect certification
- Experience with AWS, S3, SQS, or hybrid cloud environments
- Experience with EDI transactions and B2B integrations
- Experience with Salesforce, ERP, CRM, TMS, or transportation and logistics systems
- Experience with monitoring tools such as Datadog or Splunk
- Experience supporting enterprise-scale integration platforms
Auctane Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Auctane and has not been reviewed or approved by Auctane.
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Wellbeing & Lifestyle Benefits — Flexible time off, wellness programs, and on-site or subsidized fitness options are highlighted across locations. Feedback suggests office perks like catered meals, snacks, and fitness equipment contribute to day-to-day convenience.
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Leave & Time Off Breadth — Flexible or unlimited PTO and 12 paid U.S. holidays are frequently emphasized. International roles reference roughly 26 days of annual leave and additional medical-appointment leave, indicating strong time-off provisions in some regions.
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Healthcare Strength — Medical, dental, and vision coverage are consistently listed, with some international postings noting employer-paid private health insurance and therapy support. These inclusions suggest substantive health-related offerings.
Auctane Insights
What We Do
At Auctane, we are united by a passion to help sellers — wherever they are, however they operate — fulfill the promises they make to consumers. The Auctane mission is to fuel commerce through exceptional delivery. From same-day delivery and intuitive shipping software to a network of 3PL providers — and everything in between — Auctane’s suite of technology solutions solves the logistic challenges of today and looks ahead to the questions of tomorrow. Auctane brands include: ShipStation, Stamps.com, Packlink, ShipEngine, Metapack, ShippingEasy, Endicia, ShipWorks, GlobalPost, and Shipsi.
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