About the role
Software Engineer III, Carrier Integrations Platform Software Engineer III, Carrier Integrations Platform About Shippo At Shippo, our vision is bold and clear: we are the shipping layer of the internet. Our mission is to make every merchant successful through excellent shipping, delivering world-class logistics technology and infrastructure. We’re building the backbone of global e-commerce — connecting merchants to carriers worldwide through a single API and intuitive dashboard. As a remote-first and globally distributed team , we believe flexibility fuels trust, autonomy, and performance. Our diverse perspectives — across continents, cultures, and time zones — drive our innovation and enable us to build solutions used by businesses everywhere. We invest in modern, scalable technology so our teams can build, ship, and iterate with confidence. Your impact starts here: every person at Shippo plays a direct role in shaping the infrastructure that powers global commerce and makes shipping simpler for businesses around the world. How we will deliver success together: We are looking for a Backend Engineer to join our Carrier Integrations Platform (CIP) Team. The CIP team builds and maintains the internal platform, reusable components, and integration framework that enable the Carrier Capabilities (CCAP) team to deliver carrier integrations efficiently and reliably. In this role, you will contribute to improving the integration framework by delivering well-scoped reusable components, enhancing documentation, and reducing friction in daily integration work. You will collaborate closely with CCAP engineers to understand recurring challenges and work with Senior Engineers to evolve platform components within established architectural guidelines. You will operate with clear technical direction and mentorship from Senior Engineers and your Engineering Manager. You are expected to independently deliver high-quality, well-defined components while gaining exposure to broader architectural decisions and cross-team collaboration. This role is designed for engineers who want to grow toward greater technical ownership over time. Shipping & handling responsibilities Design and implement well-scoped, reusable platform components used by the CCAP team to build carrier integrations. Contribute to integration “recipes,” templates, shared modules, and internal tooling under the guidance of Senior Engineers. Partner with CCAP engineers to identify recurring integration challenges and contribute improvements within the existing platform direction. Follow established architectural patterns and engineering standards to ensure consistency, maintainability, and clarity. Own the end-to-end quality of your contributions, including design, implementation, testing, release, and monitoring. Write modular, reusable Python code that supports multiple integrations and reduces duplication. Improve and maintain documentation to make integration patterns and platform components easier to understand and adopt. Use AI tools in daily workflows to improve development speed, code quality, refactoring, and documentation. Apply critical analysis to identify inefficiencies in code or workflows and propose practical, incremental improvements. Participate actively in code reviews, design discussions, and sprint planning, seeking and incorporating feedback. Contribute to CI/CD practices and automated testing to support reliable integration and delivery. Participate in the team’s on-call rotation where applicable and respond to operational issues within your scope of ownership. Your shipping requirements 6+ years of professional software development experience. 2+ years working with production code in Python. Experience building backend services or shared components in production environments. Experience writing reusable code and shared modules used across multiple features or services. Solid understanding of object-oriented programming and common design patterns. Experience working with APIs (REST, SOAP, gRPC, or similar). Experience with at least one server-side framework (e.g., Django, FastAPI, Spring, Rails, Phoenix). Strong debugging skills and ability to perform root cause analysis within your domain. Demonstrated use of AI tools as part of daily engineering workflows to improve productivity and quality. Ability to critically evaluate existing implementations and suggest pragmatic improvements. Strong written and verbal communication skills, with the ability to collaborate effectively across teams. Ability to understand business context and how platform improvements support integration velocity and reliability. BS or MS degree in Computer Science or equivalent practical experience. Bonus Experience contributing to internal platforms, SDKs, or shared libraries. Experience working with integration patterns such as adapters, translators, messaging, or routing. Familiarity with workflow orchestration tools (e.g., Temporal, Prefect, Kestra). Experience with messaging systems such as Kafka, SQS, NSQ, or Celery. Experience with AWS or other cloud platforms. Experience improving developer experience (DX) through documentation, templates, or lightweight tooling improvements. Sail through the process: Here at Shippo, we celebrate inclusivity and are committed to creating equal access to opportunities for people from all backgrounds, perspectives and geographies. These values define who we are and everything we do. All qualified individuals are encouraged to apply. If you need assistance, or a reasonable accommodation during the application and recruiting process, please contact us at [email protected] Shippo s in the wild: Our people, much like the packages we help ship, are all over the world. This means, through our remote-first program, “Shippos Everywhere”, our roles can be based anywhere in the US with the exception of Delaware, Nevada, Ohio, Oregon, Hawaii, New Mexico and West Virginia and many roles can be based internationally. For locations outside of the US and Ireland, the employment contracts are powered by Rippling.com (all Shippo perks still apply - including equity!). What we want to emphasize is that you can be successful at Shippo regardless of location. Apply now Engineering Brazil Share on: Apply now Terms of service Privacy Cookies Powered by Rippling