Software Engineer III - Labels

Here at Shippo, we are the shipping layer of the internet and we consider ourselves to be one of the core building blocks of e-commerce.

Our mission is to make merchants successful through world class shipping. With our products and solutions, we level the playing field by providing our customers with best-in-class solutions that otherwise wouldn’t be available to them. Through Shippo, e-commerce businesses, marketplaces, and platforms are able to connect to shipping carriers around the world from one API and dashboard. We provide our customers with the most competitive shipping rates, print labels, automated international documents, shipment tracking, facilitate the returns process and more.

We are looking for a Software Engineer III to join our Labels team! The Labels team is responsible for building and maintaining Shippo’s label core API and some of the most critical carrier integrations at Shippo like USPS, UPS and FedEx, as well as developing Shippo’s carrier integration technology.

Shipping & handling responsibilities:

• Design, implement, test, and deploy software services with high SLAs and that can handle millions of requests a day

• Ensure scalability and maintainability through microservices adoption, decoupling of concerns and data model, queuing of jobs and application layering and container-based software distribution.

• Continue to build out and enhance our CI/CD pipeline for smooth and safe production releases via automated testing and verification.

• Verify and ensure performance and correctness of systems in response time and throughput.

• Design and maintain database schema for large scale and performant services

• Architect systems and refactor existing systems for optimal performance and reuse

• Participate in peer reviews and testing and contribute to automated test suites and in design reviews for new features, products, and systems

• Collaborate with business teams and provide early input to new product ideas and functionality

• Experience being on-call and able to respond quickly to system incidents 

• Champion testing procedures and automation in support of vertical and horizontal scale. 

• Assist with hands-on work in gathering business requirements, development, and verification. 

Do you tick the ​​boxes​​?

• 6+ years of experience in software development, with a strong foundation in building and maintaining highly available, scalable, distributed systems

• Experience in building and maintaining APIs, services, and databases

• Proficiency in server-side programming (e.g., Go, Python, Java, Ruby) and SQL databases

• Familiarity with server-side frameworks (e.g., Django, .NET, Spring, Rails, Phoenix)

• Strong understanding of software development principles, object-oriented programming, and design patterns.

• Hands-on experience with cloud platforms (e.g., AWS, GCP, Azure) and containerization (e.g., Docker, Kubernetes) is a plus

• Ability to troubleshoot and optimize backend applications for performance and scalability

• Passion for building reliable and maintainable software

• Strong collaboration skills, with the ability to work effectively with cross-functional teams

• Clear communication skills to articulate technical ideas to both technical and non-technical stakeholders

• A mindset of continuous learning, craftsmanship, and team success

• BSc in Computer Science, Software Engineering, or a related STEM field (or equivalent experience)

Bonus

• Prior experience working or interacting with shipping and/or postal carriers

• Experience using GoLang and Python in production

• Familiarity with microservices architectures

• Experience integrating with APIs that use REST, SOAP, gRPC and other technologies

• Interest and experience in performance tuning, concurrency, microservices, security, data analytics, and web stack

• Experience with Django

• Past experience and success in building scalable APIs or services

• Experience with DevOps tooling such as Docker, Terraform, CircleCI, SumoLogic, PagerDuty, etc

• Experience with AWS/Cloud services such as EC2, S3, Lambda, Route 53, Cloud Formation, Cloudflare, Elastic Beanstalk, IAM, etc.

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 accommodations@goshippo.com

Shippos 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 Remote.com (all Shippo perks still apply - including equity!). What we want to emphasize is that you can be successful at Shippo regardless of location.