Senior Backend Engineer - Ruby on rails(EU Remote)

About Easyship: Easyship is one of the world’s leading multi-carrier shipping software, built to make global eCommerce borderless. Since 2014, we’ve been on a mission to democratize logistics by removing the "black box" of international shipping costs and complexities. Trusted by over 100,000 brands, our platform provides a single "mission control" for global trade, offering access to 550+ courier services across 200+ destinations. We are an award-winning, global team (Forbes 30 Under 30, TechInAsia’s Best Startup) with offices in London, New York, Hong Kong, and beyond. We’re growing fast, we value transparency, and we genuinely enjoy building the infrastructure that powers modern commerce. If you're ready to solve complex problems at scale, we’d love to have you join us. Who We’re Looking For: Easyship is a shipping technology platform that connects sellers and marketplaces to couriers. Beyond that, we also build and execute customized end-to-end shipping solutions for clients worldwide. These Logistics solutions can combine a number of partners and services, from global freight forwarding services to last-mile delivery. At Easyship, we believe the next generation of engineering excellence is defined by the ability to blend deep tech stack expertise with AI-augmented workflows . We are looking for an experienced Senior Backend Engineer - Ruby who isn't just a coder, but an architect—someone who views AI (Copilot, Cursor, LLMs) as a force multiplier to deliver high-quality, scalable systems at 2x the velocity .You will be a pivotal contributor to our mission-critical infrastructure, scaling our RESTful APIs and optimizing proprietary algorithms that power global trade. You will play a crucial role in our migration to microservices, driving code quality and shaping the technical direction of our backend stack (Ruby on Rails, PostgreSQL, Redis/Sidekiq, RabbitMQ, and K8s). As a mentor, you will guide the team in mastering both the nuances of Ruby and the emerging art of AI-assisted refactoring and debugging. Job Title: Senior Backend Engineer Reports to: Engineering Manager Location : Remote - Global. Key Relationships: Marketing, Support, Engineering, Product. Salary: $50,000-$75,000 + Equity (Dependant on Experience) Work Hours: 9am GMT - 6pm GMT What you Additionally need to know: Participate in the entire product life cycle AI-Driven Execution: Write clean, functional code while correctly leveraging AI-assisted development tools to speed up prototyping, debugging, and boilerplate generation Drive the development of a new product internally Provide training and support to internal teams Work closely with engineering leadership and product team to establish priorities and manage our technical road-map Help to mentor junior developers Bring new development ideas to benefit the business and grow your own skills You Might Be a Good Fit If… Strong software development experience, incl. 7+ years of strong experience with Ruby on Rails and SQL databases AI Power user:Demonstrated ability to use AI tools to increase coding velocity, improve test coverage, and solve complex refactoring tasks efficiently. Demonstrated ability to use AI tools to increase coding velocity, improve test coverage, and solve complex refactoring tasks efficiently. Strong experience building highly scalable systems Ability to hold the team to high standards for security and data privacy practices Familiar with Git and Git flow; familiar with modern project management tools Standard of writing clean, reusable and maintainable code Familiarity with containerization (Docker, Kubernetes) and cloud platforms (GCP, AWS, or Azure) A background working in product teams at startups If you’re excited about this role but don’t meet every requirement, we’d still love to hear from you. What we bring to the table as an employer: Generous remuneration and stock units We reimburse gym and wellness expenses so you can invest in your health The freedom to ‘Work from Anywhere’…