Headquarters:UK, London URL:https://sayprimer.com What will the role involve? Creating the best checkout experience in the world! Rethinking how merchants integrate payments, and how customers are paying online Leading the design and implementation of fully-tested and highly-optimised libraries Creating first-class documentation for both merchants and internal teams Working closely with users to analyse feedback and improve our products and services with each iteration Making decisions on technology, building for scale and reach Conducting code reviews and mentoring juniors in future as we grow the team Working closely with a cross-functional team of front end engineers, back end engineers, mobile engineers, designers and product What are we looking for? Someone pragmatic and versatile, who will use the best tools to build out the product Senior and/or Lead level experience in a previous role Extensive experience in building, maintaining and documenting developer libraries Relevant experience with iOS - any experience with React Native is also interesting Passion for maintainable, performant, well-tested and resilient code Appreciation for the Developer Experience we'll be creating Excellent communication skills, able to collaborate in a cross-functional team Curiosity and interest to learn! It would be amazing to speak to people with previous experience of JavaScript UI optimisation; accessibility best practices; and online payments and APMs The way we work is different at Primer Our culture is about removing the roadblocks to doing your best work. We focus on taking initiative, letting the best ideas win, and valuing output over anything else. Underpinning all of this is our 'trust by default'. You’ll work remotely, wherever works best for you, have unlimited coworking access, unlimited time off, no company spending approvals, regular whole company retreats, team workations, and open access to people across the company. We find the best thinking and work come from removing limiting assumptions. So, one of our favourite approaches to solving problems is simply: If anything is possible, then what will you do? Our benefits: