Senior Full Stack Engineer

Key Facts Role: Software Engineer Levels: Senior II Salaries: NZD $181k Location: Anywhere in New Zealand Hours: 37.5 hours a week Team size: Small, cross-functional product squads Full Benefits • We have transparent salaries, which is set globally for all our staff • 20 days paid leave with extra leave based on tenure, 20 days sick leave • Fully remote team across different timezones • Macbook + NZD $3,000 for home office setup • Health Insurance coverage • Advance your skills, learn new techniques, and be surrounded by a talented and supportive team • Thrive as you help us build a high-growth company to improve the work lives of thousands Who are we looking for? You're an experienced engineer who can deliver high-quality product work, communicate clearly, and make good trade-offs. You enjoy collaborating with product and design, and you care about maintainability, performance, and user experience. You can own the outcomes of large and complex technical work, guiding a small team to success. You are excited about boosting your work through AI agents, without losing sight of quality outcomes. We recognise that soft skills are just as important as intricate technical knowledge and we try to build our team with a mix of both. We want people who are willing to empathise with our customers and give them the best experience. If you feel limited at your current job, we want to talk to you. Because we are a remote company, communication is a vital skill. We prefer people that over-communicate and are willing to respond quickly. So much of what we do is over Slack and Linear and we want to see your personality come through when you write. If you're someone who excels at producing high-quality work and is dedicated to delivering positive outcomes for customers, you'll fit right in with our team. We believe in setting high standards for ourselves and we're always looking for ways to improve and grow. We're open to different backgrounds, but you should be able to succeed with the responsibilities below. While we recognise that "years of experience" can be misleading, this is a demanding role and we expect that you've held a senior position for a number of years. Key responsibilities • Build and ship customer-facing product experiences. Deliver polished features across both frontend and backend. Ensure changes are reliable, accessible, and performant. • Own work end-to-end. Take ownership from discovery and technical design through implementation, testing, release, and iteration. • Leverage AI. Stay current with AI-enabled coding approaches. Creatively apply AI to all aspects of your work. • Raise engineering quality. Improve patterns, reduce tech debt, strengthen testing, and contribute to a healthy codebase through reviews and thoughtful refactoring. • Collaborate and communicate in a remote team. Work effectively async, write clear updates, and partner with product, design, and customer-facing teams to deliver outcomes. • Support the team through mentoring and feedback. Help more junior engineers level up through pairing, reviews, sharing context and best practices. Key challenges • Maintaining a growth mindset in the face of our rapidly changing industry • Increasing productivity through AI without compromising security, quality or integrity. • Balancing speed and quality while building in a small team • Making good trade-offs under ambiguity and changing customer needs • Collaborating effectively across time zones in an async environment • Keeping the bar high on code quality, testing, and maintainability as we scale Must have • 5+ years of professional experience as a developer • Strong experience building production web applications (preferably React and Typescript) • Solid fundamentals in modern frontend engineering (state management, performance, testing) • Experience working with APIs (preferably GraphQL) and relational databases (preferably Postgres) • Experience with defining and operating production infrastructure • Experience with AI coding tools and approaches • Comfort owning work end-to-end and shipping iteratively • Excellent communication and collaboration skills in a remote setting • High standards for code quality, security, testing, maintainability Nice to have • Experience with Node.js backend development • Experience with Cypress, Vitest, CI • Experience working in Shape Up (or similar) delivery cycles • Experience with Ruby on Rails (legacy stack) • Experience with security standards and compliance Attitude • Curious and eager to learn • Pragmatic: biased toward action and shipping value • Empathetic and collaborative: you raise the team, not just the code • Thoughtful about trade-offs and able to explain decisions clearly • Comfortable with ownership and accountability Our Technology Runn is built using a modern development stack: React, Node, Typescript, Fastify, Hasura, GraphQL, Postgres. Tested with Cypress and Vitest, deployed via ...