> Markdown version of [/jobs/ext/2709372-fullstack-engineer](https://www.wearedevelopers.com/jobs/ext/2709372-fullstack-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # FullStack Engineer - **Company:** MELIO LLC - **Location:** New York, NY, United States - **Experience:** Expert - **Salary:** $170,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Cloud Engineering, Code Review, Data Structures, Design of User Interfaces, MySQL, Node.Js, Shopify, TypeScript, ReactJS, AWS Lambda, Functional Programming, Software Coding, Restful APIs, Microservices - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/senior-fullstack-engineer-melio-7757923 ## About the Role * 7+ years of professional experience as a software engineer with end-to-end frontend and backend development. * 3+ years of hands-on experience with the React framework. * 2+ years of experience with Node.js, Typescript * 2+ years of experience with AWS, Lambda, and cloud architecture * A deep understanding of production systems and the architecture of web products. * Independent, fast learner and excited about learning new technologies. * Proactive team player with a desire to impact our team, our product and our customers. ## Description * As a Senior Full Stack Engineer for Product Engineering, your day will be spent creating and maintaining the products that let our customers manage their business payments in new ways. * We are building a platform that allows us to quickly iterate and launch custom solutions with high profile partners like Capital One and Shopify. We release features on an ongoing basis, build integrations, and develop tools that help us work more efficiently. * You'll interact with various parts of the system, from the back-end to the front-end, hence your work will involve dealing with diverse data structures and user interfaces. You'll work with technologies like AWS Lambda, Node.js, TypeScript, React, and MySQL to make this possible. We're building REST APIs that we use internally and share externally, and new products based on these. * Cross-collaborate and discuss with other team members about current issues or future improvements, writing code to implement new features or fix bugs, conducting code reviews, and deploying updates. * Having a continuous improvement mindset, you'll strive to identify areas for improvement in the codebase and propose actionable solutions. * This role will be vital to ensure we maintain the quality of our products, uptime and availability, and solving our users' needs. About the team: The Partnerships Integration team works as a part of our Product Engineering group and acts as the gateway for Melio's external partners. We maintain long-term relationships, and provide the features and tools that partners need to integrate with our platform. Our integrations enable partners to embed, white-label, or customize Melio's payment capabilities, opening up new business opportunities. We collaborate with different stakeholders to deliver seamless integrations, build trust with our partners, and push forward Melio's mission of transforming business payments. We work with modern technologies, including React, Node.js, TypeScript, and AWS microservices, and we are agile and collaborative, constantly looking for ways to improve our partner experience, product reliability, and codebase. 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