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We are looking for a Node.js Developer to join our team and help build and maintain scalable backend services. You will be responsible for designing, developing, and optimizing backend solutions using Node.js, TypeScript, and frameworks like Express and NestJS. The ideal candidate has strong technical expertise in building REST APIs, managing asynchronous processes, and ensuring security and performance best practices. The ideal candidate will be a strategic thinker, a data-driven developer, and an expert in frontend technologies within the payments sector. We value professionals with strong Test-Driven Development (TDD) skills and the ability to mentor and collaborate effectively with other developers.Macropay is a fintech leader in payment orchestration, providing businesses with seamless access to global payment solutions for over four years. Specializing in revenue optimization, we offer card processing and alternative payment methods enhanced by smart routing, fraud prevention, and an intuitive dashboard. Backed by a team of payment and fraud experts, our all-in-one platform is designed to maximize revenue, reduce costs, and improve the payment experience—all through a single API integration.Responsibilities: Develop and maintain backend services using Node.js and TypeScript. Design and implement RESTful APIs that are efficient, scalable, and maintainable. Work with asynchronous programming paradigms and apply best practices to avoid pitfalls. Actively participate in the design and development of the payment system, addressing edge cases such as failures, retries, concurrency issues, and ensuring a consistent and seamless user experience. Ensure security compliance, authentication, and authorization between multiple systems and environments. Design database schemas that effectively support business processes. Collaborate with frontend developers to integrate user-facing elements with backend logic. RequirementsBring proven experience in the payments, banking, or FinTech industry, with a solid understanding of industry-specific challenges and requirements. Have 5+ years of experience in frontend development. Strong proficiency in JavaScript and TypeScript. Hands-on experience with Node.js frameworks such as Express and NestJS. Experience building and consuming REST APIs. Knowledge of asynchronous programming, event-driven architecture, and microservices. Experience with authentication & authorization mechanisms (JWT, OAuth, session management). Strong understanding of scalability principles for distributed applications. Experience in database integration (SQL and NoSQL) and designing efficient schemas. Knowledge of security best practices, including data protection, encryption, and compliance. Demonstrate exceptional problem-solving skills, with a focus on scalability, performance, and security. Hands-on experience with automated testing frameworks (Jest, Mocha, etc.). Familiarity with Git for version control and collaborative development. (Nice to have) Experience with AWS. BenefitsCompetitive salary and comprehensive benefits package. Opportunity to shape HR strategy for a global, innovative fintech company. Professional development opportunities and resources. A collaborative, inclusive, and dynamic work culture. Full Remote Work. Join us in an environment where you're free to innovate, learn, and grow alongside passionate professionals. At Macropay, you'll tackle exciting challenges and be part of a vibrant team dedicated to delivering exceptional user experiences.Equal Employment Opportunity EmployerMacropay is an Equal Employment Opportunity (EEO) Employer, which means we encourage applications from people with different backgrounds, interests, and personal circumstances. Our team welcomes applicants regardless of their race, gender, age, religion, nationality, sexual orientation, and/or disabilities. All we need is your high energy, skills, and willingness to be part of a great project!The personal data you provide will be used to manage and process your candidacy for the corporate selection processes that fit your profile. If you wish you can exercise your rights of access, rectification or cancellation by sending a letter to Carrer de la Diputació 211, bajos, 08011, Barcelona (Spain), or emailing us at protecciondedatos@macropay.com , including a document that validates your identity.
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