Senior Software Engineer, Fullstack

Remote (Argentina) Permanent, Full-Time Salary ranges: 7,7M - 11M ARG PESOS + Benefits Join a remote-first team building an AI-native Digital Experience Platform used by entrepreneurs and global enterprises alike. We move quickly, value craftsmanship, and aim to empower anyone to design, launch, and optimize modern web experiences without technical barriers. If you’re excited by products that blend creativity, robust engineering, and emerging AI capabilities, you’ll feel at home here. The engineering organization is expanding in Argentina and forming several new teams across key product areas, such as: Application Hosting Platform Work on a next-generation product that enables customers to deploy fully operational web applications on managed infrastructure. This includes integrating new capabilities into our core dashboard and contributing to backend systems that power scalable hosting. E-Commerce Experience Platform Collaborate closely with Product, Design, and Data Engineering to build the next evolution of our commerce tooling—creating intuitive, powerful features for businesses and delivering a world-class user experience. You’ll have the opportunity to express team preference during the interview process; final placement occurs after interviews conclude. About the Role As a Senior Software Engineer (Fullstack) , you will: Design and implement scalable, multi-tenant backend services and APIs. Work with technologies such as Node.js, TypeScript, JavaScript, MongoDB, GraphQL, Apollo, AWS (EC2, S3, Lambda), Kafka , and more. Demonstrate expertise across multiple technical domains while contributing to functional and engineering strategy. Lead projects that directly impact team deliverables and long-term architectural direction. Write maintainable, tested, high-performance code for both backend and frontend components. Author and evaluate design documents to guide technical decision-making. Collaborate closely with product managers and designers in an autonomous, supportive team environment. Mentor junior engineers and contribute to a strong engineering culture. Participate in initiatives such as internal hackathons, improving hiring processes, or creating technical content. We’ll also support you in identifying areas for professional development and aligning them with meaningful work. About You Requirements Business-level fluency in English (written and spoken). 7+ years of experience developing and deploying web applications, with a consistent record of shipping features. Strong proficiency in Node.js and TypeScript , including experience with Express.js, GraphQL, Apollo, and MongoDB. Ability to debug complex production issues across multiple services and layers of the stack. Experience building complex, scalable web systems. Familiarity with automated testing frameworks (e.g., Jest, Mocha, Playwright, Cypress). Comfort working in an agile, experimentation-friendly environment. A growth mindset, with curiosity toward emerging technologies (including AI) and how they can accelerate creativity and impact. How You Work You prioritize customer experience and long-term trust. You collaborate well and believe success is shared. You enjoy rethinking what’s possible—not just improving what already exists. You deliver quickly without sacrificing quality or craft. Benefits Equity / Ownership in what you help build (RSUs). Comprehensive health coverage for employees and dependents. Family support , including 12 weeks paid parental leave for all parents and additional paid leave for birthing parents. Flexible time off , paid holidays, and a sabbatical program. Well-being resources , including mental health support, therapy, and coaching. Retirement support , including a 401(k) with employer match in the U.S. and equivalent regional benefits globally. Monthly stipends for work and wellness needs (e.g., Wi-Fi, equipment, fitness). Annual performance bonus eligibility (WIN program). #J-18808-Ljbffr