Senior Software Engineer (Node.js)

Join MagmaLabs as a Senior Software Engineer (Node.js) to design, develop, and maintain modern backend architectures powered by Node.js and cloud-native technologies for clients in healthtech, e-commerce, fintech, and other fast-growing sectors. As a seasoned backend engineer, you will take ownership of architectural decisions, lead backend initiatives, and ensure best practices across high-traffic APIs, SaaS platforms, and distributed systems.

Requirements

• Minimum of 7 years of software development experience, with at least 5 years focused on backend development using Node.js in production environments.
• Strong proficiency in TypeScript (or modern JavaScript with willingness to work in TypeScript).
• Experience with backend frameworks such as NestJS, Express, or Fastify.
• Solid expertise with relational databases (preferably PostgreSQL), including schema design and query optimization.
• Experience with caching and/or asynchronous processing systems (e.g., Redis, message brokers, queues).
• Hands-on experience with automated testing frameworks (e.g., Jest or similar) and CI/CD pipelines.
• Strong understanding of secure backend practices (authentication, authorization, input validation, secrets management, rate limiting).
• Experience working with containerization and cloud environments.
• Proficiency with Git and collaborative development workflows.
• Strong problem-solving skills and ability to thrive in a remote-first environment.
• Excellent communication skills in English.
• Demonstrated ability to take initiative and lead technical decisions independently.
• Experience working within Agile development methodologies (Scrum, Kanban, etc.).

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Visa Sponsorship
• Four Day Work Week
• Generous Parental Leave
• Tuition Reimbursement
• Relocation Assistance