Senior Node.Js Backend Engineer; Online Systems

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Node.js Backend Engineer, Online Payment Systems in Switzerland.

In this role, you will contribute to the evolution of a high-impact platform used by millions of developers and organizations worldwide. You will focus on building and scaling backend systems that support secure, reliable online payment flows in a fast-growing, product-driven environment. Working closely with experienced engineers, you will have strong autonomy to design, test, and deploy your solutions. Your work will directly influence platform reliability, performance, and user trust.

This position offers the opportunity to operate at scale while staying close to modern open-source technology.

• Design, build, and maintain scalable backend services using Node.js and Type Script, with a strong focus on online payment systems.
• Contribute to the architecture and evolution of core backend components supporting high-traffic and high-availability use cases.
• Collaborate across the stack with engineers and product stakeholders to deliver robust, user‑centric solutions.
• Ensure reliability, performance, and security of payment‑related services and integrations.
• Write clean, maintainable, and well‑tested code while continuously improving engineering standards.
• Participate in technical discussions, reviews, and iterations to drive platform‑wide improvements.

• Strong professional experience with Node.js, Type Script, and backend development in production environments.
• Solid knowledge of databases such as Mongo
  
  DB and experience designing data models at scale.
• Proven experience working on online payment systems or transaction‑based platforms.
• Good understanding of low‑level systems concepts, with exposure to languages such as Go, Rust, or C considered a plus.
• Ability to work effectively in a fast‑paced, collaborative, and distributed engineering environment.
• Curiosity, autonomy, and a continuous learning mindset, with a passion for modern technologies.

• Flexible working hours with remote‑friendly work options.
• Competitive compensation package including company equity.
• Health, dental, and vision coverage for employees and dependents.
• Generous parental leave and unlimited paid time off.
• Budget for conferences, training, and continuous education.
• Home office support and access to global office locations when needed.
• Inclusive culture with a strong focus on employee well‑being and growth.