Senior Node.Js Backend Engineer (Online Payment Systems)

Medium; A distancia; EUR 30.000 - 50.000; Jornada completa

Descripción de la vacante

A technology partner company is seeking a Senior Node.js Backend Engineer to build and maintain scalable backend services focused on online payment systems. Located in Spain, this role requires strong experience in Node.js and TypeScript, and offers flexible working hours alongside a competitive compensation package. You will collaborate with a team to ensure high reliability and performance, directly influencing user trust in a high-traffic environment.

Servicios

Flexible working hours

Competitive compensation package

Health, dental, and vision coverage

Generous parental leave and unlimited paid time off

Budget for conferences and training

Home office support

Formación

• Strong professional experience with Node.js and TypeScript.
• Solid knowledge of databases such as MongoDB.
• Proven experience working on online payment systems.
• Ability to work effectively in a fast-paced, collaborative environment.

Responsabilidades

• Design, build, and maintain scalable backend services using Node.js.
• Contribute to the architecture of core backend components.
• Ensure reliability, performance, and security of payment-related services.
• Write clean and well-tested code.

Conocimientos

Node.js

TypeScript

MongoDB

Go

Rust

Descripción del empleo

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 Spain.

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 tec

Accountabilities

• Design, build, and maintain scalable backend services using Node.js and TypeScript, 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

Requirements

• Strong professional experience with Node.js, TypeScript, and backend development in production environments
• Solid knowledge of databases such as MongoDB 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

Benefits

• 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

Why Apply Through Jobgether?

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.

We appreciate your interest and wish you the best!

Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.