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Stelle · Senior

JavaScript Developer

Softwareentwickler • Senior • Remote • Vollzeit Ungarn Ungarn

Our client is an internationally backed, stable fintech company looking for an experienced JavaScript developer for its digital payment and transaction processing systems.

Requirements

  • Minimum 5 years of professional software development experience in a live, enterprise environment
  • Expert-level JavaScript (ES6+) and TypeScript knowledge, including a deep understanding of asynchronous behavior, closures, and the JavaScript runtime
  • Strong architectural mindset, especially around microservice-based and hexagonal architectures
  • Hands-on experience with event-driven architectures (EDA) and message brokers (e.g. Kafka, RabbitMQ, SQS)
  • Experience with cloud infrastructure at a leading provider (AWS, Azure or GCP)
  • Cross-platform development experience, including Linux, Windows and Android environments, with knowledge of their deployment specifics

Nice to have

  • Experience developing and shipping cross-platform applications
  • Confident SQL skills (MariaDB), with database optimization and schema design experience
  • Backend versatility: experience in Python or Rust alongside Node.js
  • Proficiency in a modern frontend framework at a high level (React, Angular or Vue.js)

What we offer

  • Diverse projects built on modern technologies
  • Innovative, stable company background
  • Full remote work
  • Participation in professional events, workshops and hackathons
  • Flexible working hours and a friendly atmosphere
  • Team-building programs and shared social activities
  • Real impact on products and customers

About the company

Our partner is an internationally backed, stable fintech company that develops and operates digital payment and transaction processing solutions worldwide, serving the commerce and service-provider sector with secure, scalable, highly available systems.

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