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Senior Backend Developer

Jobgether · Belgique

Neu
Senior 🇬🇧 English
JavaScript Node.js MySQL MongoDB RPC Microservices Distributed systems Backend security High-availability architectures Real-time services Blockchain

Stellenbeschreibung

About the role

We are seeking a Senior Backend Developer to join a fast‑growing fintech team in Belgium. You will help design, build, and maintain high‑performance backend services that power digital asset and blockchain platforms used by a global user base.

Key responsibilities

  • Design, develop and maintain scalable backend services and APIs for financial and blockchain applications.
  • Collaborate with product managers, designers and other engineers to translate business needs into robust architecture.
  • Improve existing Node.js services for better performance, reliability and security.
  • Create new microservices and integrate them across distributed systems using RPC and other communication patterns.
  • Write and optimise complex queries for operational, compliance and financial reporting.
  • Ensure backend systems follow strict security standards and best practices.
  • Contribute to high‑availability and real‑time service design as the platform scales globally.
  • Participate in debugging, troubleshooting and continuous improvement initiatives.

Required profile

  • Minimum 5 years of professional experience with JavaScript and Node.js in backend development.
  • Strong understanding of microservices architecture and distributed systems.
  • Proven track record delivering complex, high‑scale platforms.
  • Hands‑on experience with relational (MySQL) and NoSQL (MongoDB) databases.
  • Good knowledge of backend security principles and secure API design.
  • Ability to quickly learn new technologies and adapt to evolving technical environments.

Required skills

  • JavaScript
  • Node.js
  • MySQL
  • MongoDB
  • RPC
  • Microservices
  • Distributed systems
  • Backend security
  • High‑availability architectures
  • Real‑time services
  • Blockchain concepts

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Veröffentlicht vor 2 Tagen

Läuft ab in 1 Monat

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Jobgether

Belgique