Senior Fullstack Developer (B2B Contract)

Description

We’re looking for a sharp, experienced Full Stack Engineer to join our global Developers Experience team at OX Security. This team is all about building the infrastructure and integrations that empower our product.

You’ll take part in shaping scalable, end-to-end features, from concept to production, with full ownership over architecture, design, and delivery. We value clean code, strong design thinking, and a collaborative mindset.

Responsibilities

What You’ll Be Doing

• Build and maintain scalable systems using Node.js and React
• Own end-to-end features — from design through implementation to production
• Collaborate closely with product managers, customers, and R&D teams
• Lead and participate in code reviews and architectural decisions
• Work on high-scale, cloud-based infrastructure (AWS, MongoDB)

Requirements

What We’re Looking For

• 5+ years of hands-on development experience
• Strong experience with both React and Node.js (must-have)
• Passion for building reliable and well-designed systems
• Strong communication skills and experience working in cross-functional teams
• Ability to work independently and lead by example