Senior Backend Developer (.NET/Node.js)

TL;DR

Senior Backend Developer (.NET/Node.js): Designing and operating scalable backend services for enterprise AI and intelligent automation solutions with an accent on cloud-native architecture and system reliability. Focus on building features across .NET and Node.js, optimizing Kubernetes deployments, and implementing Edge computing with Cloudflare Workers.

Location: Hybrid in Budapest, Hungary

Salary: 17,707,200 – 23,956,800 HUF

Company

A trusted partner for purpose-built AI and intelligent automation, serving over 10,000 enterprise customers including many Fortune 500 companies.

What you will do

• Design, implement, and deliver backend features using .NET (C#) and Node.js/TypeScript.
• Build and operate services on Kubernetes, including pod lifecycle and resource management.
• Implement edge services using Cloudflare Workers, including Durable Objects, KV, R2, and Queues.
• Work with AWS and Azure managed services for storage, messaging, and compute.
• Mentor junior and mid-level engineers through pairing, feedback, and high-quality code reviews.
• Contribute to CI/CD pipelines and participate in on-call rotations and incident response.

Requirements

• 5+ years of professional experience in backend software engineering.
• Strong proficiency in .NET (C#) or Node.js/TypeScript.
• Production experience with Kubernetes and AWS or Azure.
• Practical experience with Cloudflare Workers in production environments.
• Strong understanding of REST API design, authentication, and relational databases.
• Professional fluency in English.

Nice to have

• Experience working across both AWS and Azure.
• Familiarity with service mesh, GitOps, or advanced Kubernetes tooling.
• Experience with event-driven architectures or messaging systems.
• Background working in Agile product teams.

Culture & Benefits

• Remote and hybrid working options with flexible hours to ensure work-life balance.
• Comprehensive medical benefits and company-paid sick leave.
• Two paid volunteering days off (VTO) every year.
• Paid parental leave in all locations.
• Diverse global team environment with colleagues from over 30 nationalities.
• SZÉP Card allowance for recreational activities.