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Description
Zero Networks, an innovative network security solutions provider, is at an exciting time in its history and is growing fast! We are looking for a highly skilled and versatile Backend Engineer with deep expertise in network protocols and on-premises deployments to join our development team. As an On-Prem Backend Engineer, you will be responsible for designing, developing, and maintaining the on-prem infrastructure that runs in customer environments, ensuring robustness, security, and performance. You will collaborate closely with cross-functional teams to deliver mission-critical components that interact directly with complex network stacks.
Responsibilities
Design, develop, and maintain backend services deployed on-premises within customer networks.
Implement and optimize network-centric functionality, including TCP/UDP, TLS, DNS, routing, proxies, and firewalls.
Work with Linux server internals (sockets, routing tables, iptables/netfilter, namespaces, eBPF) to support resilient and secure deployments.
Ensure smooth installation, upgrade, observability, and troubleshooting of on-prem components.
Troubleshoot and resolve issues in real-world customer environments, including debugging complex network problems.
Requirements
Bachelor’s degree in Computer Science, Software Engineering (or equivalent work experience) – must
5+ years of experience as a software engineer with hands-on production experience with at least 3 years of work involving network-centric services or on-prem deployment. – must
Deep understanding of network protocols (TCP/IP, UDP, TLS, DNS, HTTP/S) and networking fundamentals – must
Proficiency in at least one programming language (e.g., Go, C++, or C#) and associated frameworks – must
Hands-on experience with Linux networking internals (sockets, routing tables, iptables, namespaces) – must
Experience deploying and maintaining on-premises software in customer environments – advantage
Familiarity with containerization and orchestration (Docker, Kubernetes, Helm) – advantage
Strong problem-solving skills and ability to work both independently and as part of a team
Excellent communication and interpersonal skills, with the ability to collaborate effectively across teams
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