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Software Development Engineer II

1 hour, 23 minutes ago
Poland
Mid Level
Software Engineer
Software Development
AWS DNS Docker Go Kubernetes Linux Microservices MySQL PHP PostgreSQL TCP/IP
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Kaseya

Kaseya

Kaseya provides integrated IT management and security solutions for MSPs and SMBs, enabling centralized IT operations, remote management, cybersecurity, and automation.

IT Services
1K-5K
Founded 2000
$567M raised
View All Jobs 83

Description

  • Design and develop backend services and APIs for SASE control plane and gateway orchestration.
  • Build and maintain services using Go as the primary language and PHP for the API layer.
  • Implement and enhance Linux networking features such as namespaces, veth, routing, netfilter, iptables, nftables, DNS, IPsec, WireGuard, VPN, and tunneling orchestration.
  • Support firewalling and high-throughput data paths.
  • Contribute to platform modernization efforts, including lightweight Linux OS images, containerization, workload optimization, and multi-cloud/vendor-agnostic architecture.
  • Improve system performance, scalability, observability, and reliability.
  • Troubleshoot complex production issues involving networking, VPN, distributed systems, and performance.
  • Collaborate with DevOps, Security, QA, and Product teams.
  • Participate in architecture and design discussions.
  • Maintain code quality, testing, and documentation standards, and mentor junior engineers.

Requirements

  • Strong professional experience with Go (Golang).
  • Working knowledge of PHP or willingness to learn quickly.
  • Experience building APIs, microservices, and platform services.
  • Solid understanding of distributed systems and backend architecture.
  • Experience with PostgreSQL or MySQL.
  • Strong hands-on experience with Linux systems and internals.
  • Advanced Linux networking expertise, including namespaces, veth, routing, netfilter, iptables, nftables, TCP/IP, DNS, IPsec, and WireGuard.
  • Ability to debug packet flow and system-level networking issues.
  • Experience working with networking systems such as gateways, firewalls, and VPN endpoints.
  • Experience with Docker and Kubernetes, including EKS or a similar platform.
  • Familiarity with CI/CD pipelines and automation tools.
  • Experience in SASE, networking, or security domains is preferred.
  • Background as a Linux system administrator is preferred.
  • Knowledge of SDN, NFV, or virtual networking functions is preferred.
  • Exposure to security technologies such as NGFW, IDS/IPS, or DNS filtering is preferred.

Interested in this position?

Apply directly on the company website

Apply Now

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