Desktop Application Developer (Golang)

OpenVPN

13 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Working hours

Regular working hours

Languages

English

Experience level

Senior

Job location

Remote

Tech stack

Microsoft Windows

API

Artificial Intelligence

Apple Mac Systems

Software Applications

Protocol Stack

Computer Security

Daemon Tools

Cursor (Graphical User Interface Elements)

Software Debugging

Linux

DNS

Github

Virtual Private Networks (VPN)

Windows API

Network Interface

Objective-C

Secure Coding

Software Engineering

System Programming

Systems Integration

TCP/IP

Wireshark

VPN Clients

Web Applications

Data Logging

Transport Layer Security

Firewalls (Computer Science)

Backend

Iptables

gRPC

Job description

We're looking for a Senior Desktop Application Developer (Golang) with deep experience building native, system-integrated desktop applications like Windows, macOS, Linux. You'll be responsible for developing the core client used to establish secure connections, enforce policies, and manage authentication in our Enterprise VPN and Zero Trust platform.

This is a highly technical role requiring strong familiarity with OS internals, networking APIs, and secure software design. Your work will directly impact how users connect to protected networks, access internal services.

As a key member of the founding team, you'll shape our technical strategy, engineering practices, and system resilience. Your decisions will influence both product direction and company growth., * Develop, and maintain robust, secure desktop applications for Windows and/or macOS and/or Linux

Interface directly with network adapters, system services, and low-level OS APIs
Implement features such as privilege elevation, network interface monitoring, credential management
Ensure strong support for enterprise deployment practices (code signing, autostart, firewall rules, update systems)
Collaborate with backend, security, and infrastructure teams to integrate with backend APIs and gateway architecture
Debug platform-specific issues across environments, including service crashes, permissions, and system policy enforcement
Follow secure coding practices and protect against attack vectors (i.e. libraries injection, privilege abuse, or improper sandboxing)

Requirements

Do you have experience in macOS?, Do you have a Bachelor's degree?, * 4+ years of experience developing native desktop applications for Windows and/or macOS and/or Linux.

Strong proficiency in Go (Golang), with deep experience in concurrent and low-level system programming.
Good knowledge at least at one of the following: Windows system internals (i.e. Win32 API, services, registry, drivers, network stack) or macOS system APIs (i.e. LaunchAgents/Daemons, socket access, keychain integration) or Linux (e.g., systemd services, netlink, iptables, dbus, permissions, networking stack)
Familiarity with secure communication protocols (i.e. TLS, mTLS, IPC, gRPC)
Good understanding of networking fundamentals: TCP/IP, UDP, DNS, TLS/SSL, firewalls, DNS, etc.
Knowledge of code signing, MSI packaging, and update frameworks

Bonus points for:

Experience with Swift or Objective-C (for tighter macOS integration)
Experience integrating with VPN clients, network tunneling, or secure networking libraries
Familiarity with Electron or Tauri if parts of the UI are web-based
Experience with VPN protocols
Exposure to enterprise client deployment models (e.g., MDM, GPO)
Familiarity using AI productivity tools (e.g., GitHub Copilot, Cursor, CodeWhisperer, OpenAI, etc)
Experience in cybersecurity
Strong debugging skills (i.e. using tools like Procmon, Wireshark, lldb, and platform-specific logging)