Senior Software Engineer - Go

Upwind Security; United States; On-site; USD 140,000 - 210,000; Full time

Job summary

Upwind Security is seeking a Senior Software Engineer to join our engineering team and work on a cross-platform security product. The role blends backend development, systems programming, and OS integrations, with emphasis on reliability, performance, and security.

You will design production services in Go, build scalable backend features, and collaborate on architecture while tackling complex production challenges in a security-focused cloud platform.

Qualifications

• : Strong production experience with Go and backend systems.
• : Strong understanding of concurrency and multithreaded programming.
• : Experience building backend systems and APIs.
• : Strong knowledge of PostgreSQL and MySQL.
• : Good understanding of SQL, transactions, and indexes.
• : Experience with long-running services, agents, or system software.
• : Understanding of OS concepts: processes, IPC, permissions, filesystems, networking.
• : Experience with Windows, macOS or Linux system APIs.
• : Designing reliable distributed systems: retries, idempotency, persistence.

Responsibilities

• Design and develop production services and components in Go.
• Build reliable and scalable backend functionality.
• Work with operating-system APIs and cross-platform components.
• Design and maintain APIs and communication between services.
• Work with relational databases and persistent storage.
• Troubleshoot complex production and system-level issues.
• Participate in architecture and technical design decisions.
• Write maintainable, well-tested production code.

Skills

Go programming

Concurrency

APIs & backend

PostgreSQL

MySQL

Operating-system concepts

Cross-platform development

Problem solving

Tools

PostgreSQL

MySQL

gRPC

Protobuf

SQLite

Job description

Upwind is a next-generation Cloud Security Platform that leverages runtime context to identify and prioritize critical risks, providing precise insights and efficient cloud security management. Unlike traditional tools, Upwind uses runtime data proactively for risk prioritization and posture insights, ensuring teams focus on what truly matters. With industry-leading efficiency and eBPF-powered sensors, Upwind delivers comprehensive capabilities, including agentless cloud posture discovery, real-time threat protection, and integrated API security. From misconfigurations to malware defense, Upwind ensures end-to-end, cost-effective cloud infrastructure protection. At Upwind, you'll have the opportunity to think creatively, explore new ideas, and use your skills to make a meaningful impact on our growth.

About the role

We are looking for a Senior Software Engineer to join our engineering team and work on a cross-platform security product. The role combines backend development, systems programming, and operating-system integrations, with a strong focus on reliability, performance, and security.

Responsibilities

• Design and develop production services and components in Go
• Build reliable and scalable backend functionality
• Work with operating-system APIs and cross-platform components
• Design and maintain APIs and communication between services
• Work with relational databases and persistent storage
• Troubleshoot complex production and system-level issues
• Participate in architecture and technical design decisions
• Write maintainable, well-tested production code

Requirements

• Strong production experience with Go
• Strong understanding of concurrency and multithreaded programming
• Experience building backend systems and APIs
• Strong knowledge of PostgreSQL and MySQL
• Good understanding of SQL, transactions, indexes, schema design and database performance
• Experience with long-running services, agents, daemons or desktop/system software
• Understanding of operating-system concepts: processes, IPC, permissions, filesystems and networking
• Experience with at least one of Windows, macOS or Linux system APIs
• Experience designing reliable distributed systems: retries, idempotency, failure handling and persistence
• Strong debugging and problem-solving skills

Advantage

• Endpoint security / EDR experience
• Cross-platform development experience
• gRPC / Protobuf
• SQLite
• MDM platforms such as Intune or Jamf
• Code signing and software packaging
• Windows Services, launchd or systemd