Sr. Software Engineer, Framework

ExtraHop is on a mission to protect and empower the connected enterprise by providing visibility into cyber threats and network performance issues. As a Senior Software Engineer on the Framework team, you will take ownership of complex development challenges and work closely with cross-functional partners to deliver customer-facing features that enhance detection, visibility, and automation.

Responsibilities:

• Design, develop, and maintain high-performance services for ExtraHop's core Framework systems, taking ownership of moderately complex to complex features with limited guidance
• Work across networking layers to implement and enhance protocol support
• Participate actively in technical design discussions, contribute to architecture decisions within your team, and author clear technical documentation for your work
• Engage fully in agile development processes, including sprint planning, code reviews, and retrospectives; hold a high bar for code quality and test coverage
• Collaborate with Product and cross-functional engineering partners such as platform, infrastructure and cloud teams to translate business requirements into well-scoped, scalable engineering solutions
• Investigate, diagnose, and resolve production and performance issues independently; conduct root-cause analysis and implement preventive measures
• Contribute to platform modernization efforts and help evaluate and adopt new technologies or frameworks in partnership with senior and principal engineers
• Participate in on-call rotations and improve system observability, reliability and operational readiness
• Mentor junior engineers through code pairing, reviews, and knowledge-sharing; actively contribute to a strong team learning culture

Requirements:

• Bachelor's degree in Computer Science, Engineering, STEM, or a related field requiring systematic and analytical thinking
• 5+ years of professional experience designing and delivering production software
• Strong expertise in C and C++ and other languages such as Go and Python
• Experience developing on Linux Systems (multi threading, memory management, IPC etc)
• Proven ability to build and maintain performance critical systems
• Proven ability to debug complex issues (eg. using gdb, coredumps, performance tools)
• Strong understanding of networking fundamentals (TCP/IP, packet processing etc)
• Strong command of data structures, algorithms, and software design principles, with the ability to decompose complex problems into clear, actionable engineering tasks
• Self-starter who can operate independently, manage competing priorities, and drive work to completion with minimal oversight
• Excellent collaborator and communicator with a growth mindset and customer-first orientation
• Experience with network protocols (eg. HTTP, SMB, Kerberos, TLS, Microsoft protocols or similar)
• Exposure to cloud platforms (AWS preferred) or distributed systems
• Experience with observability, on-call practices and production systems
• Scripting experience (Python or similar)