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F5

Principal Software Development Engineer

F5

. Lead the design and implementation of robust low-latency services and APIs .

Posted 9/30/2026full-timeRemote • California • United StatesLead💰 $225,600 - $338,400 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Go programming and low-latency application development, with a strong focus on scalable multi-tenant B2B SaaS architectures. Proficient in implementing observability tools and leveraging AI development tools to enhance coding and problem-solving efficiency.

Highest-signal resume keywords
Go ProgrammingLow-Latency Application DevelopmentMulti-Tenant B2B SaaS ArchitectureObservability ToolsAI Development Tools

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Go ProgrammingPythonTypeScriptLow-Latency ApplicationsForward ProxiesReverse ProxiesNetwork ProtocolsPublic API DesignAI Assistance IntegrationContext Engineering
Soft Skills
Problem-SolvingCommunicationMentoringInitiativeTeam Collaboration
Tools & Technologies
Observability ToolsAI Development ToolsAgentic Frameworks
Industry Keywords
B2B SaaSMulti-Tenant ArchitectureDynamic Policy EnforcementTraffic InterceptionPerformance Optimization

Tech Stack

Tools & technologies
PythonTypeScriptGo

About the role

Key responsibilities & impact
  • Lead the design and implementation of robust low-latency services and APIs
  • Focus on scalable multi-tenant architectures
  • Build and refine forward and reverse proxies for performance and security
  • Implement observability tools for monitoring and alerting
  • Leverage AI development tools and agentic frameworks to accelerate coding, testing, and problem-solving
  • Guide and mentor junior developers
  • Take initiative in architectural decisions while incorporating team feedback
  • Evaluate emerging technologies and methodologies
  • Develop applications for B2B SaaS multi-tenant and self-hosted platforms
  • Enhance forward and reverse proxy development, dynamic policy enforcement, and traffic interception and modification

Requirements

What you’ll need
  • Proven track record as a Go developer
  • Experience developing low-latency applications
  • Experience working with multi-tenant B2B SaaS architectures
  • Experience developing forward and reverse proxies highly desirable
  • Expertise in Go programming
  • Proficiency in Python and/or TypeScript
  • Understanding of network protocols and concepts
  • Experience with monitoring and observability tools
  • Hands-on experience with AI development tools
  • Experience integrating AI assistance into daily development workflows
  • Experience with agentic frameworks and context engineering highly desirable
  • Experience with public API design and engineering beneficial
  • Familiarity with LLMs, embeddings, RAG architectures, and prompt engineering techniques a plus
  • Ability to lead projects with minimal guidance
  • Excellent problem-solving skills
  • Strong interest in analyzing complex systems and improving efficiency and performance
  • Excellent verbal and written communication abilities

Benefits

Comp & perks
  • Incentive compensation
  • Bonus
  • Restricted stock units
  • Benefits package
  • Reasonable accommodations for candidates