Staff Software Engineer

About the role

This is a full-time, U.S.-based senior engineering role focused on modernizing an enterprise-grade SaaS platform that powers the financial and operational backbone of large, multi-location field service organizations.

Responsibilities

• Evolving a mission-critical platform without interrupting live enterprise operations
• Consolidating a diverse technology stack
• Enabling faster customer onboarding and deployment
• Building and maintaining production software in complex domains
• Proven ownership of system architecture across multiple engineers and long-lived codebases
• Strong experience with React and/or Vue for frontend development
• Backend experience with Go and/or Node.js, building shared services and APIs
• Hands-on experience working in legacy codebases, including PHP and lower-level languages
• Ability to analyze deeply embedded business logic and plan incremental refactors safely
• Strong written communication skills, including technical design docs, ADRs, and migration plans
• Deep familiarity with AI-native development workflows, used as a core productivity multiplier
• Ability to work independently as the most senior engineer on a small team
• Experience supporting or leading cloud infrastructure migrations (AWS preferred)
• Exposure to C or systems-level programming
• Background in accounting, billing, ERP, or financial systems
• Experience with vertical SaaS or operational software
• Familiarity with strangler-pattern or layered modernization approaches
• Experience integrating with external APIs, including payments, government data, or vehicle services
• Prior ownership of platform consolidation or system unification efforts
• 40% Backend and platform modernization (Go, Node, PHP)
• 35% Frontend consolidation and UI modernization (React/Vue)
• 25% Architecture, migration planning, and technical leadership
• 65% Hands-on development and refactoring
• 20% Technical planning, documentation, and architecture ownership
• 15% Mentorship and cross-functional collaboration

Requirements

• 8+ years of experience building and maintaining production software in complex domains
• Strong experience with React and/or Vue for frontend development
• Backend experience with Go and/or Node.js, building shared services and APIs
• Hands-on experience working in legacy codebases, including PHP and lower-level languages
• Ability to analyze deeply embedded business logic and plan incremental refactors safely
• Strong written communication skills, including technical design docs, ADRs, and migration plans
• Deep familiarity with AI-native development workflows, used as a core productivity multiplier
• Exposure to C or systems-level programming
• Background in accounting, billing, ERP, or financial systems
• Experience with vertical SaaS or operational software
• Familiarity with strangler-pattern or layered modernization approaches
• Experience integrating with external APIs, including payments, government data, or vehicle services
• Prior ownership of platform consolidation or system unification efforts

Qualifications

• 40% Backend and platform modernization (Go, Node, PHP)
• 35% Frontend consolidation and UI modernization (React/Vue)
• 25% Architecture, migration planning, and technical leadership
• 65% Hands-on development and refactoring
• 20% Technical planning, documentation, and architecture ownership
• 15% Mentorship and cross-functional collaboration

Skills

• AI-native development workflows
• C or systems-level programming
• Cloud infrastructure migrations (AWS preferred)
• Financial systems
• Horizontal SaaS or operational software
• Legacy codebases
• Modernization strategies
• Payment integration
• Strangler-pattern or layered modernization approaches
• Vertical SaaS or operational software

Benefits

• Medical, Dental, and Vision Insurance
• Paid Vacation Time
• Equity / Stock Options