StartupTAP

Staff Software Engineer – Backend-Focused Fullstack

StartupTAP

full-time

Posted on:

Location Type: Hybrid

Location: SeattleWashingtonUnited States

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Salary

💰 $230,000 - $270,000 per year

Job Level

About the role

  • Lead end-to-end development of major features across the full stack, from database design through frontend implementation
  • Set architectural direction for backend systems and drive technical strategy across multiple teams
  • Build high-performance APIs that support millions of transactions
  • Design data models and services for complex business workflows
  • Scale systems to handle growing user demand and transaction volume
  • Create seamless user experiences across web platforms
  • Ensure security and compliance in a fintech environment
  • Champion backend architecture, performance, and accessibility best practices
  • Partner with product and design leaders to translate customer needs into elegant, scalable technical solutions
  • Drive technical decision-making and execution on complex, cross-functional initiatives
  • Define and evolve engineering standards, architecture patterns, and tooling
  • Mentor engineers across the organization and help build a strong engineering culture focused on quality and growth
  • Make smart tradeoffs between shipping quickly and building for the long term
  • Improve frontend component systems, backend infrastructure, and testing strategies
  • Optimize system performance and reliability

Requirements

  • 8+ years of professional software engineering experience with proven leadership on high-impact projects
  • Strong track record of driving technical direction and architecture across multiple teams
  • Deep backend expertise with Java/Kotlin (SpringBoot), Node.js, or similar server-side frameworks
  • Expert-level experience designing and building REST/GraphQL APIs
  • Proficiency with databases (MongoDB, PostgreSQL, or similar)
  • Solid frontend capabilities with React, TypeScript, and modern JavaScript
  • Proven ability to ship complete features end-to-end in production environments
  • Strong product thinking and focus on user experience
  • Experience mentoring engineers and growing technical capabilities across teams
  • Excellent at collaborating across functions and communicating technical decisions to diverse audiences
  • Comfortable in fast-moving environments where priorities shift
Benefits
  • Equity options
  • Comprehensive health coverage (medical, dental, vision) for you and dependents
  • HSA/FSA options
  • Flexible PTO policy
  • 12+ paid holidays
  • Parental leave and fertility benefits
  • Retirement plan with company match
  • Life and disability insurance
  • Professional development support and mentorship programs
  • Mental health resources and wellness perks
  • Home office stipend and internet reimbursement
  • Transit benefits
  • Regular team events and recognition programs

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
JavaKotlinSpringBootNode.jsREST APIsGraphQL APIsMongoDBPostgreSQLReactTypeScript
Soft skills
leadershiptechnical directionproduct thinkinguser experiencementoringcollaborationcommunicationadaptability