Sr. Software Engineer, Fullstack - Remote

1 month, 3 weeks ago
Full-time
Senior
Software Development
Firstup

Firstup

Firstup offers an intelligent communication platform designed to engage employees throughout their entire employment journey, providing insights that help organizations support, promote, and retain their workforce effectively.

Professional Services
251-1K
Founded 2008
$47M raised

Description

  • Build and own scalable SaaS applications end-to-end across frontend, backend, and data layers.
  • Design future-ready architectures and proactively address gaps before they become issues.
  • Drive system availability, performance, and reliability across the stack.
  • Investigate, analyze, and resolve reliability issues in production systems.
  • Champion shift-left testing with unit, integration, and contract tests throughout development.
  • Use AI-assisted development tools while maintaining engineering judgment and code correctness.
  • Lead high-quality code reviews, documentation, and engineering best practices.
  • Mentor engineers and help elevate team-wide engineering quality.
  • Partner with Product and Design to translate requirements into intuitive user experiences.
  • Collaborate across engineering teams to solve complex, high-impact problems.

Requirements

  • Bachelor's degree in Computer Science or a related field, or equivalent experience.
  • 5+ years of experience building reliable, performant applications and microservices in production.
  • Strong full-stack experience across frontend, backend, and database layers.
  • Proven experience with React.js on the frontend.
  • Technical depth in at least one area such as distributed systems, multi-tenant SaaS, application databases, networking, security, serverless, or event streaming.
  • Familiarity with Ruby on Rails, TypeScript, Node.js, or React.js is a strong plus.
  • A polyglot mindset and willingness to adapt to new technologies.
  • Strong communication skills and comfort with collaborative idea-sharing across teams.
  • Curiosity, a desire to learn, and an interest in teaching and mentoring others.

Benefits

  • Excellent PTO program.
  • Great health benefits.
  • Remote work.
  • Casual and friendly work environment.
  • Leadership team focused on personal and professional growth.
  • High-growth, inclusive environment.

Interested in this position?

Apply directly on the company website

Apply Now

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