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Senior Software Engineer

The Jonus Group

Salary not specified
Sep 26, 2025
Austin, TX, US
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Seeking a Senior Software Engineer to solve complex technical challenges and shape the future of the platform by influencing engineering culture, codebase quality, and technical direction.

Requirements

  • 5+ years of full-stack software development experience.
  • Hands-on expertise with: Frontend: TypeScript, JavaScript, React
  • Hands-on expertise with: Backend: Node.js, Express.js, REST APIs
  • Hands-on expertise with: Infrastructure: Relational databases, Git, AWS
  • DevOps exposure (CI/CD, monitoring, containerization).
  • Familiarity with tools like Linear, Cursor, or emerging AI dev tools.

Responsibilities

  • Architect, build, and deploy high-quality code across the full stack.
  • Design scalable solutions that improve performance and enhance user experience.
  • Lead issue resolution and ensure production systems meet high reliability standards.
  • Proactively identify opportunities for system optimization and code health.
  • Mentor teammates and contribute to a culture of technical rigor and collaboration.

Other

  • Degree in Computer Science, Engineering, or related field.
  • Strong communication skills and proven ability to collaborate across teams.
  • Experience in agile environments delivering complex features or systems.
  • Experience mentoring peers and shaping engineering best practices.