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Vast

Senior Software Engineer, Backend

Vast · Long Beach, California, United States

Posted about 3 months ago · $159,000 - $226,000

or apply directly on Vast's site. We never take the application ourselves.

Is this posting real?

This role has been open
103 days
Vast's roles stay open a median of 103 days
Reposted
No
Salary listed
Yes
35% of Vast's roles list one
Ghost-job risk at Vast
high
202 stale, 5 reposted of 202 open
Hiring momentum
67 roles opened in the last 90 days
↓ down vs. the prior 90 days
Last confirmed on the employer's board
2026-11-14

Measured from postings appearing on and disappearing from Vast's own greenhouse board since 2026-08-03. Full hiring picture for Vast.

About this role

As a Senior Software Engineer, Backend at Vast, you will design, build, and maintain scalable backend services and tools essential for mission-critical security systems. You will collaborate with cross-functional teams to implement secure, high-performance services and APIs, while promoting best practices in backend architecture and security. This role involves developing backend infrastructure for secure data handling and ensuring the reliability of systems supporting a growing engineering team.

Our read on this posting3.8out of 5
benefits
5/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Vast as an employer.

What you need

  • Bachelor’s degree in Computer Science, Engineering, or related field
  • 6+ years of backend software engineering experience, with exposure to security-focused systems
  • Strong experience building and operating backend services in cloud environments
  • Proficiency in at least one modern programming language (Python, Go, Rust, C++, etc.)
  • Solid understanding of distributed systems, API design, and backend architecture
  • Experience working in Linux environments, including command line and scripting

Nice to have

  • Experience solving ambiguous, complex backend problems in fast-paced environments
  • Familiarity with DevOps practices and tools (Docker, Kubernetes)
  • Experience designing and scaling APIs and microservices
  • Background in one or more security domains (e.g., cryptography, network security, infrastructure security)
  • Strong communication skills and ability to collaborate across teams

What you get

  • Base salary varies depending on job-related knowledge, education, skills, experience, business needs, and market demand
  • Company equity
  • Medical, dental, and vision coverage for employees and dependents
  • Generous paid time off; up to 20+ days of vacation for exempt staff
  • Paid parental leave
  • Short and long-term disability insurance

Worth weighing

  • No specific salary listed for the Senior Software Engineer role, only a range
  • The role requires the ability to travel up to 10% of the time and may involve overtime or weekend work
  • Access to information subject to U.S. export controls, requiring specific eligibility

Summarised from Vast's posting. Read the full original.

Listed by Vast on their greenhouse job board, last confirmed open on 2026-11-14. PitchMeAI is not the employer.

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