Senior Software Engineer, Backend

Long Beach, CAfull timeOn Site

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senior

$159k–$226k

H1B: no

Vast Senior Software Engineer, Backend at Vast responsible for designing, building, and maintaining scalable backend services supporting mission-critical security systems. Collaborates with cross-functional teams to implement secure, high-performance APIs and backend infrastructure.

Responsibilities

Design, build, and maintain scalable backend services, tools, and pipelines supporting mission-critical security systems.
Collaborate with cross-functional engineering teams to design and implement secure, high-performance services and APIs.
Develop and maintain backend infrastructure for authentication, authorization, and secure data handling.
Establish and promote best practices for backend architecture, security, and code quality at scale.
Build systems that are reliable, observable, and capable of supporting a rapidly growing codebase and engineering team.

Qualification

Bachelor’s degree in Computer ScienceExperience solving ambiguousAdditional RequirementsAbility to travel up to 10% of the time

Required

Bachelor’s degree in Computer Science, Engineering, or related field.
6+ years of backend software engineering experience, with exposure to security-focused systems (e.g., IAM, API security, certificate management).
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.

Preferred

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.
Ownership mindset with a bias toward action and continuous improvement.
Additional Requirements:
Ability to travel up to 10% of the time.

Benefits

Dental
Vision
401(k)
PTO
Equity/RSU
Parental Leave
Life Insurance

Company

Vast

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