Junior Software Engineer - Secure Systems & Crypto

Prosum; Temecula (CA); On-site; USD 115,000 - 120,000; Full time

Job summary

Prosum in Temecula, CA is seeking a Junior Software Engineer to contribute to cryptography, systems and secure infrastructure initiatives. The role emphasizes hands-on growth with core technologies including C/C++, Python, Linux, containers, and security.

Responsibilities include developing, testing, and maintaining security-focused software, building automated tests and tooling, and supporting containerized development with Docker and Kubernetes, all while learning and growing within a

Qualifications

• 2+ years of professional software engineering experience.
• Strong programming skills in C, C++, Python, Rust, Go, or another systems/backend programming language.
• Experience in at least one of the following: C/C++ or systems-level software development, cryptography, containerized development, or Python-based testing/automation.
• Familiarity with Linux or other POSIX-based OS.
• Experience using Git and debugging software applications.

Responsibilities

• Contribute to the development, testing, and maintenance of security-focused software products.
• Design, write, debug, and enhance software using C/C++, Python, or other systems-level languages.
• Develop automated tests, developer tools, and workflows that improve software quality and engineering efficiency.
• Support containerized development environments using Docker and Kubernetes.
• Investigate software defects, performance issues, and system behavior in Linux/POSIX environments.
• Participate in code reviews and follow secure coding, memory safety, and concurrency best practices.
• Collaborate with cross-functional engineering teams throughout the software development lifecycle.

Skills

C/C++

Python

Linux

Containers

Security

Rust/Go

Education

Bachelors in CS/CE/EE/Mathematics

Tools

Docker

Kubernetes

Git

Job description

Prosum in Temecula, CA is seeking a Junior Software Engineer to contribute to cryptography, systems and secure infrastructure initiatives. The role emphasizes hands-on growth with core technologies including C/C++, Python, Linux, containers, and security.

Responsibilities include developing, testing, and maintaining security-focused software, building automated tests and tooling, and supporting containerized development with Docker and Kubernetes, all while learning and growing within a