Junior Backend Systems Engineer — Python/C++ & Networking

Performix; Casa Grande (AZ); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Performix in Casa Grande, AZ, seeks a detail-oriented Junior Systems Software Engineer to design, implement, and optimize low-level architecture and networking protocols. The role emphasizes C++ and Python expertise, memory management, and performance-aware development in a hybrid environment.

The ideal candidate has a strong CS foundation, hands-on coding experience, and a passion for building scalable systems.

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, or related technical discipline (GPA 3.5+ preferred).
• Strong proficiency in C++ and Python; familiarity with C, C#, Java, SQL, or x86 Assembly is a plus.
• Solid understanding of TCP/UDP networking principles, socket programming, caching mechanisms, operating systems, and computer architecture.

Responsibilities

• Systems & Network Architecture: Design, implement, and maintain custom networking components, client-server models, and protocol resolvers (UDP/TCP, DNS, socket communications).
• Algorithm & Performance Optimization: Apply data structures, memory management, and graph search heuristics (e.g., A*, custom hashing, priority queues) to solve complex performance and indexing challenges.
• Testing & Quality Assurance: Develop and execute comprehensive unit, integration, and stress tests to validate network state synchronization, catch edge cases, and eliminate execution bottlenecks.
• Debugging & Problem Solving: Utilize low-level debugging tools (GDB, Wireshark) to trace memory leaks, analyze packet flow, and debug asynchronous multi-threaded or multi-client execution paths.
• Cross-Functional Collaboration: Partner with cross-functional teams to design clean, modular codebases and maintain version control integrity across all release cycles.

Skills

C++

Python

Education

Bachelor's degree in CS/CE or related

Tools

Linux/Bash

Git/GitHub

GDB

Wireshark

SFML

Unity

Job description

Performix in Casa Grande, AZ, seeks a detail-oriented Junior Systems Software Engineer to design, implement, and optimize low-level architecture and networking protocols. The role emphasizes C++ and Python expertise, memory management, and performance-aware development in a hybrid environment.

The ideal candidate has a strong CS foundation, hands-on coding experience, and a passion for building scalable systems.