Software Engineer II

Opanga Networks; Seattle (WA); Hybrid; USD 110,000 - 170,000; Full time

Benefits offered by this job

401(k) with match

PTO starting at 3 weeks per year

Job summary

Opanga Networks in Seattle seeks a Software Engineer II to contribute to design, development and testing of high-performance networking software, focusing on C-based, low-latency packet processing.

You will optimize performance, work with multi-core CPU and hardware acceleration concepts, and collaborate across teams to deliver scalable, maintainable code in cloud and data center environments. Experience with TCP/IP, UDP and memory management is valued.

Qualifications

• Bachelor’s degree or equivalent experience in a related field.
• 2–5 years of experience in low-level systems programming (C/C++/Rust) in performance-critical environments.
• Deep understanding of TCP/IP and UDP protocols.
• Strong problem-solving and collaborative, fast-paced work ethic.

Responsibilities

• Contribute to the design, development, and testing of packet processing pipelines for high-performance systems.
• Implement and maintain networking features in low-latency environments.
• Collaborate with cross-functional teams to develop scalable, maintainable, and efficient software.
• Optimize packet handling performance, including multi-core CPUs and hardware acceleration.
• Troubleshoot and resolve networking issues related to performance and functionality.
• Contribute to system architecture, design, and code reviews to ensure high-quality software.
• Stay up-to-date with advancements in network optimization and performance enhancement.
• Develop new features related to analyzing and optimizing network traffic.

Skills

Problem solving

Collaboration

Fast-paced

Education

Bachelor's degree in Computer Science or Electrical Engineering

Tools

C

C++

Rust

Memory management

TCP/IP

UDP

Linux

Job description

As a Software Engineer II, you will contribute towards the design, development and testing of Opanga's leading network optimization products. You will focus on creating high-performance, low-latency networking solutions, primarily through C programming and performance optimization techniques

Opanga is the world’s leading innovator of Machine Learning-based 4G and 5G Mobile Network optimization technologies. Processing terabits of traffic every day through our globally deployed products, Opanga is the industry expert in developing and deploying high performance optimization solutions in virtualized, cloud and distributed data center environments. Opanga’s RAIN™ platform provides unique network intelligence (e.g. to enable agentic-AI-based network optimization), reduces network traffic congestion and leads to energy savings.

Location

Hybrid – In the office on Mondays, Tuesdays, and Thursdays

401(k) with match

PTO starting at 3 weeks per year

Responsibilities

• Contribute to the design, development, and testing of packet processing pipelines for high-performance systems
• Implement and maintain networking features in low-latency environments
• Collaborate with cross-functional teams to develop scalable, maintainable, and efficient software
• Optimize packet handling performance, including leveraging multi-core CPUs and hardware acceleration
• Troubleshoot and resolve networking issues related to performance and functionality
• Contribute to system architecture, design, and code reviews to ensure high-quality software
• Stay up-to-date with the latest advancements in network optimization and performance enhancement
• Develop new features related to analyzing and optimizing network traffic.

Qualifications

• Bachelor’s degree in Computer Science, Electrical Engineering, or a related field (or equivalent experience)
• 2–5 years of experience in low-level systems programming (e.g., C, C++, Rust) within performance-critical environments, including explicit memory management, pointer arithmetic, and hardware interaction.
• Deep understanding of network protocols such as TCP/IP and UDP
• Strong problem-solving skills and the ability to work in a collaborative, fast-paced environment

Preferred Skills

• Experience working with Linux networking stack and kernel-level packet processing
• Familiarity with Vector Packet Processing (VPP) and Data Plane Development Kit (DPDK)