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AnySignal · 1 month ago

Software Engineer - DSP Framework

Los Angeles, CA

Full-time

Onsite

Mid, Senior Level

$140K/yr - $190K/yr

AnySignal is a startup focused on advancing RF products and services for space and defense missions. They are seeking a Software Engineer to design and maintain core software infrastructure for signal processing development, emphasizing software architecture and performance optimization.

Communication HardwareInternet RadioSensor

No H1B

U.S. Citizen Only

Responsibilities

Develop and optimize core modeling frameworks that support high-speed signal processing simulations and analyses

Modernize existing codebases, translating Python-based functionality into high-performance C/C++ implementations where needed

Architect reusable, modular libraries that accelerate experimentation and ensure software-hardware consistency across teams

Collaborate closely with DSP, firmware, and hardware engineers to ensure modeling tools meet technical and performance needs

Improve performance and scalability through profiling, multi-threading, and vectorization strategies

Enhance developer experience by improving tooling for simulation, visualization, and automated testing

Qualification

Software architecturePerformance optimizationPythonC/C++Numerical computing librariesCode profilingMulti-threadingClear communicationCollaboration skills

Required

Strong background in software architecture, systems design, and performance optimization

Proficiency in Python and C/C++, with experience in numerical or scientific computing libraries (e.g., NumPy, SciPy, Eigen, or similar)

Understanding of fixed-point arithmetic and hardware-aware software design principles

Experience with code profiling, optimization, and concurrency (multi-threading, SIMD, or GPU acceleration)

Prior background owning system framework architecture and cross-team coordination to ensure optimal system architecture integration

Clear communication skills and ability to collaborate across multi-disciplinary engineering teams

Preferred

Experience building or maintaining simulation frameworks or toolchains (e.g., GNU Radio, scientific modeling environments, custom signal-chain frameworks)

Familiarity with FPGA development workflows or hardware verification methods

Experience with network simulation tools such as NS-3 or similar

Track record of owning core software infrastructure that enables technical teams to work more efficiently

Prior experience building around real time operating systems in a demanding engineering environment