Quantum Computing Inc. · 1 day ago
Senior Engineer, Quantum Algorithms
Hoboken, NJ
Full-time
Onsite
Senior Level
6+ years expQuantum Computing Inc. (QCi) is an innovative, integrated photonics company that provides accessible and affordable quantum machines. They are looking for a Software Engineer with expertise in Mathematical Optimization and algorithm development to architect the core software engine for their photonic quantum processors.
Cyber SecurityInformation TechnologyQuantum ComputingSoftware
Responsibilities
Design and implement the high-performance C++ runtime and Hardware Abstraction Layer (HAL) for photonic optimization computers
Profile and optimize critical execution paths to minimize latency, addressing bottlenecks in memory bandwidth, cache locality, and data transfer
Collaborate with FPGA, Electrical engineers and Firmware engineers to ensure to create, test, and optimize device interfaces
Develop algorithmic enhancements to usage of quantum feedback to solve NP hard optimization problems more efficiently with higher solution quality
Write efficient, thread-safe code for concurrent hardware control and real-time signal processing
Design and implement novel algorithms that map optimization and machine-learning problems onto entropy-based photonic quantum processors, including post-processing pipelines
Build software layers to decompose and orchestrate large-scale optimization problems across multiple photonic hardware resources
Qualification
Required
6+ years of experience in software engineering with a focus on systems or HPC
Strong proficiency in C++ and Python
Strong mathematical background in Convex Optimization, Quadratic Programming (QP), Mixed-Integer Linear Programming (MILP), or Gradient-Free Methods
Experience with Numerical Analysis and high-performance math libraries (e.g., BLAS, LAPACK, Eigen)
Familiarity with protocols (e.g., UART, SPI, gRPC, REST) and software integration
Strong understanding of performance tuning, memory management, and fault-tolerant design
Familiarity with Linux system programming and build toolchains (CMake, GCC/Clang)
Experience working in cross-functional teams involving hardware, physics, and software
Preferred
Advanced degree (MS/PhD) in Computer Science, Physics, or Mathematics
Experience with classical optimization solvers (e.g., CPLEX, Gurobi) or heuristic frameworks
Familiarity with Open Quantum Systems or optical feedback mechanisms
Background in Digital Signal Processing (DSP) or control theory
Knowledge of containerized deployment using Docker
Company
Quantum Computing Inc.
Quantum Computing Inc.
11-50 employees
H1B Sponsorship
Quantum Computing Inc. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (3)
2024 (4)
2023 (5)
Funding
Current Stage
Public CompanyTotal Funding
$1.7B2025-10-05Post Ipo Equity· $750M
2025-09-21Post Ipo Equity· $500M
2025-06-23Post Ipo Equity· $200M
Leadership Team
B
Bill McGann
Chief Executive Officer
Recent News
2026-02-03
2026-02-03
Company data provided by crunchbase