Software Developer – Numerical Algorithms Job at COMSOL (Burlington)

Software Developer – Particle-Based Methods

COMSOL, Inc. is looking for a software developer to strengthen the development t...

Location

United States , Burlington

Salary:

135000.00 - 155000.00 USD / Year

COMSOL

Expiration Date

Until further notice

Requirements

Ph.D. in Applied Science or Applied Mathematics
Expertise in at least one of the following numerical simulation methods: Lagrangian particle tracking, Discrete element method (DEM), Molecular dynamics (MD), Smoothed particle hydrodynamics (SPH), Particle-in-cell (PIC)
Demonstrated experience with mathematical modeling
Proven programming experience in C++/Java
Excellent technical writing skills

Job Responsibility

Collaborate with team members to analyze simulation requirements and define technical specifications
Design and implement robust, efficient numerical methods and simulation algorithms in C++ and/or Java
Conduct testing and verification of code, produce clear documentation, and ensure maintainability of the software modules
Participate in product design and innovation for simulation software applied to real-world engineering problems
Work with cross-discipline teams to deliver impactful solutions

What we offer

Health and 401(k) plans with a company match and other benefits
Generous vacation time
A spacious, bright, and comfortable office with private workspaces
A surrounding office park with onsite restaurants, hotels, bars, and a free fitness center with workout classes

Fulltime

R&D Scientist/Engineer

ARiA is looking for highly motivated self-starters and low-ego team players to j...

Location

United States , Madison; Alexandria; Seattle

Salary:

Not provided

Applied Research in Acoustics

Expiration Date

Until further notice

Requirements

Master’s degree or greater (Ph.D. is desirable) in a relevant technical field (Acoustics, Electrical Engineering, Computer Science, or similar) or equivalent professional experience
Appropriate experience working in the field of signal processing in radar or sonar (waveform design, detection and classification, beamforming, etc.) and/or machine learning for acoustic or image data or AI (supervised and unsupervised learning, deep learning, kernel machines, latent semantic analysis, etc.)
Facility designing and developing code in modern programming/scripting languages such as C, C++, Java, Matlab, and Python
Exceptional ability and desire to acquire new knowledge and skills to solve challenges
Ability to work independently but collaboratively
Ability to manage multiple projects in a fast-paced professional office environment
Ability to communicate technical solutions to colleagues and customers
Superior oral and written communications skills
Applicants selected for employment will be subject to a government security investigation and must meet eligibility requirements, including U.S. citizenship, for access to sensitive information

Job Responsibility

Formulation and prototype implementation of original concepts and algorithms in numerical modeling, sonar-signal processing, and/or machine learning/artificial intelligence (AI)
Testing and evaluation of new algorithms based on theoretical analysis and experimental evaluation
Coordination with ARiA scientists and engineers in the development of algorithms and software products
Presentation of findings and results at scientific meetings and program reviews
Serving as a technical lead on projects by setting technical direction as well as mentoring and supporting the work of more junior colleagues
Supporting the transition of research algorithms to real-time operational prototypes through coordination with software engineers inside and outside of ARiA
Preparing documentation for customers to summarize design and status of software prototypes and products
Assisting with in-field integration, testing, and support, with some local travel required

Fulltime

Senior Robotics Controls Engineer

We’re looking for curious, driven, and passionate people who want to help shape ...

Location

United States , Palo Alto

Salary:

137861.00 - 240000.00 USD / Year

1X Technologies

Expiration Date

Until further notice

Requirements

3+ years of practical experience deploying and debugging controls or estimation‑adjacent software on high‑degree‑of‑freedom robots
Solid understanding of rigid body dynamics, linear algebra, and numerical optimization
Familiarity with optimization‑based whole body control, extended Kalman filter (EKF)‑based state estimators, or model predictive control for legged systems
Proficiency working with large C++ code bases in a Linux development environment
Familiarity with modern software development practices, source control, and testing methodologies

Job Responsibility

Develop humanoid controls algorithms for balancing, locomotion, and manipulation
Design fast and efficient state‑estimation algorithms
Perform system identification (SysID) and calibration of actuators, transmissions, and full‑body kinematics
Integrate hardware components and evaluate sensors
Build tooling for hardware bring‑up and debugging
Develop software for robot health monitoring, visualization, and logging
Build and maintain APIs used by other software components to command the robot

What we offer

Health, dental, and vision insurance
401(k) with company match
Paid time off and holidays

Fulltime

Software Engineer, Computational Geometry

We are looking for a Software Engineer with deep expertise in computational geom...

Location

United States , Mountain View

Salary:

150000.00 - 220000.00 USD / Year

Kodiak Robotics

Expiration Date

Until further notice

Requirements

Strong background in computational geometry, linear algebra, and applied mathematics (MS, PhD, or equivalent experience)
Expert-level modern C++ skills with a track record of production-quality, high-performance libraries
Deep grasp of CPU/GPU architecture, cache/memory layouts, SIMD, and parallel algorithms
A rigorous, test-driven mindset with high standards for software quality and mathematical correctness
Excellent collaboration and communication skills, able to work across teams and explain complex ideas clearly
Hands-on, proactive approach to problem-solving and performance tuning

Job Responsibility

Build the core library: Design, implement, and maintain a library of computational geometry algorithms in modern C++
Develop primitives: Create and optimize fundamental operations, such as distances, intersections, projections, polygon operations, and convex hulls, for complex geometries
Maximize performance: Profile and optimize code for CPU architectures (especially x86), leveraging cache-efficient data layouts, and instruction-level parallelism
Ensure reliability: Establish a testing framework to guarantee numerical stability, robustness, and correctness at scale
Enable visibility: Develop tools for visualizing, debugging, and validating geometric computations
Collaborate & integrate: Partner with other engineering teams to design clean APIs and integrate the geometry library into larger systems
Innovate: Research and apply state-of-the-art methods from academia and industry to tackle novel geometric challenges

What we offer

Competitive compensation package including equity and biannual bonuses
Excellent Medical, Dental, and Vision plans through Kaiser Permanente, Anthem, and Guardian (including a medical plan with infertility benefits)
Flexible PTO and generous parental leave policies
Office perks: dog-friendly, free catered lunch, a fully stocked kitchen, and free EV charging
Long Term Disability, Short Term Disability, Life Insurance
Wellbeing Benefits - Headspace, One Medical, Gympass, Spring Health
Fidelity 401(k)
Commuter, FSA, Dependent Care FSA, HSA
Various incentive programs (referral bonuses, patent bonuses, etc.)

Fulltime

Numerical optimization specialist

As a member of our R&D teams, you will apply your digital skills in the field of...

Location

France , Paris

Salary:

Not provided

Artelys

Expiration Date

Until further notice

Requirements

Holder of a PhD in applied mathematics or operations research, or have equivalent experience of at least 3 years after obtaining an engineering degree or higher education qualification
proficiency in Python or C/C++ programming language
expertise in various optimization methods: graph theory, continuous optimization algorithms, combinatorial optimization algorithms, nonlinear optimization, etc.
proficiency in designing and optimizing algorithms for high performance computing (HPC) environments
fluency in English

Job Responsibility

Apply digital skills in the field of operations research to design and develop cutting-edge optimization solvers
work on various types of digital libraries developed by Artelys
develop new algorithmic features combining mathematics and computer science
maintain a high level of software robustness and performance
develop solutions for numerical and combinatorial optimization software, computation modules for clients, or prototypes within research projects

What we offer

Flexible working hours
offices located in the city center

Fulltime

Senior Robotics Software Engineer, Planning and Control

As a Senior Robotics Software Engineer, Planning and Control at Chef Robotics, y...

Location

United States , San Francisco

Salary:

150000.00 - 260000.00 USD / Year

Chef Robotics

Expiration Date

Until further notice

Requirements

BS, MS, or PhD in Computer Science, Robotics, Electrical Engineering, Mechanical Engineering, or related field
7+ years of professional experience in robotics software development with focus on planning and control
Expert-level proficiency in Python and/or C++ with strong software engineering fundamentals
Deep understanding of motion planning algorithms including sampling-based, optimization-based, and learning-based approaches
Extensive experience with trajectory optimization, path planning, and trajectory smoothing techniques
Proven experience leading and shipping complex robotics planning and control projects
Strong background with real-time control systems and feedback control design
Advanced knowledge of robotic motion planning including RRT, PRM, and optimization-based planning methods
Experience with trajectory optimization techniques and numerical optimization methods
Understanding of control theory including PID, model predictive control, and adaptive control strategies

Job Responsibility

Lead the development of classical and learning-based motion planning algorithms for complex food preparation workflows
Design and implement trajectory optimization systems that balance speed, safety, and precision across multi-step recipes
Develop robust path planning algorithms that handle dynamic obstacles and changing kitchen environments
Create adaptive planning systems that can replan in real-time based on changing conditions or recipe modifications
Implement global and local planning strategies for efficient task sequencing and execution
Design and implement advanced control algorithms for precise robot motion during food preparation tasks
Develop real-time control systems that ensure smooth trajectory execution with appropriate safety constraints
Create feedback control loops that adapt to unexpected situations and maintain system stability
Implement model predictive control and other advanced control techniques for optimal performance
Design fail-safe mechanisms and emergency stop procedures for safe operation in commercial environments

What we offer

Medical, dental, and vision insurance
Commuter benefits
Flexible paid time off (PTO)
Catered lunch
401(k) matching
Early-stage equity

Fulltime

Staff Software Engineer - Backend

As the Staff Software Engineer for our SaaS platform team, you will be crucial i...

Location

Canada , Toronto

Salary:

189000.00 - 209000.00 CAD / Year

Cyngn

Expiration Date

Until further notice

Requirements

10+ years of software development experience, with a strong focus on backend systems and distributed architectures
Extensive experience in building and scaling cloud-native SaaS platforms, preferably in the IoT or robotics domains
Expert-level proficiency in at least one of Python, Go, Java, or C++, with working knowledge of others
Deep understanding of cloud technologies and services (AWS, Azure, or GCP)
Proven experience with event-driven architectures and message queuing systems (e.g., Kafka, RabbitMQ, Apache Pulsar)
Strong background in database design and optimization, including both SQL and NoSQL solutions
Proficiency in developing scalable WebSocket-based real-time communication systems
Expertise in developing real-time data processing pipelines and analytics systems
Proficiency with containerization and orchestration technologies (Docker, Kubernetes)
Experience with infrastructure-as-code and CI/CD practices (e.g., Terraform, GitOps)

Job Responsibility

Architect and lead the development of a sophisticated, cloud-native fleet management system capable of real-time control and monitoring of numerous autonomous vehicles
Design and implement scalable, distributed systems that can handle high-volume, real-time data processing and decision-making
Develop robust APIs and microservices to support integration with various autonomous vehicle platforms and customer systems
Create efficient algorithms for route optimization, task scheduling, and resource allocation across vehicle fleets
Implement advanced data analytics and machine learning capabilities to provide predictive maintenance, performance optimization, and business intelligence features
Ensure system reliability, security, and compliance with industry standards and regulations
Lead a team of skilled engineers, fostering a culture of innovation, code quality, and continuous improvement
Collaborate with product managers, UX designers, and customers to translate business requirements into technical solutions
Mentor junior developers and contribute to the technical growth of the engineering team
Participate in the entire software development lifecycle, from concept and design to testing, deployment, and maintenance

Senior Robotics Engineer

As a Senior Robotics Software Engineer on the Real‑Time Software Team, you will ...

Location

United States , Palo Alto

Salary:

137861.00 - 240000.00 USD / Year

1X Technologies

Expiration Date

Until further notice

Requirements

3+ years of professional software engineering experience in a relevant robotics field
Excellence in C++ and strong proficiency in other programming languages
Experience with Linux deployed in hardware‑oriented products (e.g., IoT devices, robots, drones, automotive)
Thorough understanding of object‑oriented programming, real‑time programming, linear algebra, data structures, and algorithms
Experience with product development practices including release mechanisms, continuous integration, and continuous deployment
Strong Linux system‑level knowledge: kernel tuning, process scheduling, memory management for optimized performance in robotics applications (preferred)
Solid understanding of rigid body dynamics and numerical optimization techniques, with application to real‑time systems (preferred)
Experience writing embedded C for interfacing with sensors or actuators and other parts of the embedded stack (preferred)
Hands‑on with robotics hardware
having built your own robot or tinker with hardware in spare time (preferred)

Job Responsibility

Develop production‑grade, real‑time C++ software for robust control systems
Design efficient algorithms for state estimation
Create tooling for system identification, precise calibration of actuators, transmissions, and full‑body kinematics
Integrate hardware components and evaluate sensors for seamless functionality
Build hardware bring‑up and debugging tools
Develop software for robot health monitoring, visualization, and logging
Build and maintain APIs for other software components to command and control the robot

What we offer

Health, dental, and vision insurance
401(k) with company match
Paid time off and holidays

Fulltime

Software Developer – Numerical Algorithms

COMSOL

Location:
United States , Burlington

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 07, 2025

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