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60 optimizely developer jobs at 46 companies in Boulder, CO

3w
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Sr. Optimizely Developer
Boston or Denver
HybridFull Time
Bentley Systems
Bentley SystemsNASDAQ: BSY: Software for designing, building, and operating global infrastructure.
5+ YOE5+ years full-stack web development with 3+ years in Optimizely; deep C#/.NET Core/MVC backend and advanced HTML5/CSS3/JS frontend skills; experience with experimentation, personalization, and CI/CD.
Optimizely CMS, Optimizely Web Experimentation, Optimizely Feature Experimentation, C#, .NET Core, MVC, HTML5, CSS3, SASS, JavaScript, ES6+, jQuery, React, Vue, Project JS, Figma, Git, Azure DevOps, GitHub Actions, GitHub Copilot, ChatGPT, Salesforce, Marketo, Adobe Commerce
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1w
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Senior React SDK Developer
Skopje or Amsterdam or Boulder
RemoteFull Time
Stream
Stream: Provides APIs for in-app chat and social activity feeds.
Experience with React, TypeScript, open-source developer tools, browser and framework performance, accessibility, performance optimization, and testing. Startup experience is preferred.
React, React Chat, Feeds, Video SDKs, TypeScript, RxJS, WebRTC, Protobuf, Twirp, OpenAPI, React Virtuoso, React Markdown, Remark, WASM, WebWorkers, Vitest, Jest, Playwright, React Native, Angular, Vue
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2mo
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Optimization Engineer
San Francisco or New York City or Denver or Austin or Calgary or Toronto
$218k-$237k/yr HybridFull Time
Intersect
IntersectNASDAQ: GOOGL: Develops-located data centers and renewable energy infrastructure.
5+ YOE5+ years optimizing production systems; experience with LP/MILP/nonlinear problems; familiarity with solvers (Gurobi, CPLEX, HiGHS, XPRESS) and modeling tools (Pyomo, JuMP, AMPL); production code, scalability and reliability; orchestration tools; leadership experience.
Gurobi, CPLEX, HiGHS, XPRESS, Pyomo, JuMP, AMPL, Airflow, Temporal, Dagster, Flyte, Argo
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2w
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Sr. AI Engineer
New York City or Denver or Dallas or Miami or United States
$175k-$215k/yr RemoteFull Time
Rightway
Rightway: Healthcare navigation and transparent pharmacy benefit management services.
5+ YOE5+ years building production applications; experience with full-stack development, AI/ML feature design, LLM optimization, strong communication and leadership; healthcare or HIPAA experience a plus.
Node.js, React, TypeScript, Ruby, GraphQL, Postgres
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3mo
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Senior Software Engineer
Denver, Colorado, United States
$155k-$195k/yr OnsiteFull Time
Performance Drone Works
Performance Drone Works: Manufacturer of autonomous, tactical unmanned aerial systems for defense.
6+ YOE5–8 years of professional software development; strong C++, performance optimization; experience with embedded systems, Qt UI, REST/JSON, Agile/CI/CD.
C++, Qt, QtWidgets, QML, REST, JSON, Git, CMake, QMake
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2d
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Staff Software Engineer
United States or Denver
$130k-$170k/yr RemoteFull Time
Ping Identity
Ping Identity: Provides identity and access management software for enterprise security.
10+ YOE10+ years of front-end development experience with React and JavaScript, strong HTML/CSS skills, scalable architecture, API integration, testing, CI/CD, and performance optimization; bachelor's or master's degree or equivalent experience.
React, HTML5, CSS3, JavaScript, Redux, Redux Toolkit, Jest, Vitest, React Testing Library, Enzyme, Playwright, Cypress, GitHub, GitLab, Vite, Kubernetes, Cassandra, Kafka, Redis, OAuth, OIDC, i18next, formatjs/react-intl, New Relic, LaunchDarkly, Sentry, Datadog RUM, OpenTelemetry, Next.js, Remix
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5d
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Senior C++ Software Engineer
Boulder, Colorado, United States
$156k-$193k/yr OnsiteFull Time
SciTec
SciTec: Provides advanced remote sensing and missile defense technology solutions.
5+ YOEBachelor's degree in a technical field, 5+ years developing C++, 3+ years in Linux, performance optimization, production-quality code, U.S. citizenship, and ability to obtain a DoD security clearance.
C++, Linux, C++17, C++20, CUDA, OpenCL, Python, Rust, MATLAB, Agile
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4d
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Senior Software Engineer, Clinical
Chicago or New York City or Denver
RemoteFull Time
ECP
ECP: Software platform for senior living and care management.
Requires deep TypeScript, Node, and React experience; AI-assisted development; domain-driven design; production testing and on-call experience; tenant data modeling and query optimization; and product collaboration.
TypeScript, Node, React, AWS, SQL Server, ColdFusion, AngularJS, Playwright
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2mo
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ML and Optimization Engineer
Golden or United States
$100k-$181k/yr HybridFull Time, Contract
National Laboratory of the Rockies
National Laboratory of the Rockies: Conducts applied research in energy systems and technology innovation.
5+ YOEBachelor's+ with 5+ yrs or Master’s with 3+ yrs or PhD; strong AI/ML, optimization, HPC; leadership; publications preferred.
PyTorch, TensorFlow, Python, JavaScript, TypeScript, Java, C++
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6d
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Senior GNC Software Engineer
Waltham or Broomfield
$220k-$292k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOERequires 8+ years in algorithm design, software development, and mathematical modeling; C/C++, Python, Matlab; path planning, GNC, optimization, autonomy, and eligibility for a U.S. Top Secret clearance.
C, C++, Python, MATLAB, A*, D* Lite, RRT, RRT*, PRM, Lattice, Machine Learning, Reinforcement Learning
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1mo
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Senior Software Engineer- Mainframe/Assembler (Adabas & Natural)
Denver, Colorado, United States
$130k-$145k/yr HybridFull Time
Software AG
Software AG: Enterprise software for business process management and data integration.
7+ YOE7+ years assembler development on IBM z/Architecture, strong z/OS knowledge, debugging and performance optimization skills, and strong communication and time-management abilities.
IBM z/Architecture, z/OS, zIIP, zEDC, Sysplex, TCP/IP, CTCA, FCTC, XCF, VTAM, IBM mainframe assembler
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1mo
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HPC Middleware Developer
Santa Clara or Illinois or Colorado or Boulder or California or Holmdel
$152k-$288k/yr HybridFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
5+ YOE5+ years programming in C/C++, 3+ years Linux experience, deep knowledge of InfiniBand and Ethernet, computer architecture, OS, and performance optimization; MSc or equivalent preferred.
C, C++, Linux, InfiniBand, Ethernet, MPI, RDMA
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2mo
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Senior Systems Software Engineer - Data Path
Centennial or Mendota Heights
$160k-$200k/yr HybridFull Time
Quantum
QuantumNASDAQ: QMCO: Provides data storage and management solutions for unstructured data.
15+ YOE15+ years C/C++ systems development experience; expertise in low-latency code, concurrency, distributed systems, storage protocols, Linux I/O and performance optimization; strong communication and teamwork; able to work hybrid in Centennial, CO or Mendota Heights, MN.
C, C++, NVMe-over-Fabrics (NVMe-oF), RDMA, Linux I/O subsystem, Linux, Kubernetes, Git, Jira, SMB, NFS
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1d
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Senior Software Engineer - Quicksilver - Distributed Key Value
Atlanta or Austin or Denver or New York City or Seattle or Washington
$168k-$231k/yr HybridFull Time
Cloudflare
CloudflareNYSE: NET: Provides security and performance services for internet properties.
Experience building robust systems, storage or distributed systems, system programming, performance optimization, debugging across software layers, and autonomous design of complex solutions.
Go, C
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2w
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Senior Software Engineer (Frontend) - Scribd Core
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$124k-$226k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
6+ YOERequires 6+ years of frontend software engineering experience, JavaScript/TypeScript and React expertise, modern web framework experience, architecture knowledge, performance optimization, testing, and strong collaboration skills.
JavaScript, TypeScript, React, Next.js, Microfrontend, monorepos
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1mo
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GNC Engineer II
Littleton or Long Beach
$115k-$144k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
2+ YOEBachelor's degree and 2+ years GNC experience, orbital mechanics and trajectory optimization knowledge, real-time control/estimation algorithm development, ability to obtain Secret clearance.
git, Python, MATLAB, SciPy, C, C++, ASTOS
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2mo
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Process Engineer
Centennial or El Paso
OnsiteFull Time
Plastic Molding Technology
Plastic Molding Technology: Manufacturer of precision injection-molded and thermoformed plastic parts.
1+ YOEBachelor's degree in engineering required; 1-5 years injection molding experience preferred; proficiency with CAD; knowledge of IATF 16949/AS9100/ISO 9001; ability to develop/optimize processes; travel ~10%.
CAD
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1mo
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Staff Engineer, Inference Optimizations
Denver, Colorado, United States
$191k-$239k/yr RemoteFull Time
DigitalOcean
DigitalOceanNew York Stock Exchange: DOCN: Simplifies cloud infrastructure for developers, startups, and SMBs.
5+ YOE5+ years in high-performance computing or AI infrastructure, GPU architecture expertise, CUDA/Triton experience, attention-layer and kernel optimization, system design and low-level GPU programming.
AITER, CUDA, ROCm, TensorRT, OpenAI Triton, Triton
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2mo
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Staff Computer Vision AI/ML Engineer
Aurora or King of Prussia
$99k-$207k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive TS/SCI clearance, 5+ years experience with AI/ML or software development, leadership of interdisciplinary teams, Python and deep-learning framework experience (PyTorch, TensorFlow, etc.), model training, optimization, and deployment to cloud, and strong communication skills.
Python, PyTorch, TensorFlow, Keras, PyTorch Lightning, scikit-learn, scikit-image, OpenCV, YOLOv3, YOLOX, Vision Transformer, Swin, AWS EC2, AWS S3, AWS Lambda, Linux
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Autonomy Engineer, Ops Research (Senior - Principal)
Denver or Long Beach
$180k-$360k/yr OnsiteFull Time
True Anomaly
True Anomaly: Develops autonomous spacecraft and software for space security missions.
4+ YOEBachelor's degree in a quantitative discipline, 4+ years deploying optimization algorithms, C/C++ and Python proficiency, and expertise in optimization, statistical learning, adversarial, or distributed optimization.
C, C++, Python
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