Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
133 optimizely developer jobs at 88 companies in Mission Viejo, CA
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Software Developer
Los Angeles, California, United States
$349k-$384k/yr RemoteFull Time
3+ YOEBachelor's in CS/related, 3 years experience, strong skills in JavaScript, React, HTML, CSS, TypeScript, CMS/Matrix, video playback optimization, PWA, API and infrastructure development.
JavaScript, React, HTML, CSS, TypeScript, Matrix, Progressive Web Apps (PWA)
2w
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Front End Web Developer 1
La Mirada, California, United States
$70k-$94k/yr OnsiteFull Time
Proficient in HTML5, CSS, JavaScript, Bootstrap, AJAX, and jQuery; experience with EPiServer CMS, Optimizely, email/CDP workflows, cross-browser issues, and Adobe Photoshop; bachelor's degree preferred.
HTML5, CSS, JavaScript, Bootstrap, AJAX, jQuery, EPiServer CMS, Optimizely, CDP, Adobe Suite, Adobe Photoshop, Trello, JIRA
1w
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Machine Learning Engineer - Satellite Capacity Optimization & Planning
Carlsbad or San Jose or San Francisco or New York City
$141k-$222k/yr OnsiteFull Time
7+ YOERequires 7+ years in ML or optimization, optimization techniques, production cloud ML systems, ML frameworks, geospatial visualization, containerized development, SQL, RESTful APIs, and up to 10% travel.
AWS, GCP, TensorFlow, PyTorch, SQL, RESTful APIs, Airflow, Athena, BigQuery, ECS, Batch
5d
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Senior Inference Engineer, AGI
Sunnyvale or Boston or Seattle or Los Angeles County
$193k-$262k/yr OnsiteFull Time
5+ YOERequires 5+ years software development, 4+ years systems architecture, a computer science bachelor's degree, 2+ years neural inference optimization, GPU optimization, real-time systems, and technical leadership experience.
Nsight Compute, Nsight Systems, vLLM, PyTorch, TensorRT-LLM, CUTLASS, Triton, CUDA, PTX, FlashAttention, NCCL, NVLink, AWS Neuron, Trainium, Microsoft Excel
1mo
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Software Engineer, iOS, Level 5
Santa Monica or Los Angeles
$209k-$313k/yr OnsiteFull Time
6+ YOE6+ years software development experience, iOS application development, strong CS fundamentals, Objective-C/iOS internals, multithreading and performance optimization, Bachelor’s in CS or equivalent experience.
Objective-C, Objective-C Runtime, Swift, C, C++, OpenGL, Metal
1w
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Principal Software Engineer
Costa Mesa, California, United States
$165k-$283k/yr RemoteFull Time
10+ YOE10+ years of software development experience; distributed systems and real-time applications expertise; technical strategy and architecture leadership; backend language proficiency; system design, optimization, and fault-tolerance skills.
Python, Go, TypeScript, PyTorch, Hugging Face, ONNX Runtime, LangChain, AWS, Kubernetes, Redis, PostgreSQL, Amazon S3, Terraform, GitHub Actions, Datadog, Grafana, Prometheus
1w
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Senior Database Developer – AI/ML Data Systems
Santa Ana, California, United States
$119k-$163k/yr OnsiteFull Time
10+ YOE10+ years in database development, administration, and optimization; expert SQL Server and T-SQL skills; AI/ML data technology, Python, ETL, data architecture, security, and team leadership experience.
Azure AI Search, pgvector, Pinecone, Azure OpenAI, Anthropic, OpenAI, GitHub Copilot, Azure Data Factory, Informatica, Apache Kafka, Microsoft SQL Server, T-SQL, Python, pandas, LangChain, RAG, MLOps
3mo
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Senior Software Engineer, Apple
San Francisco or Los Angeles
$203k-$235k/yr HybridFull Time
8+ YOE8+ years software development; Swift/SwiftUI; iOS/iPadOS apps; MVVM; XCTest/Quick/Nimble; RESTful APIs; memory/performance optimization; Bachelor's degree or equivalent.
Swift, SwiftUI, XCTest, Quick, Nimble, REST APIs, MVVM
2mo
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Software Engineer, C++ (Simulations)
Hawthorne, California, United States
$125k-$175k/yr OnsiteFull Time
1+ YOEBachelor's in CS/engineering/math or 2+ years software experience; 1+ years C++ development; strong software design, debugging, performance optimization, knowledge of physics/math; willingness to work extended hours/weekends.
C++, ROS2, Gazebo
1mo
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Lead Animation Engineer (Apex Legends)
Vancouver or Los Angeles
$165k-$256k/yr HybridFull Time
10+ YOE3+ Mgmt10+ years game development experience, 5+ in animation, 3+ in technical leadership; deep C++ and real-time animation system expertise; shipped AAA titles; console and performance optimization experience.
C++, Perforce, Visual Studio, Maya, Windows
1mo
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Senior Numerical Optimization Engineer
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
5+ YOE5+ years building production software; deep expertise in numerical optimization and constraint solvers; expert Python and numerical libraries; experience with commercial/open-source solvers; ability to produce production-quality, tested code; U.S. Person required.
Python, NumPy, SciPy, Pandas, Gurobi, CPLEX, OR-Tools, SCIP, PuLP, CVXPY, Pyomo, C++, Rust, Java, STEP, IGES, OpenCASCADE, ERP, MES, WMS, PLM
2mo
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Mid/Senior Frontend Developer
Krakow or San Francisco or Los Angeles or New York City or London or Singapore or Beijing or Seoul or Tokyo or Vancouver or Poland or North America or Europe or Asia or Africa or South America
RemoteFull Time
4+ YOE4+ years engineering experience with JavaScript/TypeScript and React; ability to architect scalable frontend systems, design state management, write tests (Jest/Playwright), optimize web performance, mentor peers, and partner with product.
JavaScript, TypeScript, React, TanStack Query, React Router, Zustand, Redux, MobX, Next.js, Jest, Playwright, Highcharts, Ruby on Rails, Angular, ClickHouse, MongoDB, PostgreSQL, GitHub
2mo
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Front-End Developer
El Segundo, California, United States
$125k-$158k/yr OnsiteFull Time
3+ YOE3+ years experience; strong experience with React and Next.js, JavaScript (ES5/ES6+), semantic HTML, CSS, Git; responsive design, cross-browser compatibility, web accessibility, unit/integration testing, debugging, and performance optimization.
React, Next.js, JavaScript (ES5 and modern ES6+), HTML, CSS, Git
1mo
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Front-End Web Developer Manager
Los Angeles, California, United States
$133k-$167k/yr HybridFull Time
Expertise in Vue/Nuxt, modern JavaScript/TypeScript, headless CMS integration, SEO/CRO, analytics, web governance, and team leadership for enterprise marketing websites.
Vue.js, Vue 3, Composition API, Vue Router, Pinia, Nuxt.js, Nuxt 3, JavaScript (ES6+), TypeScript, Contentful, Sanity, Storyblok, RESTful APIs, GraphQL, Optimizely, VWO, Google Tag Manager, Google Analytics, Tailwind CSS, PostCSS, SCSS, Figma, Vite, Netlify, Vercel, GitHub Actions, Vitest, Cypress, Playwright, WCAG
1mo
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Senior Software Engineer, iOS
Playa Vista or Los Angeles or United States
$175k-$190k/yr HybridFull Time
7+ YOE7+ years iOS experience, strong Swift proficiency, SwiftUI/UIKit, reactive frameworks (Combine/RxSwift/ReactiveObjC), MVVM, SPM modular architecture, unit testing, Git, experience migrating Objective-C/legacy code, familiarity with LLM coding assistants.
Swift, Objective-C, SwiftUI, UIKit, Combine, RxSwift, ReactiveObjC, Swift Package Manager (SPM), Git, LLM coding assistants, Amplitude, Optimizely, LaunchDarkly, Kotlin, Kotlin Multi-Platform
1w
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Senior Engineer
Los Angeles or United States
RemoteFull Time
Significant senior-level game engine and graphics programming experience, expert Unreal Engine 5 knowledge, strong C++ skills, performance optimization expertise, and experience with low-level systems and graphics APIs.
Unreal Engine 5, C++
2mo
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Senior Front End Engineer (React/Next.js)
Huntington Beach, California, United States
$150k-$165k/yr OnsiteFull Time
5+ YOE5+ years frontend experience with React/Next.js, TypeScript; strong UI/UX, API integration, and performance optimization.
React, Next.js, TypeScript, MUI, Zustand, React Query, CSS, AI tooling
2mo
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Lead Software Engineer, Engine Systems
Irvine or Albany
$122k-$225k/yr HybridFull Time
8+ YOE8+ years game engineering experience, leadership and shipped title required. Strong C++ proficiency, multithreading, performance optimization, engine systems experience (asset streaming, loading, scheduling), and excellent communication.
C++, Unreal Engine
3d
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Forward Deployed AI Engineer, Campus, United States - BCG X
Boston or Los Angeles or Seattle or San Francisco or Manhattan Beach or Dallas or Miami or Brooklyn or New York or Pittsburgh or Washington or Chicago
$110k-$190k/yr OnsiteFull Time
Current full-time Bachelor's, Master's, or PhD student graduating December 2026–August 2027; software development, large-scale analytics, AI, algorithm optimization, client collaboration, and Python experience required.
Python
3w
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Senior Frontend Platform Engineer
North America or San Francisco or Los Angeles or New York City or Washington or London or Singapore
$210k-$230k/yr RemoteFull Time
Strong JavaScript/TypeScript, React, experience building data-dense visualization platforms with Canvas/WebGL and graph visualization libraries; performance optimization and platform/SDK design experience required.
JavaScript, TypeScript, React, Canvas, WebGL, GPU, Web Workers, D3, PixiJS, Three.js, D3-force, Cytoscape.js, vis.js, Sigma.js
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