NewData Architect Manatt, Phelps & Phillips, LLPData ArchitectLos Angeles, CA$167,000–$195,000 / yearIn order to determine whether Form I-9 documentation is valid, this employer uses E-Verify's photo screening tool to match the photograph appearing on some permanent resident and employment authorization cards with the official U.S. Citizenship and Immigration Services' (USCIS) photograph. The Data Architect will partner closely with senior leadership, technology teams, and business services to implement a unified data ecosystem that enhances decision-making and strengthens operational effectiveness across a national law-firm environment.
NewOperating System Architect HarkOperating System ArchitectSan Jose, California$120,000–$300,000 / yearDeep expertise in embedded operating systems (e.g., embedded Linux, RTOS, or custom OS stacks) including kernel internals, memory management, scheduler tuning, driver frameworks, and boot architecture. Lead cross-functional software teams through full product lifecycles — from NPI bring-up and proto builds, validation build milestones through production ramp and sustaining engineering.
Partner Technical Architect - Agentforce Salesforce.com, Inc.Partner Technical Architect - Agentforcepismo beach, CA$172,500–$260,100 / yearIn this builder role you will work directly with Partner FDEs to turn ambiguous enterprise AI problems into working solutions, reference implementations, and evaluation harnesses, then use what you learn to raise quality and partner-led outcomes. Review partner Agentforce architectures for agent design, retrieval strategy, tooling, guardrails, observability, cost, security, and production readiness.
Senior Solutions Architect Fal.ai IncSenior Solutions ArchitectSan Francisco, CA$220,000–$290,000 / yearJob Requirements: Bachelor's degree in Computer Science, Computer Engineering, Industrial Engineering, or a closely related technical field and 10 years of progressive, post-baccalaureate experience in a technical customer-facing or partner-facing role such as a Solutions Architect, Solution Engineer, Sales Engineer, Software Consultant, Senior Application Engineer or related occupation. Experience must include: 10 years of experience managing full sales cycle technical engagements, including leading discovery sessions, developing proofs of concept, supporting RFP/RFI responses, and guiding customers through production deployment and future roadmap planning and production support.
Software Engineering Architect Salesforce IncSoftware Engineering ArchitectPalo Alto, CA$218,400–$365,200 / yearYou'll work at the frontier of the Agentforce platform - inventing new primitives, incubating next-gen agentic systems, partnering directly with customers, and setting architectural direction for how enterprise AI agents work in production. Contribute adjacently to the agent development lifecycle - including Agent Builder, Agent Testing Center, and Agent Observability - helping define how developers build, validate, and monitor agents end-to-end.
Partner Technical Architect - Agentforce Salesforce IncPartner Technical Architect - AgentforceSan Francisco, CA$172,500–$260,100 / yearIn this builder role you will work directly with Partner FDEs to turn ambiguous enterprise AI problems into working solutions, reference implementations, and evaluation harnesses, then use what you learn to raise quality and partner-led outcomes. Review partner Agentforce architectures for agent design, retrieval strategy, tooling, guardrails, observability, cost, security, and production readiness.
Senior Network Solution Architect - Cisco & Juniper Myriad Supply Co LLCSenior Network Solution Architect - Cisco & JuniperCalifornia, CAWith extensive experience designing enterprise network solutions using Cisco and Juniper technologies, you''re equally comfortable whiteboarding with engineers, presenting to executive stakeholders, and collaborating with cross-functional teams to develop winning solutions. You stay current on emerging networking trends, enjoy learning new technologies, and are motivated by helping customers achieve successful business outcomes through innovative infrastructure design.
Lead Architect, Solution Dev & Automation MGA Entertainment IncLead Architect, Solution Dev & AutomationLos Angeles, CA$150,000–$250,000 / yearHeadquartered in Los Angeles with offices worldwide, MGA's portfolio spans a dynamic range of original and licensed brands - from toys, dolls, games, and electronics to fashion, home décor, and entertainment content including hit movies and TV series. The role bridges modern cloud-native engineering with MGA's existing IT estate (ERP, data platforms, cybersecurity) and anchors MGA's shift from a support-focused IT model to a product-centric, innovation-driven organization.
Principal Engineer, AI System Architect (Hardware) Samsung SemiconductorPrincipal Engineer, AI System Architect (Hardware)San Jose, CA$219,000–$351,000 / yearAnalyze representative and emerging system-level architectural research (e.g., LLMs, DLRMs, and future AI models) to derive architecture requirements and trade-offs across compute, memory, networking, and power. In this role, you will develop system-level performance models, drive architecture-level design decisions, and propose forward-looking AI system architectures that shape Samsung's long-term AI platform strategy.
NewAWS Solution Architect Capgemini SEAWS Solution ArchitectSan Francisco, CA$98,497–$233,248 / yearIt delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. Accountable for the end-to-end AWS AI solution architecture for a multi-agent solution leveraging Amazon Bedrock, RAG, guardrails, human-in-the-loop approval workflows, and governed writes to enterprise systems of record.
Lead Enterprise Architect Axos BankLead Enterprise ArchitectSan Diego, CaliforniaEligible for an Annual Discretionary Cash Bonus Target: 10%Eligible for an Annual Discretionary Restricted Stock Units Bonus Target: 10% These discretionary target bonuses may be awarded semi-annually based upon your achievement of performance goals and targets. Design software architecture specifications that support the functional and non-functional requirements of the software solutions, such as usability, reliability, availability, modularity, interoperability, maintainability, testability, and security.
Software Systems Architect The Aerospace CorpSoftware Systems ArchitectEl Segundo, CA$120,800–$181,100 / yearThe Defense Systems Group (DSG) provides analysis-based decision support to senior leaders on space architectures, policy and strategy, technology development, warfighter capability enablers, systems integration, defense industrial base, and threat reduction to help shape existing and future space missions across the national security space (NSS) enterprise. DSG is unique at Aerospace as it not only directly supports major customers, including the U.S. Space Force, U.S. Space Command, Air Force Material Command, and senior leadership at the Pentagon, but also provides a broad range of technical support across the national space enterprise, maintaining vertical responsibilities with customers' portfolios as well as horizontal, matrixed responsibilities across the corporation.
Technology Architect | Container Platform | Docker IMCS Group IncTechnology Architect | Container Platform | DockerSunnyvale, CACompany Description: IMCS Group is one of the fastest growing MWBE (Minority Woman Owned Enterprise) staffing firms in the U.S. We focus on bringing a Diversity Recruitment approach to Fortune 500 companies within North America and EMEA region contingent labor programs. The ideal candidate will have strong expertise in Java-based microservices architecture, real-time data processing, distributed databases, containerization technologies, and cloud-native application development.
Principal Engineer, AI Serving Framework Architect (Software) Samsung SemiconductorPrincipal Engineer, AI Serving Framework Architect (Software)San Jose, CA$219,000–$351,000 / yearIn this role, you will develop system-level performance models, drive architecture-level design decisions, and propose forward-looking AI system architectures that shape Samsung's long-term AI platform strategy. By leveraging Samsung's world-class memory technologies, ARL explores and defines next-generation AI system architectures that deliver step-function improvements in performance, efficiency, and scalability.
Space Network Systems Architect The Aerospace CorpSpace Network Systems ArchitectEl Segundo, CA$129,000–$193,500 / yearAs the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. Coordinate tasks and participate in technical meetings for DoD, IC, and Civil & Commercial customers working closely with members of a diverse team comprising military officers and government civilians, prime contractors, SE&I contractors and other FFRDCs.
Sr. Software Architect AXS AEG WorldwideSr. Software Architect AXSLos Angeles, CA$165,000–$180,000 / yearWe are committed to innovation, artistry, and community, and leverage the power of our 300+ venues, leading sports franchises, marquee music brands, integrated entertainment districts, premier ticketing platform and global sponsorship activations, to create memorable moments that give the world reason to cheer. Since our founding in 2011, we've consistently pushed the industry forward and improved experiences for fans, making it easier than ever to discover events, find the perfect seats, and enjoy unforgettable live entertainment, and we continue to lead the evolution of our industry today.
Databricks Architect Slalom IncDatabricks ArchitectCA$100,000–$150,000 / yearHands-on experience leveraging AI-powered coding assistants such as GitHub Copilot, Codex Claude Code, Cursor, Windsurf or similar tools to accelerate development, improve test coverage, enhance documentation, and drive engineering productivity in enterprise environments. From strategy through delivery, our agile teams across 52 offices in 12 countries collaborate with clients to bring powerful customer experiences, innovative ways of working, and new products and services to life.
Principal Enterprise Data & AI Information Architect (Req. #6927) 2 Locations Xperi IncPrincipal Enterprise Data & AI Information Architect (Req. #6927) 2 LocationsCalabasas, CAPowering billions of consumer electronics, connected cars and digital content titles, we make entertainment more immersive, driving more intelligent and every interaction seamlessly personalized through our renowned consumer brands: DTS, HD Radio and TiVo. We are dedicated to creating a workplace where all employees have a voice and sense of belonging, feel safe and valued, and are acknowledged for how their unique differences contribute to organizational culture and business outcomes.
Software Architect Air AppsSoftware ArchitectSan Francisco, CaliforniaYou will play a key role in shaping our technology strategy, evaluating new tools and frameworks, and ensuring best practices in software design, cloud infrastructure, and system integration. Born in Lisbon, Portugal, in 2018 - and now with offices in both Lisbon and San Francisco - we’ve remained self-funded while reaching over 100 million downloads worldwide.
Sr. Digital Mixed-Signal Architect Lightmatter IncSr. Digital Mixed-Signal ArchitectMountain View, CAIf youre a collaborative engineer or scientist who has a passion for innovation, solving challenging technical problems, and doing impactful work like building the worlds first optical computers, consider joining the team at Lightmatter! We are particularly looking for someone with expertise in architecting digital circuits to enable high-speed AMS circuits, with a strong preference for someone with experience in photonic circuits.
Applications Architect III Palomar HealthApplications Architect IIIEscondido, CA$71.94–$108.07 / hourDepartment Information Systems Location Escondido, California Union Not Applicable Salary Range 71.94 - 108.07 Job Type Full-Time Shift Day Hours Per Shift 8 Hours Per Pay Period 80. The Application Architect III will lead the design and implementation of innovative and scalable application architectures, ensuring alignment with business objectives.
Business Technology Architect- Manufacturing Capgemini SEBusiness Technology Architect- ManufacturingSan Francisco, CA$98,497–$281,842 / yearThis role defines and governs enterprise architecture strategy across complex, multi-domain landscapes including business, data, application, operational technology, and infrastructure, and translates executive priorities into actionable roadmaps, target-state architectures, and transformation programs. Typical areas of engagement include Smart Factory and Industry 4.0 transformations, Manufacturing Execution System modernization, supply chain resilience and planning, asset performance management, product lifecycle management, and enterprise ERP programs such as SAP S/4HANA migrations.
Director, Platform Architect Mgmt ServiceNow IncDirector, Platform Architect MgmtSan Diego, CA$173,200–$270,000 / yearThis role oversees multiple teams of Platform Architects, builds executive-level relationships, and partners across CEG, Sales, Product, and Partner ecosystems to drive adoption, value realization, and enterprise digital transformation at scale. The Director, Platform Architecture is a strategic leader responsible for shaping the architectural vision, driving customer advisory strategy, and delivering AI-enabled transformation outcomes across a portfolio of VLE/LE customers.
SAP Delivery & Solution Architect (GTM)- Life Sciences Industry Capgemini SESAP Delivery & Solution Architect (GTM)- Life Sciences IndustrySan Francisco, CA$123,750–$340,750 / yearIn addition to solution delivery responsibilities, this leader plays a critical Go-to-Market (GTM) role, partnering with account teams, industry leaders, and clients to shape opportunities, develop strategic SAP transformation roadmaps, support pursuits, contribute to proposals, and articulate Capgeminis value proposition across the Life Sciences sector. The SAP Life Sciences Delivery & Solutioning Architect (GTM) is a senior transformation leader responsible for driving end-to-end SAP solution strategy, business development support, solution architecture, and delivery execution for complex SAP programs within the Life Sciences industry.
Software Architect - Mobile Air AppsSoftware Architect - MobileSan Francisco, CaliforniaAs a Mobile Software Architect at Air Apps, you will take the lead in designing scalable and performant mobile architecture for our suite of applications - primarily focused on iOS, with cross-functional knowledge of Android development considered a plus. Born in Lisbon, Portugal, in 2018 - and now with offices in both Lisbon and San Francisco - we’ve remained self-funded while reaching over 100 million downloads worldwide.
AI Architect - Software Engineering Salesforce.com, Inc.AI Architect - Software Engineeringpismo beach, CA$218,400–$365,200 / yearYou'll work at the frontier of the Agentforce platform - inventing new primitives, incubating next-gen agentic systems, partnering directly with customers, and setting architectural direction for how enterprise AI agents work in production. Contribute adjacently to the agent development lifecycle - including Agent Builder, Agent Testing Center, and Agent Observability - helping define how developers build, validate, and monitor agents end-to-end.
Network Architect And Solutions Engineer KBRNetwork Architect And Solutions EngineerEl Segundo, CA$150,000–$187,000 / yearWe seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. You will lead and support several working groups responsible for leading technical discussion, resolve and identify risk, requirement gaps, developing briefings, writing, and tracking action items, and authoring meeting minutes.
NewKinaxis Architect Yantran LLCKinaxis ArchitectIrvine, CAThis role requires a strategic thinker who can align technology initiatives with business goals and lead cross functional teams in delivering innovative solutions. The ideal candidate will have a proven track record of designing and implementing enterprise level solutions that drive business efficiency and effectiveness.
Sr. Enterprise Architect, Agentforce Supply Chain Salesforce.com, Inc.Sr. Enterprise Architect, Agentforce Supply Chainpismo beach, CA$150,100–$227,000 / yearA day's work may include architecting API-led connectivity strategies, designing agentic data pipelines, and sitting across from a customer's executive team to set their AI integration roadmap - but the most impact comes from shipping real solutions into the heart of a customer's enterprise. Senior Enterprise Architects work directly with customers, owning end-to-end integration strategy and delivery for complex Supply Chain and Manufacturing transformations.
Senior FPGA Security Architect– Aerospace, Defense & Government Altera SemiconductorSenior FPGA Security Architect– Aerospace, Defense & GovernmentSan Jose, CaliforniaThis customer-facing role focuses on helping defense contractors and aerospace partners implement robust FPGA security architectures that address anti-tamper, IP protection, supply chain assurance, and long-term lifecycle management. This role works closely with Sales, Field Applications Engineers, and Product Planning teams to enable secure design wins while influencing internal FPGA security features and strategy based on real-world customer needs and evolving threat landscapes.
Lead Enterprise Architect San Diego, CA ESRhealthcare and EXEC STAFF RECRUITERSLead Enterprise Architect San Diego, CASan Diego, CaliforniaExpert knowledge and hands-on experience in various programming languages, frameworks, platforms, and tools, such as Java, Python, C#, NET, Node.js, React, Angular, Vue, Flutter, AWS, Azure, GCP, Docker, Kubernetes, etc. Document and present the software architecture, design, and implementation to the internal and external stakeholders, such as executives, customers, partners, and vendors Qualifications: Bachelor's degree or higher in computer science, software engineering, or related field.
NewAI Cloud Network Architect Bitdeer Technologies GroupAI Cloud Network ArchitectSan Jose, CANetwork Planning & Architecture: Engage deeply with NVIDIA, leading network equipment vendors, ISPs, and colocation partners; translate business requirements and cloud platform development architecture into top-level designs spanning AIDC internal networks, DCI, and the global backbone. Bachelor's degree or above in Computer Science, Telecommunications, Electronics, or a related field; 8+ years of network architecture design and planning experience at a hyperscale internet company, top-tier cloud provider, or multinational backbone operator.
NewEmbedded Product Security Architect SanDisk CorpEmbedded Product Security ArchitectIrvine, CAAn employee's pay position within the salary range may be based on several factors including but not limited to (1) relevant education; qualifications; certifications; and experience; (2) skills, ability, knowledge of the job; (3) performance, contribution and results; (4) geographic location; (5) shift; (6) internal and external equity; and (7) business and organizational needs. Depending on your role and your performance, you may be eligible to participate in our annual Long-Term Incentive (LTI) program, which consists of restricted stock units (RSUs) or cash equivalents, pursuant to the terms of the LTI plan.
AI Workflow Engineer/Automation Architect Modern Family LawAI Workflow Engineer/Automation ArchitectCaliforniaThe AI Workflow Engineer / Automation Architect will work closely with AI leadership, product teams, attorneys, developers, and operations personnel to architect scalable workflow systems that integrate AI models, internal platforms, document systems, CRMs, client portals, communication systems, and business operations. • Production-grade Python plus solid engineering practices (testing, code review, version control), and agent orchestration frameworks (LangGraph/LangChain, vector retrieval, LLM observability, e.g., LangFuse/LangSmith, API/webhook integrations).
CPU/GPU/Processor Hardware Architect BaiduCPU/GPU/Processor Hardware ArchitectSunnyvale, CaliforniaExperience and knowledge of CPU architecture and deep expertise in one or more areas below but not limited to: ARM/RISC-V/MIPS processors, ISA, Memory subsystem, coherency, AI/ML architecture, security. Good teamwork with communications and support to solve all levels of architecture definition from micro-architecture to system level to software architecture.
Network Architect Kyndryl IncNetwork ArchitectCA$143,640–$273,000 / yearKyndryl currently does not require employees to be fully vaccinated against COVID-19, however, if you are hired to work at a client, customer, or partner location, you may be required to show proof of vaccination to align with their respective COVID-19 vaccination policies. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge.
Lead Qualified Success Architect Salesforce IncLead Qualified Success ArchitectCA$171,200–$273,000 / yearYou'll be living on the cutting edge of the next generation of sales and marketing technology, and will work with our customers to transform their sales and marketing processes to leverage the power of conversational marketing. In California and New York, and select cities in the metropolitan areas of Boston, Chicago, Seattle, and Washington DC, the base pay range for this role in those locations is $205,800 - $298,400 per year.
Product Security Assurance Architect SanDisk CorpProduct Security Assurance ArchitectMilpitas, CAWorking in close partnership with Platform Security, product engineering, firmware, ASIC, validation, and PSIRT teams, this position focuses on evaluating the effectiveness, completeness, and defensibility of implemented security controls and product security posture, helping ensure products are resilient against realistic threats and aligned with customer, business, and regulatory expectations. Conduct exploitability and attack surface analysis across firmware and embedded systems, including: secure boot and roots of trust, authentication and authorization controls, secure firmware update paths, manufacturing and RMA workflows, debug interfaces (UART/JTAG), provisioning and lifecycle security, cryptographic implementations and key management approaches.
Principal Quantum Architect Microsoft CorpPrincipal Quantum ArchitectSanta Barbara, CA$142,800–$274,800 / yearThere is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year. Citizenship & Citizenship Verification: This role will require access to information that is controlled for export under export control regulations, potentially under the U.S. International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR), the EU Dual Use Regulation, and/or other export control regulations.
Solutions Architect - Jaggaer ZipHQ IncSolutions Architect - JaggaerCA$135,000–$200,000 / yearBecome a Multi-ERP expert: Leverage your existing Jaggaer, P2P, and procurement systems expertise to build deep fluency across additional ERP ecosystems, ultimately becoming the ultimate subject matter expert on integration architecture, data models, and Zip's App Studio. Bridge product & the field: Work closely with Engineering, Product, and Design (EPD) to ensure integration templates stay perfectly aligned with core product architecture, field insights, and emerging customer needs.
Senior Partner Solution Architect Matillion LtdSenior Partner Solution ArchitectCA$125,272–$187,908 / yearEngaging as the Matillion technical lead in joint partner-led sales cycles - supporting partner SAs in discovery, solution design and technical validation, while working alongside Alliances and Sales to activate co-sell motions with AWS, Snowflake, Databricks and other cloud marketplace partners. Deep hands-on knowledge of data integration, ELT/ETL architecture and modern cloud data platform design - with direct experience across Snowflake, Databricks, Redshift, BigQuery or Azure Synapse, and at least one major cloud platform (AWS, Azure or GCP).
Salesforce RCA Architect Simplus IncSalesforce RCA ArchitectCA$130,000–$170,000 / yearStakeholder Collaboration: Partner with Sales, GTM, Product, and Engineering teams to gather requirements, define business processes, and develop IT solutions. Data Migration: Work with CPQ object models and related object structures to ensure accurate and efficient data migration.
Software Test Architect Leidos Holdings IncSoftware Test ArchitectSan Diego, CA$107,900–$195,050 / yearThis role is responsible for defining scalable test architectures, enabling test-driven development, and ensuring robust validation across software, firmware, and hardware interfaces. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Lead Qualified Success Architect Salesforce.com, Inc.Lead Qualified Success Architectpismo beach, CA$171,200–$273,000 / yearYou'll be living on the cutting edge of the next generation of sales and marketing technology, and will work with our customers to transform their sales and marketing processes to leverage the power of conversational marketing. In California and New York, and select cities in the metropolitan areas of Boston, Chicago, Seattle, and Washington DC, the base pay range for this role in those locations is $205,800 - $298,400 per year.
Sr. Solutions Architect | Security (Northern California) Trace3Sr. Solutions Architect | Security (Northern California)Sacramento, CA$180,000–$215,000 / yearWorking together with regional sales teams, the Security Architect will seek to understand customer needs, develop solutions to exceed customer expectations, demonstrate the value of the proposed solution, assist with architectural integration design, and support the customer throughout the relationship lifecycle. Participate in business requirement gathering sessions, gathering user data requirements, understanding the user requirements, and assisting in the reconciliation of technical and business requirements as they relate to security.
Digital Architect LightmatterDigital ArchitectMountain View, CA$146,000–$222,000 / yearIf you're a collaborative engineer or scientist who has a passion for innovation, solving challenging technical problems, and doing impactful work like building the world's first optical computers, consider joining the team at Lightmatter! The company invented the world's first 3D-stacked photonics engine, Passage, capable of connecting thousands to millions of processors at the speed of light in extreme-scale data centers for the most advanced AI and HPC workloads.
Manufacturing Systems Architect CHAOS IndustriesManufacturing Systems ArchitectEl Segundo, California$150,000–$220,000 / yearWorking closely with Manufacturing, Quality, Supply Chain, Engineering, Program Management, and Information Technology, you will lead the design and implementation of the manufacturing systems ecosystem—from operational databases and reporting infrastructure to ERP, MES, PLM, quality systems, and analytics platforms. Bachelor’s degree in Computer Science, Information Systems, Industrial Engineering, Engineering, Data Analytics, or a related technical discipline and 8+ years of relevant experience; or a Master’s degree and 6+ years; or, in lieu of a degree, 12+ years of directly related experience.
Principal Cloud Security Architect Nextpower, USAPrincipal Cloud Security ArchitectFremont, California$220,000–$250,000 / yearWe are seeking a highly skilled Principal Cloud Security Architect with deep experience designing and securing distributed systems that span embedded devices, edge components, and cloud-based infrastructures. At Nextpower, we are driving the global energy transition with an integrated clean energy technology platform that combines intelligent structural, electrical, and digital solutions for utility-scale power plants.
Network Architect CrusoeNetwork ArchitectSan Francisco, CaliforniaWe're looking for problem-solving, opportunity-finding teammates with a sense of urgency, who believe in the scale of our ambition and thrive on a path not fully paved — people who want to grow their careers alongside a team of experts across energy, manufacturing, data center construction, and cloud services. Demonstrated experience owning network architecture across complex, multi-site environments including data centers, industrial facilities, and corporate networks.
Frontend Systems Architect NoonFrontend Systems ArchitectSan Francisco, CaliforniaIn this role, you will be the primary driver of our product's technical excellence, solving complex problems like maintaining high performance on canvases with thousands of AI-generated nodes and architecting real-time collaborative systems. Complex UI Experience: Proven track record building large editors or complex UI systems (canvas, node-based editors, multi-pane layouts, or timelines).