Top Senior Javascript Jobs in San Diego, CA

Build and maintain scalable native Android and backend software, owning features from design through testing and delivery. Collaborate with product owners, apply software engineering best practices, enhance existing products, develop new capabilities, and contribute to intuitive, customizable customer experiences. The role also involves using AI productivity tools, applying modern UI frameworks, managing technical risk, and mentoring colleagues through knowledge sharing.

Develop and maintain ServiceNow’s server-side JavaScript engine and application lifecycle platform. Responsibilities include designing scalable runtime systems, optimizing execution and memory management, building test automation, delivering end-to-end software, collaborating across teams, mentoring engineers, and addressing distributed systems, security, concurrency, and performance challenges.

Maintain and improve the reliability, scalability, performance, and operability of ServiceNow’s federal cloud infrastructure. Resolve infrastructure issues, automate repetitive work, develop monitoring solutions, reduce incidents and MTTR, and lead reliability initiatives across hardware, networking, systems, applications, and cloud technologies. This third-shift role supports government customers on a Sunday-Wednesday, 10-hour schedule with no on-call rotation.

Build and operate developer tools, internal platforms, development environments, project templates, and AI-enabled workflows for Hivemind engineering teams. Improve developer productivity through reusable tooling, paved paths, documentation, adoption efforts, and inner-source practices. Partner with developers to identify friction, measure outcomes using DORA metrics and feedback, and drive technical direction. Staff-level responsibilities include leading cross-team initiatives and shaping organization-wide developer productivity strategy.

Design, develop, integrate, and test safety-critical embedded real-time software for flight/mission systems. Develop automated tests, analyze software requirements, debug hardware/software integration issues, produce technical documentation, and support lab-based Agile development and system-level qualification activities.

Designs, develops, implements, and supports SharePoint Online and Microsoft 365 solutions. Responsibilities include customizing SharePoint sites and workflows, developing SPFx applications with JavaScript, TypeScript, and React, integrating Power Platform tools, managing content migrations, configuring security and governance, troubleshooting issues, gathering requirements, and creating technical documentation. The role collaborates with stakeholders and IT teams to deliver secure, scalable business solutions.

Leads the design and delivery of secure, cloud-native software platforms supporting complex workflows, data-intensive applications, and AI capabilities. Provides architectural guidance across distributed systems, APIs, microservices, data pipelines, workflow orchestration, configuration-driven rules, and RAG/GraphRAG solutions. Ensures scalability, observability, auditability, security, and compliance while mentoring engineers, reviewing technical deliverables, improving CI/CD and incident response, and serving as an escalation point for complex technical decisions.

Build, configure, and optimize WalkMe digital adoption solutions for proprietary platforms. Create in-app guidance, automation, and workflows; analyze user behavior; troubleshoot deployments and integrations; collaborate with product, design, and support teams; conduct testing and quality assurance; document implementations; and continuously improve adoption and user experience.

Build responsive Web3 applications, web SDKs, developer tools, reusable frontend components, and internal Customer Success tools. Collaborate with Product, Design, and Engineering to create scalable, accessible user experiences. Contribute to code and design reviews, automated testing, continuous delivery, coding standards, and AI-assisted development practices.

Lead the architecture, design, implementation, integration, optimization, security, and quality assurance of ServiceNow solutions. Provide technical oversight, documentation, client communication, project support, mentoring, and knowledge sharing. Develop client roadmaps, support proposals and presentations, maintain strategic relationships, and identify opportunities for ServiceNow services and licenses. The role requires onsite work in San Diego five days per week and collaboration with federal security and compliance stakeholders.

Designs, develops, integrates, tests, deploys, and maintains enterprise full-stack applications for DHS ICE. Builds Angular front ends and Java Spring Boot APIs, manages SQL and NoSQL data solutions, develops AWS integrations, maintains CI/CD pipelines, implements authentication and authorization, supports AngularJS modernization, and participates in Agile delivery, troubleshooting, configuration management, and release processes.

Leads architecture, development, governance, and delivery of enterprise OutSystems applications across O11 and ODC. Builds full-stack web and mobile solutions, integrations, and custom C#/.NET extensions; establishes coding and security standards; mentors developers; manages deployments and performance; and collaborates on CI/CD, DevOps, Agile delivery, and compliance in a regulated banking environment.

Lead and manage software engineering teams: run agile processes, design and ship secure scalable APIs and services, guide architecture, manage technical debt, recruit and mentor engineers, and align work with company objectives.

Designs, develops, and deploys software products that generate synthetic scenarios for Live, Virtual, and Constructive simulation environments. Leads a software development team working onsite with government personnel. Responsibilities include software development, virtual machine deployment and management, DevSecOps lifecycle execution, obsolescence engineering, technical documentation, and support for classified intelligence-related projects.

Designs, develops, and deploys software products that generate synthetic scenarios for Live, Virtual, and Constructive simulation environments. Leads a software development team working onsite with government personnel. Responsibilities include software development, VMware deployment and management, DevSecOps lifecycle execution, technical documentation, obsolescence engineering, and support for classified intelligence-related projects.

Leads a software development team and manages an enterprise application portfolio for a digital banking platform. Responsibilities include architecting requirements and solutions, developing and integrating APIs, improving security and performance, supporting continuous integration and code quality, refactoring code, collaborating with IT leadership and development managers, and driving development capability improvements. The role requires hands-on full-stack .NET expertise, technical leadership, Agile experience, and financial services knowledge.

Leads a technical team designing, architecting, integrating, deploying, testing, and operating complex software and hardware systems for DoD and Navy missions. Translates stakeholder requirements into solutions, manages program quality, cost, schedules, and resources, troubleshoots advanced system and network issues, leads field test execution, and collaborates with warfighters, test directors, and government sponsors. Requires active Secret clearance, on-site work in San Diego, and travel up to 25%.

Designs and develops reliable, modular, secure software components on RHEL, including C++ applications, X Windows applications, web middleware, and front-end systems. Builds and maintains large-scale production systems, supports security accreditation policies, and applies expertise in Linux, web technologies, databases, operating systems, networking, performance, and distributed systems. This is an on-site San Diego role requiring an active Secret clearance and up to 10% annual travel.

Build and scale Clinically AI’s healthcare platform across frontend, backend, browser extensions, cloud services, and infrastructure. Design fast, secure systems; develop AI-driven solutions for clinical documentation and compliance workflows; partner with product and clinical teams; work in ephemeral development environments; mentor engineers; and lead features from conception through deployment.

Design, build, test, deploy, and support scalable data-intensive applications for real estate analytics. Own software throughout its lifecycle, collaborate on technical designs, uphold engineering best practices, and contribute to architecture and continuous improvement. The role requires modern server-side and front-end development, relational database expertise, source control, testing, operations, and AI-assisted development workflows.

Develop and integrate software and AI capabilities for expeditionary tactical systems, including sensors, unmanned systems, command-and-control platforms, and TAK. Responsibilities include building Rust and JavaScript applications, integrating machine learning models, managing real-time data meshes and pipelines, converting tactical data formats, testing systems during field experiments, and advising technical leadership. The role requires collaboration with machine learning, data, and systems engineers and supports Department of the Navy technology strategy.

Designs, develops, tests, documents, and integrates algorithms and software for intraoperative neuromonitoring medical devices. Responsibilities include machine learning model development using clinical data, software architecture, application development, root-cause analysis, cross-functional product collaboration, and full lifecycle ownership of algorithm projects. The role requires compliance with FDA regulations, ISO 13485, and related medical-device standards, with travel up to 10%.

Build a new Physical AI product line spanning edge devices, cloud infrastructure, and user-facing safety tools. Own real-time ingestion, multi-tenant access control, dashboards, compliance analytics, operator coaching workflows, and AI agent features. Work directly with customers, run pilots, ship rapidly, and measure product usage. The role requires broad full-stack range across backend, cloud infrastructure, DevOps, frontend, and real-time data experiences.

Develops and supports software for the SSEE Family of Systems, including integrating software branches, refactoring Java and JavaScript code, designing reusable components, troubleshooting systems, and implementing new integrations. The role conducts independent research, coordinates technical integration across teams, and supports full software and systems engineering activities. It requires STEM education or equivalent experience, substantial software engineering experience, Security+ certification, virtualization and scripting knowledge, and eligibility for a Top Secret/SCI clearance.

Lead architecture and development of scalable web applications and APIs, integrate LLM/AI features, design streaming and real-time AI experiences, maintain ingestion/analytics infrastructure, collaborate across product and engineering, and deliver production-ready, testable code.