react jobs in San Diego

Build and test agent behavior for an AI-driven service, including test case design and evaluation checks distinct from traditional software testing. Support data ingestion pipelines using AWS and BigData tools (PySpark, Airflow), collaborate with product and senior engineers to ship features, and contribute to production support (monitoring, alerting, incident response).…See more Requires 1–2 years of software engineering experience, a Master's in Computer Science or related field, proficiency in Python or another backend language, SQL/NoSQL fundamentals, basic REST API design, and hands-on experience with at least one LLM project (tool calling, chaining, retrieval, or multi-step coordination). Self-directed learner excited about AI tooling and focused on shipping end-to-end products.

Applications Software Engineer on a cybersecurity and cryptographic key management product suite, developing full-stack web applications and web services in an Agile Scrum environment. The role involves secure software development, test-driven development (TDD), continuous integration, and automated testing across tactical mobile and enterprise web platforms.…See more Requires 8+ years of relevant experience, an active Secret clearance, and expertise in web technologies (HTML, CSS, JavaScript), frameworks (React, Angular, Node.js), testing tools (Selenium, Cucumber), and DevOps/CI practices.

Build end-to-end manufacturing software (MES, MRP, production planning, inventory, supply chain) for Crucible, a cloud and edge-deployed system that runs in factories, deployable microfactories, and air-gapped environments. Own features across data model, API, React frontend, and tests while partnering directly with manufacturing teams to translate operational problems into durable product capabilities.…See more Requires 5+ years of full-stack development with specific experience in manufacturing/production software domains and strong TypeScript, React, relational data modeling, and SQL skills.

Staff Software Engineer role requiring 8+ years with medium/large codebases, full-stack development expertise, and proficiency in Java, Go, or Python alongside modern web technologies (React, Angular, TypeScript, HTML/CSS). The role involves designing and implementing REST APIs, mentoring junior engineers, ensuring system stability, and collaborating across teams.…See more Experience with cloud platforms (AWS), containerization (Docker/Kubernetes), CI/CD pipelines, and DevOps tooling is preferred.

Senior Software Engineer responsible for building and integrating fleet workflow software that serves U.S. Navy users.…See more The role spans full-stack development (TypeScript/React frontend, Python backend services, APIs) with heavy emphasis on user discovery, systems integration, and cross-boundary troubleshooting. You'll work directly with operational users to understand their workflows, prototype solutions, and refine based on feedback. Work includes integration with Government systems in classified environments and collaboration with both Sofar and Government engineering teams.

Principal Software Engineer role focused on designing highly complex enterprise-level web applications with deep expertise in microservices, serverless architectures, and cloud platforms. The engineer will serve as an architectural subject matter expert, providing guidance on system design, performance, scalability, and security across multiple teams at CoStar.…See more Requires 10+ years of hands-on experience with expert-level proficiency in C#, Java, Python, or JavaScript/TypeScript, plus significant hands-on experience designing and implementing AWS solutions. Responsibilities include creating architectural documentation, mentoring technical staff, staying current with emerging technologies, and advocating for security and observability best practices.

Senior Technical Lead role managing a development team building enterprise applications with Spring Boot, React.js, and Java. Responsibilities include leading technical architecture and design, mentoring developers, conducting code reviews, ensuring best practices, and collaborating with stakeholders to deliver scalable, secure solutions.…See more Required skills include proficiency in Spring Boot for backend development, React.js for frontend work, Java programming, RESTful services, microservices architecture, and cloud technologies.

PrecisePK seeks a Software Tech Lead with 5+ years of full-stack development experience to design, build, and scale their clinical software platform. The role combines hands-on full-stack development (Node.js, React, AWS, Docker) with technical mentorship, architecture design, and cross-functional collaboration with product and business stakeholders.…See more Responsibilities include leading engineers, building database-integrated APIs, identifying technical improvements, and producing technical documentation. Strong Computer Science fundamentals (algorithms, data structures, software architecture) and experience in regulated healthcare environments (SOC 2, HIPAA) are expected.

Lead a team of full-stack software engineers building ServiceNow's AI Experience Framework (AIUX) — a platform delivering AI-first, conversation-first user interfaces through modular Lit-based web components. You'll manage product development, set technical direction for framework-level APIs, guide architecture decisions across the request path, and represent AIUX in cross-org discussions.…See more The role requires deep expertise in JavaScript and Java/C++/C#/Go, 10+ years of relevant technology experience, 5+ years managing core engineering teams, and the ability to solve complex problems spanning AI integration, performance at scale, and multi-team coordination.

CoStar Group seeks a Senior Software Engineer to design, build, test, and deploy scalable applications for their real estate analytics platform, handling large data volumes with AI-assisted development workflows. The role requires full ownership of the development lifecycle from coding and testing through production deployment and support.…See more You'll collaborate with engineers, product owners, and designers on technical architecture and advocate for technical evolution. The position requires 7+ years of software development experience, expertise in C#/.NET and modern front-end frameworks (JavaScript, React), relational databases (SQL Server), and hands-on experience with AI-assisted tools like GitHub Copilot or Claude Code in production.

Senior Full Stack Engineer owning end-to-end manufacturing software platform development across API, frontend, data model, and background jobs. You will design and evolve core domain models (work orders, engineering changes, effectivity, defect records) and ship production-quality features that technicians, supervisors, and quality teams rely on daily.…See more The role requires deep expertise in TypeScript, React, Node.js backends, and Postgres with strong proficiency in schema design, migrations, and transactional consistency. You'll partner with product, design, and manufacturing stakeholders to translate operational needs into maintainable software while raising standards on testing and observability.

Develop and maintain user-facing applications, dashboards, and workflows within Palantir Foundry, building interactive visualizations and analytics tools that transform complex data into actionable insights. Collaborate with Solutions Architects and data engineers to understand data pipelines and surface data effectively; work directly with Navy stakeholders to gather requirements and iterate on designs.…See more Implement frontend components using Foundry's Workshop, Slate, or similar tools; write and optimize SQL and Python queries to retrieve and transform data. Ensure applications meet usability, performance, and security standards while participating in Agile ceremonies and supporting testing and deployment in production.

Senior Software Developer role focused on React and TypeScript development for a Navy customer. Requires 15+ years of React experience and strong TypeScript skills, with a track record of writing clean, reusable code and delivering at least one major React project.…See more Leadership experience managing development teams and full-stack capabilities (front-end and back-end) are preferred; must be able to obtain a US Secret security clearance.

Software Developer role focused on React and TypeScript development supporting a Navy customer. The position requires strong React experience (15+), TypeScript proficiency, clean code practices, and version control (Git) expertise.…See more Candidates should have completed at least one major React project and be able to obtain a US Secret security clearance.

Build and maintain native iOS and Android applications serving millions of active users, owning end-to-end development, performance, and reliability. Design responsive interfaces and offline-first architectures using Swift and Kotlin, collaborating with product and backend teams to ship features in fast-paced agile cycles.…See more Identify and resolve performance bottlenecks, memory leaks, and concurrency issues using profiling tools, maintain code quality through automated testing and CI/CD pipelines, and mentor junior engineers.

Staff Software Engineer at Art of Problem Solving, responsible for driving full-stack web development using TypeScript, React, Next.js, and PostgreSQL. The role involves architecting modern platforms, refactoring legacy systems, mentoring junior engineers, and providing technical leadership on product strategy.…See more Requires 4+ years of professional experience in full-stack web development, deep JavaScript expertise, and a proven track record of owning large projects and building consumer-facing products.

Senior Staff Software Engineer owning end-to-end design, architecture, and delivery of a scalable AWS-based cloud platform integrating backend services, frontend applications, mobile clients, and IoT hardware. You'll make high-stakes architectural decisions independently, write production code across Node.js, React, React Native, Python, Rust, and C++, design infrastructure-as-code with AWS CDK, and work with PostgreSQL at depth.…See more Operating in a flat, autonomous team with no management hierarchy, you'll set engineering standards, drive technical direction, and operate critical systems from design through production support.

As a SOC Platform Architect at Qualcomm's ASIC Engineering group, you will define and architect platform infrastructure hardware IP components (NOC, System Cache, Memory Controllers, System MMU) for next-generation SoCs. You'll work with hardware architects to gather requirements, develop deployment specifications, and coordinate with domain leads to create robust infrastructure deployment plans based on product needs.…See more The role requires strong ASIC design and computer architecture expertise, system-level design understanding, and knowledge of HW-SW feature trade-offs across the complete silicon design flow.

Lead Python Engineer / Senior Software Developer for an insurance tech company. Requires proven professional Python experience, strong JavaScript/React/Node skills, and hands-on technical leadership.…See more The role involves leading a team while contributing hands-on code, with a background in reinsurance or financial services preferred.

SAIC seeks a Principal Software Engineer to design and implement streaming data platforms and machine-learning systems for government clients. The role involves full-stack development in Python, Java, or JavaScript, Kubernetes deployment, ETL/data pipeline work, and direct client collaboration on custom applications.…See more The position requires 9 years of experience (or 7 with a Master's degree), a Top Secret clearance with TS/SCI eligibility, and hands-on proficiency in cloud platforms (AWS/Azure), databases (SQL, Postgres, MongoDB), and Linux.

Cloud Engineer II supporting mission-critical cloud infrastructure for defense environments. Responsible for cloud deployment, configuration, troubleshooting, monitoring, and modernization across enterprise, hybrid, and containerized hosting environments.…See more Must demonstrate expertise in infrastructure automation, scripting, and Infrastructure as Code; familiarity with cloud networking, identity, compute, storage, security, and monitoring; and understanding of cybersecurity, access control, and compliance. Will collaborate with engineers, cybersecurity personnel, operators, program managers, and government stakeholders.

SAIC seeks a Principal Software Engineer to design and deploy streaming data platforms and machine-learning systems for defense/mission clients. You will perform full-stack development (Python, Java, JavaScript) with cloud technologies (AWS, Azure), manage Kubernetes deployments, build data-driven applications with ETL pipelines, and provide client technical support and documentation.…See more The role requires 9 years of experience (or 7 with a Master's), a Top Secret clearance with ability to obtain TS/SCI, and hands-on expertise in cloud, databases, Linux, and big-data tools.

Define and architect next-generation SoC infrastructure hardware components including interconnect (NoC), system cache, memory controllers, and system MMU for Qualcomm SoCs. The role requires deep expertise in multi-die/chiplet architectures, industry-standard protocols (PCIe, CXL, USB, UFS, MIPI, UCIe), and HW-SW interfaces to create developer-friendly designs.…See more Responsibilities include performance modeling, RTL design flow understanding, and trade-off analysis across quality of service, power management, security, and debug features. The position demands 4+ years of systems engineering or architecture experience with a degree in electrical engineering or computer science.

Design and architect network-on-chip (NoC) interconnect components for Qualcomm SoCs, from specification through RTL delivery. Perform micro-architecture analysis, power and performance tradeoffs, and protocol compliance evaluation for bus interconnects.…See more Deliver RTL, support verification and silicon validation teams, and collaborate with software teams on interconnect deployment. Requires strong knowledge of bus protocols (AHB, AXI, CHI), ASIC design flows, VLSI fundamentals, and experience deploying IPs in large SoC projects.

Design and implement security strategies for Abbott's cloud-based applications and medical devices, including hardening, incident response, penetration testing, and disaster recovery. Apply expertise in user authentication, certificate management, digital signatures, and cloud security architecture while ensuring compliance with ISO, FDA, and regulatory standards.…See more Leverage AI-assisted development tools and cybersecurity platforms to automate vulnerability analysis, evidence collection, and remediation tracking. Conduct hands-on web, mobile, and cloud infrastructure security testing using DAST, SAST, SCA, and vulnerability scanning tools, with demonstrated experience in product security and medical device environments preferred.