reactjs jobs in San Diego

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. The role involves enhancing wireless networking configuration and situational awareness tools, developing visualization techniques for large datasets, and optimizing client-server networking.…See more Requires 7+ years of UI application development experience and proficiency in ReactJS, Kotlin/React Native, or C# desktop frameworks, with knowledge of TCP/IP networking and asynchronous programming.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. You will enhance and maintain a suite of networking configuration and situational awareness tools, develop intuitive visualizations for large datasets, and optimize multi-server web requests.…See more The role requires proficiency in at least one modern UI technology stack (ReactJS, Kotlin/React Native, or C# desktop frameworks) plus familiarity with a second stack, strong TCP/IP networking knowledge, and asynchronous programming skills.

BAE Systems seeks entry-level software engineers (Bachelor's or Master's degree expected by June 2027, <6 months experience) to develop C4ISR and geospatial intelligence applications for defense customers. You will apply Java, OOP, and software design principles in a collaborative, agile environment.…See more The role offers mentorship, onboarding, and exposure to full-stack development, cloud platforms, DevOps, and modern software architecture as part of a structured Year One program.

Entry-level software engineer role focused on automated test and software control of complex hardware systems for C4ISR solutions. You will develop code interfacing with hardware using C/C++ and Java, applying object-oriented design principles and electronics knowledge.…See more The position includes a structured Year One mentorship program and requires a Bachelor's in Computer Science, Computer Engineering, or Electrical Engineering (or equivalent hardware experience) by June 2027, with the ability to obtain a U.S. security clearance.

Entry-level software engineer role supporting C4ISR and geospatial intelligence applications for defense customers. Requires a Bachelor's degree in Computer Science or related field (by June 2027) and proficiency in Java with understanding of object-oriented design and programming.…See more The role emphasizes full-stack development capabilities, familiarity with modern DevOps and cloud tools, and the ability to work collaboratively in an agile environment. Candidates with security clearance eligibility or prior internship experience are preferred.

As a Fullstack Software Engineer, you will design and build modern web applications and APIs for financial technology, working across ReactJS/TypeScript frontends and backend systems (Node.js, Java/Spring) that handle large-scale transactions with real-time processing. You'll own end-to-end features, implement secure and compliant systems with advanced security practices (CSP, encryption, vulnerability assessment), and optimize for performance and scalability.…See more The role requires 5+ years of software engineering experience with strong proficiency in React, modern JavaScript/TypeScript, backend frameworks, SQL/NoSQL databases, and testing frameworks (Jest, Cypress, Playwright). You'll collaborate with engineers, designers, and product managers in an agile environment, participate in code reviews, and mentor junior developers.

Entry-level software engineer role at BAE Systems supporting C4ISR and geospatial intelligence platforms for defense customers. Candidates must hold or be able to obtain a security clearance and have a Bachelor's degree in Computer Science or related field (or Master's for Associate II level).…See more Required skills include Java, Object-Oriented Programming (OOP), and Object-Oriented Analysis & Design (OOAD); preferred experience includes full-stack development, multiple programming languages (C/C++, C#, Python, JavaScript), cloud platforms (AWS, Azure), containerization (Docker, Kubernetes), CI/CD pipelines, and familiarity with frameworks like Spring, REST APIs, and microservices architecture.

As a Principal Software Developer at Solar Turbines, you will design, develop, and implement modern software tools using Agile methodologies, collaborating with cross-functional teams on product design, testing, and validation. You'll modernize legacy software and mentor team members, requiring 7+ years of experience with C#, VB.NET, Python, TypeScript, and .NET framework, plus hands-on expertise in Oracle or SQL database design.…See more Desktop application development using WinUI or XAML frameworks is essential, along with proficiency in ORM tools like Entity Framework and Dapper. You'll work with front-end technologies (ReactJS, Angular v17+), API development, middleware, and token-based authentication in a 5-day-per-week on-site role in San Diego.