{"schemaVersion":"jobsearcher.job.v1","id":"b78a5e6871930b3aaee89ffc","url":"https://jobsearcher.com/jobs/b78a5e6871930b3aaee89ffc","canonicalUrl":"https://jobsearcher.com/jobs/b78a5e6871930b3aaee89ffc","title":"Senior JavaScript/React Engineer","description":"Salary: $? - ? per yearRequirements:\r\nRequired Skills:\r\nSeveral years of software engineering experience (3 years or more)\r\nStrong expertise in building full-stack applications using Python and JavaScript (React, Node.js), with the ability to work across backend and frontend codebases.\r\nExperience deploying scalable, production-grade software using modern languages and tools.\r\nDeep understanding of software architecture, design, development, debugging, and code quality/review assessment.\r\nExcellent oral and written communication skills for clear, structured evaluation rationales.Responsibilities:\r\nIdeal Background:\r\nThis role is ideal for engineers who have built production systems at companies like Google, Microsoft, Apple, Amazon, Meta, or similar high-scale engineering organizations. We especially welcome graduates from leading programs such as Harvard, Columbia, Princeton, Yale, University of Pennsylvania, and comparable institutions — though exceptional experience and skill always take precedence over pedigree.\r\nProject Overview:\r\nAs a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections across the full stack — in Python for backend and ML workflows, and JavaScript (React, Node.js) for frontend and API layers, alongside C/C++, Java, Rust, and Go. You will evaluate and refine AI-generated code for efficiency, scalability, and reliability, and work with cross-functional teams to enhance enterprise-level AI-driven coding solutions.\r\nWhat Does a Typical Day Look Like?\r\nWork on AI model training initiatives by curating code examples, building solutions, and correcting code across both Python and JavaScript (React, Node.js), with additional work in C/C++, Java, Rust, and Go.\r\nEvaluate and refine AI-generated code across backend and frontend contexts to ensure that it is efficient, scalable, and reliable.\r\nCollaborate with cross-functional teams to enhance AI-driven coding solutions against industry performance benchmarks.\r\nBuild agents that can verify the quality of the code and identify error patterns across full-stack applications.\r\nHypothesize on steps in the software engineering cycle (prototyping, architecture design, API design, production implementation, launch, experiments, monitoring, operational maintenance) and evaluate model capabilities on them.\r\nDesign verification mechanisms that can automatically verify a solution to a software engineering task.Technologies:\r\nAI\r\nAPI\r\nBackend\r\nFrontend\r\nJava\r\nJavaScript\r\nPython\r\nReact\r\nRust\r\nNodeJS\r\nFastAPIMore:Engagement Details:\r\nCommitment: flexible engagement, minimum 10 hrs/week, up to 40 hrs/week\r\nType: Contractor (no medical/paid leave)\r\nDuration: 1 month (potential extensions based on performance and fit)\r\nLocation: Candidates must be based in the United StatesEvaluation Process:\r\nThe application process takes 15–30 minutes.\r\nCompletion of an AI video interview is required.last updated 20 week of 2026","company":"Swissdevjobsch","rawCompany":"swissdevjobsch","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-05-19T05:32:40.204Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior JavaScript/React Engineer","description":"Salary: $? - ? per yearRequirements:\r\nRequired Skills:\r\nSeveral years of software engineering experience (3 years or more)\r\nStrong expertise in building full-stack applications using Python and JavaScript (React, Node.js), with the ability to work across backend and frontend codebases.\r\nExperience deploying scalable, production-grade software using modern languages and tools.\r\nDeep understanding of software architecture, design, development, debugging, and code quality/review assessment.\r\nExcellent oral and written communication skills for clear, structured evaluation rationales.Responsibilities:\r\nIdeal Background:\r\nThis role is ideal for engineers who have built production systems at companies like Google, Microsoft, Apple, Amazon, Meta, or similar high-scale engineering organizations. We especially welcome graduates from leading programs such as Harvard, Columbia, Princeton, Yale, University of Pennsylvania, and comparable institutions — though exceptional experience and skill always take precedence over pedigree.\r\nProject Overview:\r\nAs a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections across the full stack — in Python for backend and ML workflows, and JavaScript (React, Node.js) for frontend and API layers, alongside C/C++, Java, Rust, and Go. You will evaluate and refine AI-generated code for efficiency, scalability, and reliability, and work with cross-functional teams to enhance enterprise-level AI-driven coding solutions.\r\nWhat Does a Typical Day Look Like?\r\nWork on AI model training initiatives by curating code examples, building solutions, and correcting code across both Python and JavaScript (React, Node.js), with additional work in C/C++, Java, Rust, and Go.\r\nEvaluate and refine AI-generated code across backend and frontend contexts to ensure that it is efficient, scalable, and reliable.\r\nCollaborate with cross-functional teams to enhance AI-driven coding solutions against industry performance benchmarks.\r\nBuild agents that can verify the quality of the code and identify error patterns across full-stack applications.\r\nHypothesize on steps in the software engineering cycle (prototyping, architecture design, API design, production implementation, launch, experiments, monitoring, operational maintenance) and evaluate model capabilities on them.\r\nDesign verification mechanisms that can automatically verify a solution to a software engineering task.Technologies:\r\nAI\r\nAPI\r\nBackend\r\nFrontend\r\nJava\r\nJavaScript\r\nPython\r\nReact\r\nRust\r\nNodeJS\r\nFastAPIMore:Engagement Details:\r\nCommitment: flexible engagement, minimum 10 hrs/week, up to 40 hrs/week\r\nType: Contractor (no medical/paid leave)\r\nDuration: 1 month (potential extensions based on performance and fit)\r\nLocation: Candidates must be based in the United StatesEvaluation Process:\r\nThe application process takes 15–30 minutes.\r\nCompletion of an AI video interview is required.last updated 20 week of 2026","datePosted":"2026-05-19T05:32:40.204Z","dateModified":"2026-05-19T05:32:40.204Z","hiringOrganization":{"@type":"Organization","name":"Swissdevjobsch","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"b78a5e6871930b3aaee89ffc"},"url":"https://jobsearcher.com/jobs/b78a5e6871930b3aaee89ffc"}}