{"schemaVersion":"jobsearcher.job.v1","id":"c3e1fa7a4316f925bb42f4f6","url":"https://jobsearcher.com/jobs/c3e1fa7a4316f925bb42f4f6","canonicalUrl":"https://jobsearcher.com/jobs/c3e1fa7a4316f925bb42f4f6","title":"Full Stack Engineer (React & Go)","description":"Toptal is looking for a senior full-stack engineer to build user-facing applications that give field engineers visibility and control over large-scale industrial power systems.This is a hands-on role spanning frontend and backend development, working on software that interfaces directly with physical hardware in the field.About the RoleThis role is responsible for building embedded applications deployed to the field alongside industrial hardware systems. The engineer will develop end-to-end UI features that interface with control software, enabling field engineers to commission and service physical equipment.The work requires close collaboration with field engineers, firmware engineers, mechanical and electrical engineers, and adjacent software teams.Tasks and DeliverablesDevelop UI features end-to-end, from frontend views to backend APIsDrive features through all stages of development — from requirements gathering to rollout and user feedback collectionExercise independent UX judgment on less-defined design areas, given limited dedicated design supportPotentially extend into core infrastructure and control services within the embedded stackCollaborate closely with product, design, end users, and adjacent engineering teamsRequired Experience6+ years of professional software engineering experience, including production systemsSenior-level experience with React or another SPA-based web frameworkSenior-level experience in Python, Go, gRPC, Protobuf, or industrial communication protocols (Modbus, DNP3, CAN, etc.)Strong full-stack skill set, comfortable navigating both frontend and backend/\"plumbing\" layersPrior experience with industrial control systems (e.g., actuating contactors, controls for pumps/heaters) is a strong plusHighly collaborative, with strong user empathy, curiosity, and an ownership mindsetInterest in energy storage, renewables, or industrial power systems is a plusEngagement HighlightOn-site presence (min. 3 days/week in Berkeley, CA) is preferred due to the hardware-interfacing nature of the product.Work at the intersection of software and hardware, building tools that let engineers safely commission and operate physical energy infrastructure.","company":"Toptal","rawCompany":"toptal","city":"Berkeley","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-09-06T08:22:20.980Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Full Stack Engineer (React & Go)","description":"Toptal is looking for a senior full-stack engineer to build user-facing applications that give field engineers visibility and control over large-scale industrial power systems.This is a hands-on role spanning frontend and backend development, working on software that interfaces directly with physical hardware in the field.About the RoleThis role is responsible for building embedded applications deployed to the field alongside industrial hardware systems. The engineer will develop end-to-end UI features that interface with control software, enabling field engineers to commission and service physical equipment.The work requires close collaboration with field engineers, firmware engineers, mechanical and electrical engineers, and adjacent software teams.Tasks and DeliverablesDevelop UI features end-to-end, from frontend views to backend APIsDrive features through all stages of development — from requirements gathering to rollout and user feedback collectionExercise independent UX judgment on less-defined design areas, given limited dedicated design supportPotentially extend into core infrastructure and control services within the embedded stackCollaborate closely with product, design, end users, and adjacent engineering teamsRequired Experience6+ years of professional software engineering experience, including production systemsSenior-level experience with React or another SPA-based web frameworkSenior-level experience in Python, Go, gRPC, Protobuf, or industrial communication protocols (Modbus, DNP3, CAN, etc.)Strong full-stack skill set, comfortable navigating both frontend and backend/\"plumbing\" layersPrior experience with industrial control systems (e.g., actuating contactors, controls for pumps/heaters) is a strong plusHighly collaborative, with strong user empathy, curiosity, and an ownership mindsetInterest in energy storage, renewables, or industrial power systems is a plusEngagement HighlightOn-site presence (min. 3 days/week in Berkeley, CA) is preferred due to the hardware-interfacing nature of the product.Work at the intersection of software and hardware, building tools that let engineers safely commission and operate physical energy infrastructure.","datePosted":"2026-09-06T08:22:20.980Z","dateModified":"2026-09-06T08:22:20.980Z","hiringOrganization":{"@type":"Organization","name":"Toptal","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Berkeley","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"c3e1fa7a4316f925bb42f4f6"},"url":"https://jobsearcher.com/jobs/c3e1fa7a4316f925bb42f4f6"}}