{"schemaVersion":"jobsearcher.job.v1","id":"9db65319e104b92764c1d151","url":"https://jobsearcher.com/jobs/9db65319e104b92764c1d151","canonicalUrl":"https://jobsearcher.com/jobs/9db65319e104b92764c1d151","title":"Senior Backend JavaScript Developer (Proxy Network Team) - San Francisco Office","description":"R&D & Technical\nSenior Backend JavaScript Developer (Proxy Network Team) - San Francisco Office\nUS, San Francisco (Hybrid)\nDescription\n\nWe’re looking for exceptional and experienced Backend JavaScript Developers to join our Proxy Network team. This team builds and operates core backend services that power Bright Data’s networking infrastructure - high-performance, highly reliable systems with deep focus on networking, security, and scale.\n\nIn this role, you will take end-to-end ownership of services and features in production, working on challenging problems around network traffic, protocols, performance, and reliability.\n\nTech Stack:\n\nNode.js, JavaScript, MongoDB, Redis, Kubernetes, AWS\n\nResponsibilities\nEnd-to-end feature development, from design and implementation to production rollout and ongoing improvements.\nBuild and maintain high-scale backend services with strong emphasis on performance, reliability, and security.\nParticipate in system design and architecture planning to ensure scalable and maintainable solutions.\nWork on networking-related challenges such as traffic flows, proxy behavior, request/response handling, and protocol-level edge cases.\nInvestigate and troubleshoot complex networking issues using tools such as Wireshark (and similar packet inspection/debugging tools).\nWrite high-quality, maintainable code with appropriate test coverage; participate actively in code reviews.\nCollaborate closely with engineers and stakeholders to deliver impactful solutions.\nContinuously learn and apply best practices in backend engineering and networking.\n\nRequirements\n5+ years of hands-on software engineering experience, including 2+ years focused on backend JavaScript / Node.js development.\nVery good understanding of how the Node.js event loop works, including practical knowledge of the platform’s strengths and limitations (I/O vs CPU-bound workloads, async patterns, blocking pitfalls, memory/GC considerations).\nProven experience building and operating production backend services.\nStrong understanding of network protocols and security, including: TCP/IP/UDP, DNS, HTTP1/2/3, TLS and WebSockets.\nExperience with databases and caching layers such as MongoDB and Redis.\nFamiliarity with Kubernetes and containerized deployments.\nProficient in system design fundamentals: APIs, scalability, performance, reliability, and fault tolerance.\nFast learner, able to work independently and as part of a team.\nProficiency in English, with strong written and verbal communication skills.\n\nNice to Have:\n\nExperience with AWS and SaaS environments.\nExperience debugging production networking issues (latency, packet loss, connection reuse, TLS handshakes, etc.).\nExperience with observability tooling (logs/metrics/tracing) and incident response/on-call.","company":"Brightdata","rawCompany":"brightdata","city":"Millbrae","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-11-09T10:16:02.493Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Backend JavaScript Developer (Proxy Network Team) - San Francisco Office","description":"R&D & Technical\nSenior Backend JavaScript Developer (Proxy Network Team) - San Francisco Office\nUS, San Francisco (Hybrid)\nDescription\n\nWe’re looking for exceptional and experienced Backend JavaScript Developers to join our Proxy Network team. This team builds and operates core backend services that power Bright Data’s networking infrastructure - high-performance, highly reliable systems with deep focus on networking, security, and scale.\n\nIn this role, you will take end-to-end ownership of services and features in production, working on challenging problems around network traffic, protocols, performance, and reliability.\n\nTech Stack:\n\nNode.js, JavaScript, MongoDB, Redis, Kubernetes, AWS\n\nResponsibilities\nEnd-to-end feature development, from design and implementation to production rollout and ongoing improvements.\nBuild and maintain high-scale backend services with strong emphasis on performance, reliability, and security.\nParticipate in system design and architecture planning to ensure scalable and maintainable solutions.\nWork on networking-related challenges such as traffic flows, proxy behavior, request/response handling, and protocol-level edge cases.\nInvestigate and troubleshoot complex networking issues using tools such as Wireshark (and similar packet inspection/debugging tools).\nWrite high-quality, maintainable code with appropriate test coverage; participate actively in code reviews.\nCollaborate closely with engineers and stakeholders to deliver impactful solutions.\nContinuously learn and apply best practices in backend engineering and networking.\n\nRequirements\n5+ years of hands-on software engineering experience, including 2+ years focused on backend JavaScript / Node.js development.\nVery good understanding of how the Node.js event loop works, including practical knowledge of the platform’s strengths and limitations (I/O vs CPU-bound workloads, async patterns, blocking pitfalls, memory/GC considerations).\nProven experience building and operating production backend services.\nStrong understanding of network protocols and security, including: TCP/IP/UDP, DNS, HTTP1/2/3, TLS and WebSockets.\nExperience with databases and caching layers such as MongoDB and Redis.\nFamiliarity with Kubernetes and containerized deployments.\nProficient in system design fundamentals: APIs, scalability, performance, reliability, and fault tolerance.\nFast learner, able to work independently and as part of a team.\nProficiency in English, with strong written and verbal communication skills.\n\nNice to Have:\n\nExperience with AWS and SaaS environments.\nExperience debugging production networking issues (latency, packet loss, connection reuse, TLS handshakes, etc.).\nExperience with observability tooling (logs/metrics/tracing) and incident response/on-call.","datePosted":"2026-11-09T10:16:02.493Z","dateModified":"2026-11-09T10:16:02.493Z","hiringOrganization":{"@type":"Organization","name":"Brightdata","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Millbrae","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"9db65319e104b92764c1d151"},"url":"https://jobsearcher.com/jobs/9db65319e104b92764c1d151"}}