Backend Developer jobs in San Francisco hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $272,233/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
happen.com • HQ: San Francisco, United States • Business & SME Lending • Digital Banks & Neobanks • Commercial & Retail Banks • Consumer Loans & Pawnshops • Est. 2006 • Hiring 27, 2 new
HQ: San Francisco, United States • Business & SME Lending • Digital Banks & Neobanks • Commercial & Retail Banks • Consumer Loans & Pawnshops • Est. 2006 • Hiring 27, 2 new
Happen Bank, formerly LendingClub, is a US digital bank headquartered in San Francisco, California, offering personal loans, debt consolidation, auto refinancing, home improvement and patient financing, small business and SBA loans, and high-yield savings, checking and certificates of deposit. Founded in 2006 as a peer-to-peer lending marketplace, it became the first such lender to register its loans as securities with the SEC and later became a chartered, FDIC-insured bank serving more than 5 million members. It hires software and data engineers, credit and fraud analysts, compliance specialists, product marketers and business development managers in San Francisco, Lehi and New York.
≈ $184k – $369k per year (Estimated) • Lead • 10+ years exp • Hybrid (San Francisco, United States) • Relocation • Bachelor's Degree • Full-Time • Principal
fastly.com • HQ: San Francisco, United States • Web Security & DDoS Protection • CDN & Edge Delivery • 501-1000 employees • Est. 2011 • NASDAQ: FSLY • Trust B • Hiring 53, 2 new
HQ: San Francisco, United States • Web Security & DDoS Protection • CDN & Edge Delivery • 501-1000 employees • Est. 2011 • NASDAQ: FSLY • Trust B • Hiring 53, 2 new
Headquartered in San Francisco, California, Fastly is a global edge cloud platform provider. The company offers a programmable content delivery network (CDN), web application security, load balancing, and streaming solutions. By processing data closer to users, it enables enterprises to deliver fast, secure, and scalable digital experiences across the web.
virtahealth.com • HQ: San Francisco, United States • Weight Management • Care Coordination & Population Health • Telemedicine & Virtual Care • Est. 2014 • Hiring 23, 3 new
HQ: San Francisco, United States • Weight Management • Care Coordination & Population Health • Telemedicine & Virtual Care • Est. 2014 • Hiring 23, 3 new
Virta Health is a virtual care company headquartered in San Francisco, California, and founded in 2014. The company treats type 2 diabetes, prediabetes, and obesity through a nutritional ketosis programme delivered remotely by physicians and health coaches, with continuous glucose monitoring and medication deprescribing. It contracts with employers and health plans on outcomes based pricing, charging on measured reductions in blood sugar and medication use.
amplitude.com • HQ: San Francisco, United States • Customer Data Platforms (CDP) & Reverse ETL • A/B Testing & Experimentation • Product Analytics & Session Replay • 501-1000 employees • Est. 2012 • NASDAQ: AMPL • Hiring 37, 4 new
HQ: San Francisco, United States • Customer Data Platforms (CDP) & Reverse ETL • A/B Testing & Experimentation • Product Analytics & Session Replay • 501-1000 employees • Est. 2012 • NASDAQ: AMPL • Hiring 37, 4 new
Amplitude is a leading product analytics and digital optimization platform that helps businesses track and understand user behavior across their web and mobile applications. By providing real-time data visualization and event-based analytics, the software empowers product teams, marketers, and analysts to optimize user retention and drive conversion rates. Trusted by thousands of global enterprises, the company provides actionable insights that help teams build better digital products and make data-driven growth decisions.
paloaltonetworks.com • HQ: Santa Clara, United States • Endpoint Security • Threat Intelligence • Security Operations • Cloud Security • Network Security • 1001-5000 employees • Est. 2005 • Trust B • Hiring 1121, 63 new
HQ: Santa Clara, United States • Endpoint Security • Threat Intelligence • Security Operations • Cloud Security • Network Security • 1001-5000 employees • Est. 2005 • Trust B • Hiring 1121, 63 new
Palo Alto Networks is a cybersecurity company headquartered in Santa Clara, California, selling next-generation firewalls and SASE network security, the Prisma and Cortex platforms for cloud security and security operations, and Unit 42 threat intelligence and incident response services. Founded in 2005 by Nir Zuk and listed on Nasdaq, it reports more than 16,000 employees and over 70,000 customers, with major engineering centres in Israel and India and offices across the Americas, Europe and Asia. It hires software engineers, product managers and designers, solutions consultants, account managers, go-to-market strategists and legal and sourcing staff.
$135k – $218k per year • Equity • Staff+ • 7+ years exp • In office (Santa Clara, San Francisco, San Jose, United States) • Bachelor's Degree • Full-Time • Confidential • Staff
$184k – $297k per year • Equity • Lead • 12+ years exp • In office (Santa Clara, San Francisco, San Jose, United States) • Bachelor's Degree • Full-Time • Confidential • Principal
$156k – $253k per year • Equity • Lead • 5+ years exp • In office (Santa Clara, San Francisco, San Jose, United States) • Bachelor's Degree • Full-Time • Confidential • Principal
sentry.io • HQ: San Francisco, United States • Developer Tools • Observability & APM • Est. 2011 • Trust A • Hiring 41, 1 new
HQ: San Francisco, United States • Developer Tools • Observability & APM • Est. 2011 • Trust A • Hiring 41, 1 new
Sentry is a software development and monitoring company headquartered in San Francisco, California, and founded in 2011. The company provides an open-source error tracking and application performance monitoring platform that helps developers identify, diagnose, and fix code issues in real-time across various programming languages and frameworks. Serving millions of developers at organizations such as Disney, Microsoft, and Slack, the firm operates globally as a venture-backed enterprise focusing on developer-centric observability tools and AI-driven debugging solutions.
gusto.com • HQ: San Francisco, United States • Payroll Services • HR & Payroll Software • 1001-5000 employees • Est. 2011 • Trust B • Hiring 95, 3 new
HQ: San Francisco, United States • Payroll Services • HR & Payroll Software • 1001-5000 employees • Est. 2011 • Trust B • Hiring 95, 3 new
Gusto is an American company founded in 2011 that provides payroll, benefits administration and human resources software to small businesses, a segment the established payroll processors had served with dated software and opaque pricing. It handles payroll runs and the associated tax filings across all American states, administers health insurance and retirement benefits, and offers employee financial products, positioning itself as the system a small business runs its people on rather than a payroll vendor. Headquartered in San Francisco and valued in the billions, it serves hundreds of thousands of businesses and distributes substantially through accountants.
lila.ai • HQ: Cambridge, United States • Materials Science & Nanotechnology • Laboratory & Pharmaceutical Robotics • AI Research Labs • AI for Science • 201-500 employees • Est. 2023 • Startup • Trust A • Hiring 104, 6 new
HQ: Cambridge, United States • Materials Science & Nanotechnology • Laboratory & Pharmaceutical Robotics • AI Research Labs • AI for Science • 201-500 employees • Est. 2023 • Startup • Trust A • Hiring 104, 6 new
Lila Sciences is an American company launched publicly in 2025 out of Flagship Pioneering with the aim of building what it calls scientific superintelligence: artificial intelligence systems that generate hypotheses and then test them in the company's own automated laboratories. Its distinguishing feature is the closed loop between model and experiment, since most scientific machine learning is limited by the fact that the data it needs has never been generated. Headquartered in Cambridge, Massachusetts and funded at an unusually large scale for a company at this stage, it is working across life sciences and materials chemistry rather than committing to a single field.
ngrok.com • HQ: San Francisco, United States • Integration & API Management • Developer Tools • 51-200 employees • Est. 2013 • Hiring 2
HQ: San Francisco, United States • Integration & API Management • Developer Tools • 51-200 employees • Est. 2013 • Hiring 2
Ngrok is developer infrastructure that routes and secures traffic to your apps, APIs, and AI models, wherever they run. Start on localhost, ship to prod.
mlabs.city • HQ: London, United Kingdom • Smart Contracts & Security • Blockchain Infrastructure • 51-200 employees • IT services • Trust A • Hiring 31, 6 new
HQ: London, United Kingdom • Smart Contracts & Security • Blockchain Infrastructure • 51-200 employees • IT services • Trust A • Hiring 31, 6 new
MLabs is a software engineering firm specialising in functional programming and formal methods, working largely on blockchain protocols, smart contracts and high-assurance systems. Its engineers work predominantly in Haskell and related languages, which is unusual commercially and gives it a niche in projects where correctness has to be demonstrated rather than tested, particularly in the Cardano ecosystem. Registered in London and operating as a distributed organisation, it takes on protocol development, audit and formal verification work for clients whose systems hold value that a defect would put directly at risk.
rocket.com • HQ: Detroit, United States • Personal Finance Apps & Education • Real Estate Brokerage • Mortgage Lending & Brokers • 1001-5000 employees • Est. 1985 • Trust B • Hiring 226, 11 new
HQ: Detroit, United States • Personal Finance Apps & Education • Real Estate Brokerage • Mortgage Lending & Brokers • 1001-5000 employees • Est. 1985 • Trust B • Hiring 226, 11 new
Rocket Companies is a Detroit-based fintech and homeownership company whose businesses provide mortgage lending, real estate brokerage, home search and personal finance services to US consumers. Its flagship business, Rocket Mortgage, was founded in 1985, the group is publicly traded, and its subsidiaries include the personal finance app Rocket Money and the online real estate brokerage Redfin. It hires executive loan officers, real estate agents, software engineers, product managers and designers, data and analytics leaders, marketing managers and financial analysts, with many roles in Detroit and across the United States.
getmaintainx.com • HQ: San Francisco, United States • Field Service Management Software • Manufacturing & Industrial Software • Est. 2018 • Startup • Trust A • Hiring 156, 19 new
HQ: San Francisco, United States • Field Service Management Software • Manufacturing & Industrial Software • Est. 2018 • Startup • Trust A • Hiring 156, 19 new
MaintainX is an American software company founded in 2018 that builds mobile maintenance and asset management software for industrial and facilities teams. Its argument is that computerised maintenance systems have historically been designed for planners at desks rather than technicians on a plant floor, and that a phone-first tool with offline support and a low training burden gets used where older systems were routinely abandoned. Headquartered in San Francisco and backed by growth investors at a multi-billion dollar valuation, it serves manufacturers, food producers, property operators and fleet businesses.
lambda.ai • HQ: San Jose, United States • Cloud Platforms (IaaS & PaaS) • Servers & Data Center Hardware • AI Compute & Inference • 501-1000 employees • Est. 2012 • Startup • Trust A • Hiring 94, 12 new
HQ: San Jose, United States • Cloud Platforms (IaaS & PaaS) • Servers & Data Center Hardware • AI Compute & Inference • 501-1000 employees • Est. 2012 • Startup • Trust A • Hiring 94, 12 new
Founded in 2012 by Stephen Balaban and Michael Balaban, Lambda is an artificial intelligence compute and deep learning infrastructure provider headquartered in San Jose, California. The company specializes in cloud-based GPU instances, multi-node GPU superclusters, bare-metal deep learning servers, and high-performance hardware optimized for training, fine-tuning, and serving inference for complex AI foundation models.
watershed.com • HQ: San Francisco, United States • ESG & Carbon Accounting Software • 201-500 employees • Est. 2019 • Startup • Trust B • Hiring 31, 3 new
HQ: San Francisco, United States • ESG & Carbon Accounting Software • 201-500 employees • Est. 2019 • Startup • Trust B • Hiring 31, 3 new
Watershed is a climate software company founded in 2019 that helps enterprises measure, report and reduce their carbon emissions. Its platform collects activity data across operations and supply chains, produces audit-ready greenhouse gas inventories for disclosure regimes such as CSRD and ISSB, and supports decarbonisation and supplier engagement programmes for large global brands. The company is headquartered in San Francisco, California, United States.
docker.com • HQ: Palo Alto, United States • DevOps & Platform Engineering • Developer Tools • Virtualization & Containers • 201-500 employees • Est. 2011 • Trust B • Hiring 52, 5 new
HQ: Palo Alto, United States • DevOps & Platform Engineering • Developer Tools • Virtualization & Containers • 201-500 employees • Est. 2011 • Trust B • Hiring 52, 5 new
Docker is a leading software platform that enables developers to build, share, and run applications inside lightweight, isolated containers. By packaging code together with all its dependencies, the technology ensures that applications run consistently across any computing environment - from local development machines to large-scale cloud infrastructure. The platform accelerates modern software development, simplifying microservices architecture, automated deployment pipelines, and cross-team collaboration.
≈ $155k – $296k per year (Estimated) • Lead • 10+ years exp • Seattle • San Francisco • Remote (United States) • Bachelor's Degree • Full-Time • Principal
commure.com • HQ: Mountain View, United States • Hospital Operations Software • Revenue Cycle & Medical Billing • Medical AI • 51-200 employees • Est. 2017 • Startup • Trust B • Hiring 76, 4 new
HQ: Mountain View, United States • Hospital Operations Software • Revenue Cycle & Medical Billing • Medical AI • 51-200 employees • Est. 2017 • Startup • Trust B • Hiring 76, 4 new
Commure is a healthcare technology company that builds AI-powered software for health systems and medical groups, covering revenue cycle management, ambient clinical documentation, patient engagement and staff safety tools. Founded in 2017 with backing from General Catalyst, it combined with Athelas and acquired Augmedix to expand its revenue cycle and AI scribe products used by hospitals and physician practices across the United States. The company is headquartered in Mountain View, California, United States.
6sense.com • HQ: San Francisco, United States • Sales Enablement • Lead Generation • Marketing Automation • Marketing & Sales AI • 1001-5000 employees • Est. 2013 • Trust B • Hiring 27, 5 new
HQ: San Francisco, United States • Sales Enablement • Lead Generation • Marketing Automation • Marketing & Sales AI • 1001-5000 employees • Est. 2013 • Trust B • Hiring 27, 5 new
6sense is a B2B software company headquartered in San Francisco whose revenue platform uses AI, intent data and predictive analytics to help marketing and sales teams identify in-market accounts, orchestrate account-based campaigns and run advertising. Founded in 2013, it serves B2B revenue teams and has offices in the United States plus engineering centres in Bengaluru and Pune. It hires full-stack, machine learning and security engineers, product managers for its agentic platform, product and content designers, advertising account executives, business development representatives, customer success managers and analytics staff.
sprinterhealth.com • HQ: Menlo Park, United States • Care Coordination & Population Health • Home Care Services • 1001-5000 employees • Est. 2021 • Trust B • Hiring 38, 2 new
HQ: Menlo Park, United States • Care Coordination & Population Health • Home Care Services • 1001-5000 employees • Est. 2021 • Trust B • Hiring 38, 2 new
Sprinter Health is a healthcare company founded in 2021 that runs a medical practice delivering preventive care in patients' homes. Its clinicians and mobile phlebotomists carry out in-home visits, lab draws and screenings on behalf of health plans and provider organisations to close care gaps, supported by its own scheduling and routing technology and care coordination teams. The company is headquartered in Menlo Park, California, United States.
Worldwide Placement is a recruitment agency that fills senior and specialist positions for employers in Germany. Its postings include a chief technology officer for a fintech or banking business, a project management team lead for interior fit-out and a full stack engineer. The agency is based in Berlin, Germany.
noetik.ai • HQ: San Francisco, United States • Machine Learning • Drug Discovery • 51-200 employees • Est. 2021 • Startup • Hiring 5
HQ: San Francisco, United States • Machine Learning • Drug Discovery • 51-200 employees • Est. 2021 • Startup • Hiring 5
Noetik builds self-supervised foundation models of tumour biology trained on spatial multi-omic data it generates in its own laboratory. Founded in 2021 in San Francisco, it uses the models to nominate immuno-oncology targets and predict patient response. The company combines wet lab data generation with large-scale machine learning.
