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.
plaid.com · HQ: San Francisco, United States · Financial Software & Embedded Finance · 1001-5000 employees · Est. 2013 · Trust A · Hiring 128, 9 new
HQ: San Francisco, United States · Financial Software & Embedded Finance · 1001-5000 employees · Est. 2013 · Trust A · Hiring 128, 9 new
Plaid Inc. is a financial technology company headquartered in San Francisco, California, and founded in 2013. The company develops a data transfer network and application programming interfaces that allow consumers to securely connect their bank accounts to financial applications and services. It operates globally across North America and Europe, serving over 12,000 financial institutions and powering thousands of digital finance tools for millions of users.
slashfinancial.com · HQ: San Francisco, United States · Cards & Card Issuing · Digital Banks & Neobanks · Est. 2020 · Likely startup · Trust A · Hiring 15
HQ: San Francisco, United States · Cards & Card Issuing · Digital Banks & Neobanks · Est. 2020 · Likely startup · Trust A · Hiring 15
Slash Financial is an American fintech company that offers business banking accounts, corporate cards and payment tools. Its customers include startups, e-commerce brands, marketing agencies and crypto companies, which use it for spending controls, virtual cards, domestic and cross-border transfers and stablecoin payments. Founded in 2020, the company is headquartered in San Francisco, California, United States.
veranahealth.com · HQ: San Francisco, United States · Health Data & Interoperability · 201-500 employees · Est. 2016 · Hiring 6
HQ: San Francisco, United States · Health Data & Interoperability · 201-500 employees · Est. 2016 · Hiring 6
Verana Health turns clinical data from medical specialty societies into research-grade real-world evidence. It holds exclusive partnerships with registries in ophthalmology, neurology and urology covering tens of millions of patients. Life sciences companies use the data for trials, safety studies and regulatory submissions.
overland.ai · HQ: Seattle, United States · Military Robotics · Defense AI · Autonomous Driving · 201-500 employees · Est. 2022 · Trust A · Hiring 45, 2 new
HQ: Seattle, United States · Military Robotics · Defense AI · Autonomous Driving · 201-500 employees · Est. 2022 · Trust A · Hiring 45, 2 new
Overland AI is a defense technology company that develops off-road autonomy software and autonomous ground vehicles for military use, built to operate cross-country without roads or GPS. Founded in 2022 with roots in University of Washington robotics research, it supplies its autonomy stack and ULTRA vehicles to United States Army and Marine Corps programs and tests in Ellensburg, Washington. The company is headquartered in Seattle, Washington, United States.
$150k – $250k per year · Equity · Junior · 2+ years exp · In office (San Francisco, United States) · Bachelor's Degree · Full-Time · Nationals only · Junior
coworker.ai · HQ: San Francisco, United States · Intranet & Knowledge Management · AI Agents · 201-500 employees · Est. 2022 · Startup · Trust B · Hiring 6
HQ: San Francisco, United States · Intranet & Knowledge Management · AI Agents · 201-500 employees · Est. 2022 · Startup · Trust B · Hiring 6
Coworker AI is the enterprise AI agent platform. Chat, cowork, and code with the right model for every task, your full company context, and 50+ connectors. Same frontier AI quality at a fraction of the cost.
samba.tv · HQ: San Francisco, United States · Advertising · Media & Audience Measurement · 501-1000 employees · Est. 2008 · Trust A · Hiring 55
HQ: San Francisco, United States · Advertising · Media & Audience Measurement · 501-1000 employees · Est. 2008 · Trust A · Hiring 55
Samba TV measures television viewing through software embedded in smart TVs from major manufacturers. Advertisers use the resulting panel to see which households saw a campaign and to target follow-up advertising on other devices. The company operates across dozens of countries and publishes regular viewership research.
arceus.legal · HQ: San Francisco, United States · Legal AI · Legal Services · 201-500 employees · Startup · Hiring 10
HQ: San Francisco, United States · Legal AI · Legal Services · 201-500 employees · Startup · Hiring 10
Arceus is a modern law firm redefining the future of law for fast-growing companies. Our licensed attorneys, supported by AI, deliver contract review, negotiation, and drafting in hours — priced upfront and never billed by the hour.
headway.co · HQ: New York, United States · Psychotherapy & Counseling · Digital Mental Health · 1001-5000 employees · Est. 2019 · Trust B · Hiring 95, 8 new
HQ: New York, United States · Psychotherapy & Counseling · Digital Mental Health · 1001-5000 employees · Est. 2019 · Trust B · Hiring 95, 8 new
Headway is an American mental health company that operates a platform helping therapists, psychologists and psychiatrists in private practice accept commercial insurance and Medicare, handling credentialing, billing and payments for them. Patients use it to find in-network providers for therapy and medication management at insurance rates. Founded in 2019, it has built a network of tens of thousands of clinicians across the United States. The company is headquartered in New York, New York, United States.
stuut.ai · HQ: San Francisco, United States · ERP & Business Management Software · AI Agents · 51-200 employees · Est. 2024 · Startup · Hiring 23, 4 new
HQ: San Francisco, United States · ERP & Business Management Software · AI Agents · 51-200 employees · Est. 2024 · Startup · Hiring 23, 4 new
Stuut automates your entire order-to-cash process. Collect 40% more revenue with AI agents that actually do the work. Live and collecting cash in days.
metriport.com · HQ: San Francisco, United States · Health Data & Interoperability · 51-200 employees · Est. 2022 · Startup · Trust B · Hiring 18
HQ: San Francisco, United States · Health Data & Interoperability · 51-200 employees · Est. 2022 · Startup · Trust B · Hiring 18
Metriport is a health data infrastructure company headquartered in San Francisco, California, and founded in 2022. The company provides an open source API that retrieves and normalises patient medical records from health information exchanges, electronic health record systems, and consumer wearables into a single format. It sells to digital health companies, providers, and payers that need patient history without building separate integrations for each data source.
interface.ai · HQ: San Francisco, United States · Conversational AI · AI Agents · 51-200 employees · Startup · Trust C · Hiring 25
HQ: San Francisco, United States · Conversational AI · AI Agents · 51-200 employees · Startup · Trust C · Hiring 25
Turn every interaction into revenue, not just resolution.. AI that answers is table stakes. Ours completes the transaction on your core and turns every service moment into growth.
faire.com · HQ: San Francisco, United States · Wholesale · Marketplaces · 501-1000 employees · Est. 2017 · Startup · Trust B · Hiring 61, 5 new
HQ: San Francisco, United States · Wholesale · Marketplaces · 501-1000 employees · Est. 2017 · Startup · Trust B · Hiring 61, 5 new
Faire is an online wholesale marketplace headquartered in San Francisco, California, that connects independent retailers with brands and uses data and machine learning to help shop owners discover and stock products. Founded in 2017, it lets retailers order in small quantities with net-60 payment terms and free returns on first orders, and it serves hundreds of thousands of retailers across North America and Europe. It hires software engineers, applied AI and machine learning scientists, product analytics engineers, product managers and marketers, strategy and finance leads, GTM systems engineers, account executives and bilingual sales development representatives.
cognition.ai · HQ: San Francisco, United States · AI Development Tools · AI Agents · Code Intelligence · 201-500 employees · Est. 2023 · Startup · Trust B · Hiring 101, 4 new
HQ: San Francisco, United States · AI Development Tools · AI Agents · Code Intelligence · 201-500 employees · Est. 2023 · Startup · Trust B · Hiring 101, 4 new
Cognition is an applied artificial intelligence lab founded in 2023 that created Devin, an autonomous software engineering agent able to plan, write and debug code across a full repository. The company drew attention for demonstrating long-horizon coding work rather than single-file completion, and it sells Devin to engineering organisations. In 2025 it acquired the Windsurf coding assistant team and product, broadening its developer tooling.
ketch.com · HQ: San Francisco, United States · Data Governance & Catalogs · Security Compliance · 51-200 employees · Est. 2020 · Startup · Hiring 4
HQ: San Francisco, United States · Data Governance & Catalogs · Security Compliance · 51-200 employees · Est. 2020 · Startup · Hiring 4
Ketch is a data privacy software company that provides an enterprise platform for consent management, data subject access requests, data mapping and privacy assessments. Its tools help businesses comply with GDPR, CCPA and US state privacy laws and govern how customer data is used in marketing and AI systems. The company was founded in 2020 and is headquartered in San Francisco, California, United States.
