Backend Developer jobs in Seattle hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $256,757/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
stripe.com • HQ: South San Francisco, United States • Payment Processing & Gateways • 1001-5000 employees • Est. 2010 • Trust B • Hiring 694, 43 new
HQ: South San Francisco, United States • Payment Processing & Gateways • 1001-5000 employees • Est. 2010 • Trust B • Hiring 694, 43 new
Stripe is a financial infrastructure company founded in 2010 by the Irish brothers Patrick and John Collison, dual-headquartered in South San Francisco and Dublin. Its APIs let businesses accept payments, run marketplaces, issue cards, manage subscriptions and handle tax and compliance without building banking integrations themselves, and it processes well over a trillion dollars of volume a year for customers ranging from startups to the largest technology companies. Beyond payments the company has expanded into treasury and issuing, revenue and finance automation, stablecoin infrastructure through its Bridge acquisition, and fraud prevention powered by its own machine learning models.
wrapbook.com • HQ: New York, United States • Professional Services • Media & Entertainment • Artificial Intelligence • Payroll Services • HR & Payroll Software • 201-500 employees • Est. 2018 • Startup • Hiring 13
HQ: New York, United States • Professional Services • Media & Entertainment • Artificial Intelligence • Payroll Services • HR & Payroll Software • 201-500 employees • Est. 2018 • Startup • Hiring 13
Wrapbook is a fintech and payroll platform founded in 2018 that automates financial management and onboarding for the film, television, commercial, and live production industries. The platform unifies complex union and non-union payroll, insurance coverage, time tracking, and tax compliance into a single digital application. By streamlining back-office administrative tasks, it enables production companies, crew members, and talent to manage project budgets and payments securely and efficiently.
atlassian.com • HQ: Sydney, Australia • IT Service & Asset Management • Intranet & Knowledge Management • Developer Tools • Project & Work Management Software • 1001-5000 employees • Est. 2002 • NASDAQ: TEAM • Trust A • Hiring 343, 36 new
HQ: Sydney, Australia • IT Service & Asset Management • Intranet & Knowledge Management • Developer Tools • Project & Work Management Software • 1001-5000 employees • Est. 2002 • NASDAQ: TEAM • Trust A • Hiring 343, 36 new
Atlassian is an Australian software company founded in Sydney in 2002 by Mike Cannon-Brookes and Scott Farquhar, who funded it on credit cards and grew it for years without a traditional sales force. Its products became the default coordination layer for software teams: Jira for issue and project tracking, Confluence for documentation, Bitbucket for source control and Jira Service Management for IT support. Listed on Nasdaq since 2015, the company has expanded into video messaging with Loom and agentic AI through Rovo, and derives almost all of its revenue from cloud subscriptions after retiring its self-hosted server products.
washington.edu • HQ: Seattle, United States • Education • Higher Education • 1001-5000 employees • Est. 1861 • Trust B • Hiring 355, 39 new
HQ: Seattle, United States • Education • Higher Education • 1001-5000 employees • Est. 1861 • Trust B • Hiring 355, 39 new
Headquartered in Seattle, Washington, the University of Washington (UW) is a major public research university and the flagship higher education institution of Washington state. The university offers a comprehensive array of undergraduate, graduate, and professional degree programs spanning medicine, computer science, engineering, business, law, and public health. Driven by a massive research enterprise, strong tech industry partnerships, and its integrated healthcare network (UW Medicine), the organization advances scientific discovery, regional economic development, and high-impact medical care globally.
trupanion.com • HQ: Seattle, United States • Property & Casualty Insurance • Est. 2000 • NASDAQ: TRUP • Trust B • Hiring 45, 4 new
HQ: Seattle, United States • Property & Casualty Insurance • Est. 2000 • NASDAQ: TRUP • Trust B • Hiring 45, 4 new
Headquartered in Seattle, Washington, Trupanion is a leading provider of comprehensive medical insurance for cats and dogs across North America. The company offers subscription-based coverage plans that help pet owners manage unexpected expenses for accidents, illnesses, and specialized care. By offering direct-payment technology to veterinary clinics, it simplifies the claims process and makes quality medical treatment more accessible.
truveta.com • HQ: Bellevue, United States • Health Data & Interoperability • 201-500 employees • Est. 2020 • Startup • Hiring 30
HQ: Bellevue, United States • Health Data & Interoperability • 201-500 employees • Est. 2020 • Startup • Hiring 30
Truveta is a healthcare data and analytics company headquartered in Bellevue, Washington, and founded in 2020. The company provides a platform that aggregates and de-identifies real-world clinical data from dozens of major US health systems to support medical research, clinical trials, and regulatory-grade evidence generation. It serves pharmaceutical companies, medical device manufacturers, and public health organizations by offering longitudinal patient records, clinical notes, and imaging data for therapeutic discovery and safety monitoring.
qxo.com • HQ: Greenwich, United States • Building Materials • Wholesale • 5000+ employees • Hiring 191, 37 new
HQ: Greenwich, United States • Building Materials • Wholesale • 5000+ employees • Hiring 191, 37 new
QXO is a publicly traded distributor and installer of building products headquartered in Greenwich, Connecticut, supplying roofing, siding, waterproofing, insulation, lumber and other building materials to contractors and homebuilders. Led by chairman and CEO Brad Jacobs, it has grown through acquisitions to about 28,000 employees and 1,150 locations across all 50 US states and Canadian provinces, and describes itself as the largest distributor and installer of insulation in North America. It hires CDL drivers, warehouse associates, branch and assistant branch managers, dispatchers, software and security engineers, and branch operations interns.
anduril.com • HQ: Costa Mesa, United States • Defense Manufacturing • C4ISR • Military Drones • Defense AI • 5000+ employees • Est. 2017 • Trust B • Hiring 2073, 157 new
HQ: Costa Mesa, United States • Defense Manufacturing • C4ISR • Military Drones • Defense AI • 5000+ employees • Est. 2017 • Trust B • Hiring 2073, 157 new
Anduril Industries is an American defence technology company founded in 2017 that builds autonomous systems and command software for military and border security customers. Rather than bidding on cost-plus programmes, it develops products with its own capital and sells them as finished systems, from surveillance towers and counter-drone interceptors to underwater vehicles and collaborative combat aircraft. Its Lattice software platform fuses sensor data into a single operating picture and controls the hardware family, and the company is headquartered in Costa Mesa, California with a large manufacturing site in Ohio.
yoailabs.com • HQ: San Francisco, United States • AI Evaluation & Observability • AI Training Data & Annotation • 5000+ employees • Trust A • Hiring 1888, 53 new
HQ: San Francisco, United States • AI Evaluation & Observability • AI Training Data & Annotation • 5000+ employees • Trust A • Hiring 1888, 53 new
YO AI Labs is an artificial intelligence platform specializing in AI model training, evaluation, and data annotation services. Headquartered in San Francisco, California, United States, the company connects domain experts and remote specialists across the globe to review, test, and benchmark generative AI model outputs. Through its decentralized workforce solutions and structured evaluation workflows, it enables frontier technology developers to enhance the accuracy, safety, and reliability of next-generation artificial intelligence systems.
disney.com • HQ: Burbank, United States • Animation • Streaming & OTT Platforms • Theme Parks & Attractions • Film Production • 1001-5000 employees • Est. 1923 • Trust A • Hiring 302, 20 new
HQ: Burbank, United States • Animation • Streaming & OTT Platforms • Theme Parks & Attractions • Film Production • 1001-5000 employees • Est. 1923 • Trust A • Hiring 302, 20 new
The Walt Disney Company is an American media and entertainment group that produces films and television through studios including Walt Disney Animation, Pixar, Marvel, Lucasfilm and 20th Century Studios. It runs the Disney+ and Hulu streaming services, the ABC television network and ESPN, and operates theme parks, resorts and cruise ships in the United States, Europe and Asia, alongside a consumer products and licensing business. Founded in 1923, the company is headquartered in Burbank, California, United States.
$243k – $326k per year • Lead • 12+ years exp • In office (Seattle, San Francisco, New York, United States) • Bachelor's Degree • Full-Time • Principal
ladgov.com • HQ: Williamsburg, United States • 1001-5000 employees • Hiring 250, 4 new
HQ: Williamsburg, United States • 1001-5000 employees • Hiring 250, 4 new
Headquartered in Williamsburg, Virginia, Ladgov Corporation is a professional services contractor providing specialized technical, workforce, and operational solutions to federal agencies and defense clients. The company delivers support across diverse functional areas, including cybersecurity, information technology, healthcare staffing, logistics, and administrative project management. By deploying tailored mission support and qualified personnel, it assists government and commercial partners in meeting regulatory standards and executing mission-critical programs.
nordstrom.com • HQ: Seattle, United States • Luxury Retail • 1001-5000 employees • Est. 1901 • Trust A • Hiring 1626, 259 new
HQ: Seattle, United States • Luxury Retail • 1001-5000 employees • Est. 1901 • Trust A • Hiring 1626, 259 new
Nordstrom is a retail enterprise specializing in upscale department store operations, luxury fashion, and digital commerce. Headquartered in Seattle, Washington, the company operates a network of full-line department stores, off-price retail locations (Nordstrom Rack), and integrated e-commerce platforms. The enterprise distributes high-end apparel, footwear, beauty products, jewelry, and home goods, offering a mix of international designer brands, exclusive labels, and in-house private merchandise.
serko.com • Bengaluru • Auckland • Dallas • Procurement & Spend Management • Business Travel • Travel Technology • 201-500 employees • Est. 2007 • Trust A • Hiring 12
Bengaluru • Auckland • Dallas • Procurement & Spend Management • Business Travel • Travel Technology • 201-500 employees • Est. 2007 • Trust A • Hiring 12
Our purpose is to transform the way businesses manage travel and expenses. We do this by helping companies drive down the cost of their travel program using smart technology, and making the process of booking and managing travel and reconciling expenses a positive experience for their people. We are a global team of driven and passionate professionals who build kick-ass technology for the global travel and expense industry.
accenture.com • HQ: Dublin, Ireland • Business Process Outsourcing (BPO) • Systems Integrators • Management Consulting • IT Consulting & Digital Transformation • 5000+ employees • Est. 1989 • IT services • Trust A • Hiring 4725, 78 new
HQ: Dublin, Ireland • Business Process Outsourcing (BPO) • Systems Integrators • Management Consulting • IT Consulting & Digital Transformation • 5000+ employees • Est. 1989 • IT services • Trust A • Hiring 4725, 78 new
Accenture is a professional services company that began as the consulting arm of the accounting firm Arthur Andersen, separated as Andersen Consulting in 1989 and took its present name in 2001. It is one of the largest technology services organisations in the world, employing well over seven hundred thousand people and running strategy, consulting, technology, operations and industry work for most of the Fortune Global 500. Incorporated in Dublin and built on a delivery network concentrated in India and the Philippines, it has reoriented around cloud migration, cybersecurity and generative AI, which it now books as a distinct multi-billion dollar revenue line.
$94k – $266k per year • Staff+ • 6+ years exp • In office (New York, Milwaukee, Dallas, Columbus, Kirkland, United States) • Associate's Degree • Full-Time • Architect
plaud.ai • HQ: San Francisco, United States • Office & Productivity Software • Speech & Audio AI • 501-1000 employees • Est. 2021 • Startup • Trust A • Hiring 46, 2 new
HQ: San Francisco, United States • Office & Productivity Software • Speech & Audio AI • 501-1000 employees • Est. 2021 • Startup • Trust A • Hiring 46, 2 new
Plaud is an AI hardware and software company headquartered in San Francisco that makes AI voice recorders and note-taking devices, with companion apps that transcribe, summarize and organize in-person conversations, phone calls and online meetings. Incorporated in Delaware and with further offices in Singapore, Tokyo, Shenzhen, Seattle and Beijing, it reports more than 2,500,000 users since 2023 and a $300 million revenue run rate reached within three years as a bootstrapped, profitable business. It hires machine learning engineers for speech models, full-stack and security engineers, product and growth managers, hardware designers and regional marketing and PR staff.
opower.com • HQ: Arlington, United States • Energy & Utilities • Data & Analytics • Customer & Retention Analytics • Energy Efficiency • 1001-5000 employees • Est. 2007 • Trust B • Hiring 394, 8 new
HQ: Arlington, United States • Energy & Utilities • Data & Analytics • Customer & Retention Analytics • Energy Efficiency • 1001-5000 employees • Est. 2007 • Trust B • Hiring 394, 8 new
Opower is an enterprise cloud software company that delivers behavioral energy efficiency, customer engagement, and demand-response solutions to utility providers worldwide. Headquartered in Arlington, Virginia, the company operates as a key business unit within Oracle, serving hundreds of global utilities and tens of millions of residential households. By combining big data analytics with behavioral science and artificial intelligence, its platform generates personalized home energy reports and proactive alerts that empower consumers to reduce their energy consumption and lower utility bills.
spacenexus.us • HQ: Uppsala, Sweden • Digital Media • Financial Data & Market Intelligence • 1-10 employees • Est. 2026 • Trust A • Hiring 1744
HQ: Uppsala, Sweden • Digital Media • Financial Data & Market Intelligence • 1-10 employees • Est. 2026 • Trust A • Hiring 1744
SpaceNexus is a space industry intelligence platform run by SpaceNexus LLC that tracks launches, satellites, space stocks, funding rounds, contract awards and news for investors, engineers and analysts. The service, launched in 2026, offers profiles of more than 370 space companies, newsletters, an API, embeddable widgets and a space jobs section that aggregates openings from firms such as Planet and Varda Space Industries. Its job feed therefore lists third-party roles in spacecraft engineering, manufacturing, software, legal and operations rather than positions at SpaceNexus itself.
aurelian.com • HQ: Seattle, United States • Artificial Intelligence • Law Enforcement • Speech & Audio AI • Conversational AI • 51-200 employees • Est. 2022 • Hiring 7
HQ: Seattle, United States • Artificial Intelligence • Law Enforcement • Speech & Audio AI • Conversational AI • 51-200 employees • Est. 2022 • Hiring 7
Aurelian is an artificial intelligence company headquartered in Seattle, Washington, and founded in 2022 by James Liu and Max Keenan. The company builds a voice assistant that answers non-emergency calls to 911 centres, triaging and resolving reports such as noise complaints, parking violations, and lost property without occupying a dispatcher. Its systems are deployed in communication centres serving several million residents and automate a large share of the non-emergency call volume.
tiktok.com • HQ: Culver City, United States • Social Networks • Video & Photo Sharing • Social Commerce • Advertising • 1001-5000 employees • Est. 2016 • Trust B • Hiring 3464, 85 new
HQ: Culver City, United States • Social Networks • Video & Photo Sharing • Social Commerce • Advertising • 1001-5000 employees • Est. 2016 • Trust B • Hiring 3464, 85 new
TikTok is a short-form video platform owned by the Chinese technology group ByteDance and launched internationally in 2016, growing further after the 2018 merger with the lip-sync app Musical.ly. Its recommendation feed surfaces content by engagement signals rather than social graph, which lets new creators reach large audiences quickly and made the app one of the most downloaded in the world. The company runs dual operating hubs in Singapore and Los Angeles and has built an advertising business, a live streaming economy and the TikTok Shop commerce marketplace on top of the video feed.
rarecyte.com • HQ: Seattle, United States • Molecular Diagnostics • Bioinformatics • 201-500 employees • Est. 2009 • Hiring 2, 1 new
HQ: Seattle, United States • Molecular Diagnostics • Bioinformatics • 201-500 employees • Est. 2009 • Hiring 2, 1 new
RareCyte, Inc. is a Seattle-based precision biology company developing advanced platforms and services for spatial biology and liquid biopsy. Its Orion spatial proteomics platform enables single-round high-plex immunofluorescence imaging for translational and clinical research.
