Senior Backend Engineer: AI-Scale Infra, Remote
$160k - $240kAdvatix
- Remote job
Advatix is seeking a Senior/Staff Backend Engineer to help build and scale large-scale infrastructure for conversational AI. You will own backend services in TypeScript/Node.js and Python, scale simulation infrastructure to 200K+ concurrent voice calls, and design a purpose-built database for AI workloads. The role is remote within the United States, offers $160,000–$240,000 per year with 0.2%–1.0% equity, and requires strong ownership and fast iteration in a startup-like environment. #J-18808-Ljbffr Advatix
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- Spur in New York City is seeking a founding infra/backend engineer to architect the backbone of Spur’s core platform, powering thousands of browser... ...high-impact solutions. The role demands 5+ years of at-scale infra experience, deep Docker/Kubernetes/Terraform expertise...Suggested
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$190k - $300k
...USA to extend our engineering capacity on their... .... We are hiring a Senior Backend Engineer for one of... ...partners, an early-stage AI startup in San... ...software at scale - Deep Python expertise... ...in pure infra or backend work... ...- Workplace : Remote-friendly, with offices...Remote workSeniorFull time- ByteHire Limited. is seeking a Senior Backend AI Engineer in a remote-friendly, US-based role. You will design and operate backend systems powering AI-driven automation, focusing on scalability, reliability, and real-world impact. You’ll build production-grade AI services...Remote jobSenior
- Affirm is seeking a Senior Software Engineer to architect, build, and scale relational and distributed SQL databases within the Online Storage platform. You will... ...for rapid, safe evolution of the data platform. Remote-first with optional in-person opportunities. #J-18...Remote workSenior
- ...research accelerator for frontier AI labs and a trusted partner for... ...who specialize in software engineering, logical reasoning, STEM,... ...Amazon, Meta, or similar high-scale engineering organizations. We... ...primary focus on Python across backend services, data pipelines, and...Remote jobSeniorFor contractorsFlexible hours
$185k
...Job Description HIRING: Senior Backend Engineer, Node & TypeScript, Stable SportsTech... ...\n My client is a leading remote-first sports technology... ...innovators \n An AI philosophy that doesn't suck... ...by a proven track record of scaling microservices, executing complex...Remote workSeniorImmediate startHome office$163k - $246.5k
...gets smarter as you build, with AI that learns your context to... ....dev.About the roleAs a Backend Engineer, you’ll work on our backend and... ...power Semgrep’s products at scale. You should have a strong understanding... ...offices depending on team. Remote employment will be considered...Remote workSeniorCurrently hiringWork at officeLocal areaWeekend work3 days per week- ...Backend Engineer We're a bootstrapped GenAI platform serving image and video generation at real scale — Fortune 500 clients, $35M+ ARR, and traffic that... ...backend) Exposure to ML/AI infrastructure, GPU... ...intersection of AI and scale Fully remote, full-time...Remote workSeniorFull time
- ...To support the scaling of large-scale infrastructure for conversational AI, the full-time Senior/Staff Backend Engineer will design and implement efficient storage structures, scale... ...using TypeScript/Node.js and Python in a remote work environment. Key Responsibilities...Remote workSeniorFull time
- ...builders to design and ship foundational infrastructure that lets us scale to the world’s largest enterprises while accelerating product... ...across APIs, infrastructure, and data flows, with a focus on backend platforms, distributed systems, and reliable services that endure...
$175k - $300k
...integrated, privacy-sensitive AI-powered platform that... ...minutes. We’re rapidly scaling this impact: today,... ..., mobile, and frontend engineers to develop this product... ...visitor screening and remote environmental sensing.... ...Bring7+ years of industry backend software engineering...Remote workSeniorFull timeWork visaFlexible hoursShift work$148k - $216k
...500 (and growing!) remote-first employees. For... ...above. We are AI Native We are... ...We're looking for engineers who want to help define... ...the Job As a Backend Engineer on the... ...-world problems at scale. You don't just... ...Velocity: We expect senior engineers who use...Remote workSeniorWorldwideFlexible hours$160k - $240k
...About the job Senior/Staff Backend Engineer Location: Remote - US working hours overlap Engagement: Full-time / Long... ...company building infrastructure for AI-powered voice agents . The product... ...and improve their AI voice agents at scale. The platform can automatically run...Remote workSeniorFull time- Cerby is seeking a senior software engineer to help design and scale SaaS products in a security-first, remote-first environment. You will craft scalable backend services, implement robust authentication and... .... Join a team that embraces AI-enabled tooling and modern development...Remote workSenior
- ...Senior Backend Software Engineer Join Archy as a Senior Backend Software Engineer and... .... Proactively leverage AI tools (e.g., Claude) to complement... ...and querying large-scale datasets. ~ Experience owning... ...~ Flexible vacation policy ~ Remote-friendly culture...Remote workSeniorFlexible hours
- ...Senior Backend Engineer At Atolio, we are a fully remote, well-funded startup founded by experienced leaders from Splunk and... ...-edge machine learning and AI to solve some of the most complex... ...search: indexing, retrieval, and scaling across multi-cloud infrastructure...Remote workSeniorHome officeFlexible hours
- ...effodio Senior Backend Software Engineer (Tech Lead) Full-Time | Remote - United States A variety of soft skills and experience... ...deliver actionable insights at scale, helping organizations optimize... ...protected characteristic. AI in Our Hiring Process effodio...Remote workSeniorFull timeVisa sponsorshipWork visa
- ...connect top-tier tech and engineering professionals with... ...We are looking for a Senior Backend Engineer who enjoys building... ...experience building AI/LLM-powered... ...high-growth startup or scale-up. Experience building... ...in It for You ~100% remote work within the United...Remote workSeniorFor contractors
- Zeta Global, NYSE: ZETA, is the AI-powered marketing cloud. The Identity team builds backend services powering the Zeta Identity Graph, handling... ...of data with sub-second latencies at scale. We seek a Senior Software Engineer to design APIs, optimize data pipelines with...Senior
- Affirm is hiring a Senior Staff Software Engineer to define and lead technical excellence across the Cards... ...scalable, reliable solutions with an AI-forward mindset. You will drive architectural... ...stakeholders and high accountability for building at scale. #J-18808-Ljbffr AffirmRemote jobSenior
$148k - $216k
...than 500 (and growing! ) remote-first employees. For... ...location above. We are AI Native We are building... ...it. We're looking for engineers who want to help define... ...product. About the Job As a Backend Engineer on the... ...real-world problems at scale. You don't just use AI...Remote workSeniorFull timeWorldwide$180k - $275k
A tech company in AI and content creation is seeking a Backend Developer to build and scale systems for millions of users. You will enhance backend infrastructure, collaborate across teams, and design distributed systems that ensure high performance. Candidates should have...Remote jobWork at officeWork from home- LVT is building an agentic AI platform with autonomous agents that perceive, reason, and act in real-world environments. This role strengthens... ...CV workflows. You will own cloud reliability, throughput, and scale, plus the router that fans events to intelligence services and...Senior
$192k - $240k
...spend effortlessly. Brex’s AI-native automation and... ...to grow your career.Engineering at BrexEngineering at Brex... ...building systems that scale with speed and... ...weeks per year of fully remote work!Responsibilities:Collaborate... ...with a focus on the backend.Experience building and...Remote workSeniorWork at officeWork from home- ...of thousands of concurrent device connections and delivers sub-second responses. We are looking for a Backend Engineer to own, evolve our infrastructure and APIs, scale streaming pipelines, and ensure reliability with strong DevOps practices. The role is based in NYC/...Senior
$165k - $200k
...products are made, at scale, in America. We are laying... ...'re building the first AI-powered platform... ...opportunity for a hands‑on backend engineer to build the core services... ...development. This senior engineer will work alongside... ...Location : Remote‑first, with preference...Remote workSeniorPermanent employmentContract workFor contractorsFor subcontractorWork at office$160k - $240k
...Type: Full Time Role : Senior/Staff Backend Engineer HRforGrowth® is engaged as... ...experience to help build and scale large-scale infrastructure for conversational AI. This position is ideal for an... ...production workloads. Location : Remote Job Type : Full-Time...Remote workSeniorHourly payPermanent employmentFull timeTemporary workLocal area
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