Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Backend Engineer — AI Infra & RAG

OuterSignal

OuterSignal, a startup building the customer intelligence layer for commerce, is seeking a senior backend engineer to own core systems and data pipelines. You’ll design scalable infra to process millions of orders, implement vector DB/RAG workflows, and ship end-to-end features with Shopify, Klaviyo, Slack, Zapier, and more.

You’ll work directly with the Founding Team on roadmap and hiring future engineers.

#J-18808-Ljbffr
Vacancy posted 5 hours ago
Similar jobs that could be interesting for youBased on the Senior Backend Engineer — AI Infra & RAG in New York, NY vacancy
  • Tecla is seeking a Senior Backend Engineer to design, build, and maintain scalable backend services using NestJS and Node....  ...designing, building, and owning production-grade AI agents and orchestration workflows, with RAG pipelines and LLM integration across the product.... 
    Senior
    Remote job

    Tecla

    New York, NY
    2 days ago
  • $132k - $150k

     ...mission is to bring real time economic optimization and AI prediction to every energy and manufacturing plant....  ...demanding industrial environments. Role Overview As a Senior Software Engineer - Backend & AI Infra focus, you will play a critical role in evolving... 
    Senior
    Work experience placement
    Live in
    Work at office
    Visa sponsorship
    Flexible hours

    CVector - Industrial AI

    New York, NY
    more than 2 months ago
  •  ...Senior Backend EngineerBevel is an AI Health Companion that helps people make smarter decisions about their health...  ...for incredible Senior Backend Engineers to help us build an ambitious roadmap...  ...the entire backend stack, from data infra to product endpointsBuild extensible... 
    Senior
    Work at office

    Bevel

    New York, NY
    3 days ago
  • $170k - $200k

     ...Senior Backend EngineerNew York, New York, United StatesTatari is on a mission...  ...intelligent application of AI and machine learning, Tatari...  ...looking for Senior Backend Engineers to join Tatari and play a key...  ...featuresFamiliarity with prompt engineering, RAG architectures, evaluation... 
    Senior
    Work at office
    2 days per week

    Tatari

    New York, NY
    3 days ago
  •  ...and scale their own clinics by providing AI-powered software, payer contracting, and...  .... Both founders are technical. Every engineer on the team has experience at early-...  ...technical decisions, and ship.   Role: Senior Backend Software Engineer We're a tiny engineering... 
    Senior
    Full time
    Work at office

    Alpaca Health

    New York, NY
    1 day ago
  •  ...ExaCare AI, based in New York, is searching for a Senior Software Engineer (Platform) to enhance and scale their infrastructure and backend systems. The role demands expertise in TypeScript and PostgreSQL while focusing on operational excellence and system reliability.... 
    Senior
    Flexible hours

    ExaCare AI

    New York, NY
    5 hours ago
  • $182.75k - $278.5k

     ...healthcare for the better. The Work Backend at Headway involves high-stakes logic. You...  .... What you could work on: The Modern AI-enabled Clinical System: Help design and...  ...their time back. The Insurance Billing Engine: We apply AI pragmatically ( blog ) to reduce... 
    Senior
    Full time
    Flexible hours
    Shift work

    Headway

    New York, NY
    1 day ago
  • $150k - $300k

     ...,000 per annum New York, United States Permanent Senior Backend Engineer - New York My client is a well funded early stage startup building...  ..., with a strong emphasis on building systems that enable AI-driven product experiences, supported by long term financial... 
    Senior
    Permanent employment

    Apollo Solutions

    New York, NY
    4 days ago
  •  ...Talent Network for Founding Back-end Software Engineer Roles at VC-Backed Startups This is not...  ...spans 200+ innovative companies across AI, cybersecurity, healthtech, fintech,...  ...looking to connect with exceptional Founding Backend Engineers who are excited about... 
    Senior
    Full time

    Signal Fire Inc

    New York, NY
    1 day ago
  • $195.5k - $264.5k

     ...Pave is looking for an experienced backend engineer to lead critical services on their compensation intelligence platform. The ideal candidate will have at least 5 years of experience in backend engineering, with a strong grasp of data-heavy applications using TypeScript... 
    Senior

    Pave

    New York, NY
    5 hours ago
  •  ...Lightning AI is seeking a Senior Software Engineer to design and build the backend systems powering AI agent orchestration and execution. You’ll create scalable APIs and platform capabilities for tool use, workflow orchestration, memory, and state management. You’ll partner... 
    Senior

    Lightning Services Inc

    New York, NY
    2 days ago
  • $165k - $225k

     ...operations, and distribution. Kalepa is building AI that can perform that work. We create...  ...– $225k USD* We are looking for smart engineers who love to code, seek challenging...  ..., and DevOps engineers to build scalable backend solutions as we continue to grow. We're a... 
    Senior
    Work at office
    Remote work

    Kalepa

    New York, NY
    2 days ago
  • $225k

     ...Staff+ Software Engineer, Backend and Infra Haize Labs takes AI-based applications from proof-of-concept to production. We eliminate risk and improve the reliability of LLM-based applications by haizing them – i.e. rigorously, proactively, and continuously fuzz... 
    Full time
    Work at office
    Visa sponsorship

    Haize Labs

    New York, NY
    1 day ago
  •  ...Axon is seeking a backend-focused software engineer to join the Prepared team in New York City. This hybrid position involves tackling challenges in audio/video processing and AI, ensuring the stability and speed of mission-critical systems. Applicants should have at... 
    Senior
    Flexible hours

    Accreditation Council For Graduate Medical Education

    New York, NY
    2 days ago
  • Concourse in New York, NY is hiring a software engineer to build and scale core infrastructure for AI agents. The role includes developing backend features, optimizing performance, and ensuring backend systems support high-volume queries. The ideal candidate has 2+ years... 

    concourse

    New York, NY
    5 days ago
  •  ...healthcare communicates in the age of AI.Today, clinics miss 30–40% of...  ...) and an ex-Amazon Alexa engineer who led AI/ML teams at...  ...opportunity to own foundational backend systems at a critical inflection...  ...architecture with the CTO and a senior engineer.Onsite Team Day (Half... 
    Senior

    Anaphero: Automating patient-facing tasks. Happier clinician...

    New York, NY
    3 days ago
  • $200k - $275k

     ...Senior Backend EngineerTitle of Role: Senior Backend EngineerLocation: New York, onsiteCompany...  ...on leveraging innovative technology and AI to enhance user experiences in the consumer...  ...6+ years of experience in backend engineering, with a strong focus on Python and FastAPI... 
    Senior

    Recruiting from Scratch

    New York, NY
    3 days ago
  • $40 per hour

     ...Senior Backend EngineerDoctronic | New York City ONSITE (Hybrid) | Reports to CEOThe MissionLet...  ...free and accessible to everyone through AI. We need backend infrastructure that can...  ...universitiesPreference for founders, founding engineers, or extensive startup... 
    Senior

    Doctronic

    New York, NY
    3 days ago
  •  ...roleAt Rippling, we're not just building AI features, we're building an autonomous...  ...most important bet at the company.As a Senior Engineer on AI Platform, you'll own meaningful technical...  ...closely with engineers across product, infra, and platform orgs. You'll work... 
    Senior
    Work at office
    3 days per week

    Rippling

    New York, NY
    3 days ago
  •  ...American can turn to for help. Thanks to AI and new regulations, Granted can fight claim...  ...the next few years. Curious about our engineering culture + tech stack? Check out this write...  ...claims. Building automated agents and backend services that handle complex case flows with... 
    Senior

    GrabJobs

    New York, NY
    3 days ago
  • $160k - $260k

     ...pushing the boundaries of what is possible in computer vision and AI-powered document processing. We are profitable and help...  ...remote team as well. About the role We are looking for a Senior Backend engineer passionate about building robust, scalable distributed systems... 
    Senior
    Full time
    Work at office
    Remote work

    Mathpix

    New York, NY
    2 days ago
  • $150k - $250k

     ...Veris Technologies Inc Job PostingVeris AI builds high-fidelity simulation environments...  .... Instead of relying on brittle prompt engineering or static tests, we expose models to realistic...  ...by building the simulation engine, app backend, and frontend that power Veris AI. You... 
    Senior

    Veris AI

    New York, NY
    3 days ago
  •  ...compensation dataset with deep expertise in AI and machine learning. Our platform is perfecting...  ...technical direction across projects, mentor engineers, and raise the bar on how the team buildWhat You'll Bring5+ years of backend engineering experienceA strong eye for... 
    Senior
    Contract work
    Flexible hours
    3 days per week

    Trove Information Technologies

    New York, NY
    3 days ago
  •  ...Backend Engineer And Hands-On ArchitectUS Mobile is building the future of wireless communication. The goal: one unified network open to any...  ...NoSQL database technologiesExperience integrating and leveraging AI-assisted development tools such as Claude and Opencode to... 
    Senior
    Worldwide
    Flexible hours

    US Mobile

    New York, NY
    2 days ago
  • $180k - $250k

     ...Senior Backend Engineer, Managed ServicesLightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction.Through... 
    Senior
    Work at office
    Work from home
    Flexible hours
    2 days per week

    Lightning AI

    New York, NY
    6 hours ago
  • $262k - $369k

     ...team within Alphabet working to build the AI-powered electric grid. We are tackling...  ...experts in energy, AI, software, engineering, and product to build tools that help the...  ...mission here . About the role As a senior staff backend software engineer building Tapestry’s... 
    Senior
    Full time
    Flexible hours

    Tapestry, Inc.

    New York, NY
    1 day ago
  •  ...SeatGeek is seeking a seasoned backend software engineer to own and evolve core services that ingest settlement and transaction data at scale, translating...  ...quality and reliability in a SOX-controlled environment, while using AI-first approaches to accelerate #J-18808-Ljbffr
    Senior

    SeatGeek

    New York, NY
    5 hours ago
  •  ...Maximor AI in New York is seeking a Senior Software Engineer to contribute significantly to the future of the finance stack. The role emphasizes building trustworthy...  ...preferably aligned with fintech, and is skilled in backend development using modern programming languages. This... 
    Senior

    Maximor AI

    New York, NY
    5 hours ago
  •  ...evoke is seeking a Senior Software Engineer to design the backend systems that will scale our real-time HealthTech platform from thousands to millions of sessions...  ...robust backend infrastructure, collaborating with AI and product teams, and improving system reliability in... 
    Senior

    evoke

    New York, NY
    5 hours ago
  •  ...Lightning AI is seeking a Senior Software Engineer for Training & Experimentation to design and scale backend systems that accelerate AI development. You will work across distributed training infrastructure, workload orchestration, and platform APIs while collaborating... 
    Senior
    Work at office
    Visa sponsorship

    Lightning

    New York, NY
    5 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Backend Engineer — AI Infra & RAG. Be the first to apply!