Founding Backend Engineer - AI Messaging Infrastructure
Clera
Clera is seeking a founding backend engineer to own and scale our AI assistant’s backend infrastructure. You will design and operate messaging pipelines, build an agent runtime for background tasks, and implement scheduling across time zones. You will lead capacity planning, optimize databases, and ensure data security, observability, and efficient costs. This role includes mentoring future engineers and establishing backend engineering practices. #J-18808-Ljbffr
- ...Pally is hiring a senior to staff level backend engineer to own and scale the infrastructure that powers a consumer AI assistant. You’ll design, build, run, and be paged... ...traffic grows weekly. Expect hands-on work across messaging pipelines, agent runtimes, and scheduling...Suggested
$200k - $300k
...About the Role Own the backend systems behind an AI assistant that communicates through text, email, and phone. As a hands‑on founding engineer, you will design, build, and operate reliable infrastructure for message delivery, long‑running agent tasks, and scheduled...SuggestedImmediate start$200k - $300k
...It replies to the messages you’ve been avoiding... ...You’ll own the infrastructure Pally runs on. People... ...is a hands-on engineering role. You’ll design... ...~ Fluency with AI-assisted development... ...ship. ~ You want founding-team scope. You’ll set the backend bar for Pally and...SuggestedFull time- ...Oho Group is building a platform where people and AI agents work together. We’re hiring a Founding Engineer to shape the backend infrastructure that lets agents execute complex tasks reliably, coordinate with each other and keep humans involved. This role offers an equity...Suggested
- ...) Role We're looking for a backend-leaning Founding Engineer (0-7 years experience) who has shipped... ...and help shape the core infrastructure that AI agents use to communicate and operate... ...Points Experience with email, messaging, or protocol-heavy systems (SMTP,...SuggestedRelocation
- ...Our client is building the AI-enabled infrastructure to power the next generation... ..., and maintain scalable backend services to help us serve millions... ...Collaborate with frontend engineers to design and implement... ...experience as a founder or founding engineer is highly preferred...Contract workWork experience placementWork at officeImmediate start
$225k - $275k
...About the Role Join an early-stage AI video software team as a founding backend engineer. You will lead the design of the systems and infrastructure behind AI-powered video products, while setting a high technical standard on a small engineering team. What You'll Do...Full time- ...Description We are hiring a Founding Software Engineer in San Francisco. We are... ...archetype at Unsiloed AI and set the ceiling for... ...stack end-to-end, from core infrastructure and production systems to... ...Architect, build, and scale core backend systems powering document...
- ...Job Openings Lead Founding Backend Engineer (Node, Python, React, AI/ML) - Startup Experience About the job Lead Founding Backend Engineer (Node, Python... ...Design for scale: Create resilient, high-performance infrastructure capable of supporting millions of users. Own the...
$180k - $250k
...Senior Backend Engineer, Managed Services New York, New... ...We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end... ...that make complex GPU infrastructure simple, reliable, and... ...gRPC, or distributed messaging Building CI/CD systems...For contractorsWork at officeWork from homeFlexible hours2 days per week$100k - $200k
...building the next generation of AI inference infrastructure. Our mission is to make... ...a small, high-caliber engineering team to build that future... ...Role We are looking for a Founding AI Infrastructure Engineer... ...This is not a traditional backend role. You will work across...$150k - $250k
# Founding AI Infrastructure EngineerRemote (US) or Hybrid (SF Bay Area)Full-time$150,000–$250,000 +... ...production and we're bringing on exceptional engineers to build the infrastructure that... ...judgment* •4+ years experience in backend/platform/infra roles (or equivalent depth...Full time$180k - $220k
...client is building a hyper-personalized, AI-powered shopping experience backed by... ...used by millions. Build APIs, core infrastructure, and backend services powering AI-driven personalization... ...data Ideal Qualifications: Backend engineer with 7+ years building reliable,...Full time$150k - $200k
...RoleWe're seeking a Backend Engineer to join our core team... ...and contributing to AI-driven clinical tools... ...alerting, and observability infrastructure using Prometheus and... ...systems leveraging message queues and streaming... ...potential as a founding team memberComprehensive...- ...technical founder building the backend systems and infrastructure that power Known - from... ...work closely with the founding team (AI/ML, fullstack, product,... ....Collaborate with AI/ML engineers to build APIs and data... ...for real-time messaging with presence indicators...
- ...Sphere is using AI to codify the world's international trade... ...world's first AI-native tax engine (which will be the foundation... ...globally, the need for scalable infrastructure to support transaction... ...Python. Our core application backend and data pipeline services are...Local area
$200k - $250k
...Backend Infrastructure Engineer You’ll work on the infrastructure that makes Firecrawl fast and reliable against a web that constantly changes and... ...Firecrawl is the easiest way to turn the web into data AI agents can use. One API call converts any URL into clean,...Full timeTemporary workFor contractorsRemote workVisa sponsorshipFlexible hours$200k - $260k
...Rebuild Matterhaul's infrastructure and core systems from zero... ...choices that the rest of engineering will build on for years. Founding infra seat with the architectural... ...is building the AI-native operating system... ...have: ~7+ years building backend and infrastructure...Full timeWork at officeLocal area$150k - $300k
...Compound AI seeks exceptional backend engineers in San Francisco to build the data pipelines that drive its AI agents. You will work directly with the founding team to integrate diverse financial data sources, ensuring precise query performance. The ideal candidate has...$200k - $240k
...Job Description Senior Backend Engineer — AI Healthcare The Opportunity... ...Backend Engineer to build the infrastructure that can eventually support... ..., QHINs, HIPAA compliance, message queues, model serving, or... ...highly relevant. Founders, founding engineers, and engineers...- ...Stealth Startup is seeking a Founding Senior Backend Engineer to shape core systems powering millions of AI-driven conversations. You’ll tackle real-time audio, telephony, and developer tooling, collaborating with the founding team from architecture to production. You...
- ...is the data and action layer for AI agents. We give agents fast,... ...We're now building that context infrastructure for production-grade agents on the... ...is not an ML research or prompt engineering role. We’re looking for an experienced backend or platform engineer who has built...Work at officeLocal areaFlexible hours
- ...Litmus in San Francisco is building a simulation infrastructure for evaluating AI agents. We’re hiring an experienced backend or infrastructure engineer to design and own the core platform architecture from day one. You will spin up simulated environments, run large fleets...
- ...Takt is seeking a Founding Full Stack Engineer to join our in-person team in San Francisco, 4–5 days... ...factories and will influence product, infrastructure, and architecture decisions. You... ...grade code at scale, and have strong backend skills. Salary is 120–180K with 0.5–...Relocation
- ...Consulting - Max Corporate Group is seeking a founding Full-Stack Engineer to build the product and infrastructure for a real-time AI wearable platform in the SF Bay Area. You... ...the full stack, from video pipelines to backend services and a user-facing app. The role...Full time
- ...Founding Full-Stack EngineerBuild the core interface... ...a Founding Full-Stack Engineer, you'll lead the creation... ...design, infra, and AI teams to ship performant... ...with AI infrastructure to surface agent actions... ...work across frontend, backend, and systems logic with...Local areaRemote work
- ...self-improving software: AI that automatically... ...Talent-dense (8 people, 6 engineers, 75% ex-founders)Well-... ...and ML training infrastructure that power automated experimentation... ...working on both backend code as well as... ...toolsPrevious experience founding or working at a high-...Work at officeMonday to Friday
$150k - $250k
...Moritz Global AI-native law firm handling legal work with same-day turnaround Founding Full-Stack Engineer $150K - $250K 0.10% - 0.60% San Francisco, CA, US Full-time Engineering... ...the the evals, observability and infrastructure that ensure agents are doing the right thing...Full time$163k - $246.5k
...gets smarter as you build, with AI that learns your context to cut... ...dramatically shrinking the backlog.Founded in San Francisco and backed by... ...semgrep.dev.About the roleAs a Backend Engineer, you’ll work on our backend and infrastructure systems to design, build and maintain...Currently hiringWork at officeLocal areaRemote workWeekend work3 days per week- ...HybridLoft Orbital is looking for a Backend Engineer to join our Mission... ...integration and test, and space infrastructure teams to integrate new... ...culture we enjoy.Who We Are: Founded in 2017, Loft provides governments... ...IoT connectivity, on-orbit AI, national security missions,...Full timeTemporary workLocal area
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