ML Infrastructure
1,466 open positions
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Senior Backend Engineer Straia • San Francisco • Remote (Work from Home)In office • San Francisco Design, build, and scale core infrastructure for an enterprise data intelligence platform using agentic AI workflows.
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?Senior Software Engineer Remote Design, build, and scale the operational backbone for last-mile pharmacy delivery, integrating AI-native systems to optimize dispatch and routing.
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Senior Backend Engineer HelioAI • Hubli • Remote (Work from Home)Remote only • Everywhere Design and scale backend architecture for an AI concierge powering live conversations, catalog tools, and order management across hundreds of Shopify storefronts.
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Product Engineer (Backend) £90k – £160kRemote • London Building and scaling backend infrastructure for AI agents that process multimodal data for finance and insurance teams.
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Full Stack Engineer - Voice AI vaiu.ai • Bengaluru • Remote (Work from Home)Remote Building server-side infrastructure for real-time, low-latency conversational AI voice agents and voicebots.
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Senior Software Engineer (Remote) midpage.ai • Remote (Work from Home)Remote Building data pipelines and systems to augment legal documents with metadata for a lawyer-facing AI platform and B2B data services.
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?Senior Full Stack Software Engineer Remote Building neuro-symbolic AI applications for an accounting firm, focusing on backend services, data pipelines, and frontend product experiences.
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Backend Developer 2+ year experienced
SuperdashRemote Work Policy
Building Voice AI infrastructure using LLMs and backend technologies.
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Staff API/Microservices Engineer (Agentic AI-Focused) GenAI.Labs • Los Angeles County • Remote (Work from Home)Remote only • United States Design and develop scalable APIs and microservices powering custom AI systems, websites, and applications.
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Software Engineer, Enterprise AI
Scale AIRemote
Building and scaling an enterprise-grade Generative AI platform providing APIs for knowledge retrieval, inference, and evaluation.
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Senior Software Engineer VellumNew York City, NY Building robust critical infrastructure and backend systems to help companies bring AI/LLMs into production, focusing on prompt chaining, fine-tuning, and multimodality.
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?Senior Software Engineer, Full Stack Remote $175k–$175k Senior Full Stack Engineer owning end-to-end distributed systems and product areas, integrating AI-first development practices.
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Senior Software Engineer Medsender • New York • Remote (Work from Home)Onsite or remote • New York+2 Building AI-powered document automation pipelines for healthcare providers to classify documents, extract fields, and sync data to EHRs.
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⚙️ Backend / AI Engineer - Core Team Kalmus • Miami • Remote (Work from Home)Remote Design and build backend systems for AI reasoning, retrieval pipelines, memory systems, and agent behavior to power an AI platform.
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?Software Engineer Remote only • United Kingdom Designing and building the infrastructure and APIs that power an analysis engine for extracting insights from complex human text data.
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Senior Backend Engineer Upscale AI • New York City • San Francisco • Remote (Work from Home)Remote Design and implement LLM-powered workflows and backend features for AI-native systems that solve real business problems in the adtech space.
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Senior Backend Architect - Emergency Dispatch Infrastructure AASIOM • India • Remote (Work from Home)Remote $80k–$80k Designing and building the core network routing and database infrastructure for an AI-powered emergency dispatch system.
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Full-Stack AI Product Engineer (Full-Time Contract Role) CellStrat • Delaware • Bengaluru • Remote (Work from Home)Onsite or remote • Delaware+3 $0k–$0k Design and build backend systems and production-grade AI agent workflows for US clients and the internal healthcare AI platform.
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Founding Backend Engineer StimulerBengaluru, India $0k–$0k Design, develop, and maintain backend systems for a real-time AI speech tutor serving non-native English speakers globally.
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?Founding Engineer – Supply Chain Intelligence & Carbon Infrastructure Remote Architecting and building core intelligence platforms for supply chain provenance, digital twins, and carbon tracking.
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Software Engineer II Belva AIBellevue, WA Backend Python engineer integrating ML models and data pipelines into scalable software applications for an AI telecommunications company.
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?Software Engineer (Integrations) Remote $100k–$100k Design and implement scalable AI systems for real-time causal inference, integrating solutions into product workflows.
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Senior AI Backend Engineer Acorn Globus • India • Remote (Work from Home)Remote Lead development of complex Python applications and AI-powered features including RAG pipelines and intelligent search systems.
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AI / ML & Backend Systems Intern
TextifyRemote (
Intern role bridging machine learning model training with backend systems to serve optimized models on mobile devices.
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Backend AI Engineer (Min 2 YOE) Wesence • Bengaluru • Remote (Work from Home)Onsite or remote • Bengaluru+1 Designing and shipping backend systems and AI-powered workflows for enterprise clients and internal AI platforms.
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Founding Engineer TransVoix • Phoenix • Remote (Work from Home)Remote only • United States Co-designing and hardening a real-time voice infrastructure platform for multi-lingual translation, voice cloning, and contact center solutions.
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Founding Engineer — Open-Source AI Deployment Tools HexGrid Cloud • San Francisco • Amsterdam • Berlin • Remote (Work from Home)Onsite or remote • San Francisco+3 Building developer tools and backend infrastructure to deploy, serve, monitor, and improve open-source AI models in real-world environments.
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Senior Software Engineer OuterSignal • New York City • Remote (Work from Home)Remote • New York City Architect and own core systems processing millions of orders across APIs and LLM pipelines to build a customer intelligence layer for commerce.
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?Software Engineer Remote only • United States Architect and build the Clinical Context Layer infrastructure that encodes clinician preferences and guardrails into enterprise healthcare systems, enabling safe and precise AI automation for clinicians.
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?Principal Software Engineer (9+ yrs Python + Django + LLM) Remote Design, develop, and scale high-performance backend systems and AI-powered applications for US Healthcare clients.
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Founding Infrastructure Engineer VLM RunSanta Clara, CA $0k–$0k Build and scale the enterprise infrastructure layer for Vision-Language Models (VLMs) to enable developers to fine-tune, specialize, and run models that convert images, PDFs, and video into structured data.
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Research Scientist
Phare HealthRemote (
$140k–$140k
Conduct applied research on real healthcare data to build AI systems for medical coding, billing, and follow-up, focusing on explainability, reinforcement learning, and long-context information retrieval.
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Software Engineer BrelliumNew York City, NY Build and scale core backend systems and product features for an AI-powered medical review platform that mitigates clinical and compliance risks for healthcare providers.
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Software Engineering Intern Diffuse BioRemote Design, build, and iterate on research infrastructure and tools for AI protein design systems.
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Backend Engineer — San Francisco (Hybrid or Remote)
EngeniousRemote
$170k–$200k
Backend Engineer building scalable AI-powered writing and productivity tools, including plagiarism detection and citation workflows for educational platforms.
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🌎 Senior Backend Engineer - Remote, Contract Xperteez TechnologyRemote Design, develop, and implement realistic cloud infrastructure environments to evaluate AI model proficiency in systems design, deployment, and troubleshooting.
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?Senior Software Engineer - AI Systems Onsite or remote • Boston+1 Senior engineer owning AI quality, reliability, and production LLM systems for an AI-native pediatric nurse triage platform.
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Backend / AI Engineer AI Video Summarizer • Singapore • Remote (Work from Home)Remote only • Everywhere Build and optimize video processing and summarization pipelines using speech-to-text and LLM-based systems.
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?Senior Software Engineer, Voice AI In office • New York Building and scaling a real-time voice agent pipeline (VAD + STT → LLM → TTS) to automate healthcare candidate screening and scheduling.
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?Senior Software Engineer, Applied ML Systems Remote Own the end-to-end decisioning and ranking pipeline for enterprise customers, including model inference, policy governance, and evaluation harnesses.
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Staff Backend Engineer Assured • Palo Alto • Remote (Work from Home)Remote • Palo Alto Designing and scaling core backend systems, APIs, and distributed services for a B2B SaaS platform that modernizes insurance claims processing and fraud detection.
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?Software Engineer – Full Stack AI - US-Remote Remote $130k–$170k Designing AI architecture standards and shipping production AI features (LLM integrations, RAG, vector search) for a healthcare communications platform.
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?Senior Software Enginee (Python/Django/10+ yrs) Remote Required skills: 10+ years of software development experience, Strong hands-on coding expertise in Python, Deep expertise in Django and FastAPI, Experience building scalable backend architectures and REST APIs, Strong understanding of distributed systems and…
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Backend Engineer Inner AIRemote Develop high-quality, scalable back-end services and APIs for an AI-native workspace platform.
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Founding Engineer — Distributed Systems (Games + AI) Phygtl, Inc.United States $0k–$0k Design and build the distributed systems layer for a spatial computing platform that enables persistent digital meaning in physical environments through real-time coordination of users, AI agents, and third-party developers.
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Senior Backend Engineer Spaces • San Francisco • Remote (Work from Home)Remote only • Everywhere Design and implement backend systems powering AI-driven workflows (outreach, qualification, scheduling, follow-ups) and orchestrate multi-step AI agent execution.
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Senior Software Engineer (Backend) HowieSeattle, WA Building and scaling backend systems for an AI scheduling assistant that coordinates calendars, emails, and external APIs for founders and executives.
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?Software Engineer, Infrastructure Remote • San Francisco Architecting, building, and scaling the core infrastructure and data systems powering an AI-driven CRM platform.
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?Senior Software Engineer, Platform Remote Design, extend, and operate the core Python services powering agent orchestration, connector management, schema resolution, streaming chat, and sandboxed execution for enterprise customers.
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