AI Software Engineer

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🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $106k - $119.3k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🤖 AI Engineer

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Liquidity Services

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1999

📦 Logistics

🏪 Marketplace

🛍️ eCommerce

Logistics • Marketplace • eCommerce

Liquidity Services is an online marketplace and asset recovery company that helps organizations monetize surplus, returned, obsolete and used assets through auctions, direct sales, and managed liquidation services. The company provides industrial, retail and government solutions including asset valuation, returns management, e-commerce seller self-service, and marketing to maximize recovery across hundreds of asset categories. Liquidity Services operates multiple marketplaces and platforms, serving thousands of sellers and millions of buyers worldwide to convert excess assets into cash.

📋 Description

• Embed pre-trained foundational models (OpenAI, Anthropic, open-source models) into web and enterprise applications using APIs and microservices. • Design and maintain Retrieval-Augmented Generation (RAG) systems, semantic search layers, and vector data workflows. • Construct multi-step AI orchestration chains, agentic workflows, and automated self-repairing coding harnesses. • Build automated evaluation frameworks to quantify AI accuracy, minimize model hallucination, and run error metrics. • Write production-ready backend code, design robust RESTful APIs, and manage data layers. • Implement system safety rules, data privacy guardrails, and prompt tracking to protect user data and shield against vulnerabilities.

🎯 Requirements

• Four-year degree in a related field or equivalent experience • 3+ years of professional software engineering experience. • Proven track record of shipping functional, AI-driven components or workflows into a production environment. • Experience working on high-concurrency public web applications • Experience implementing industry best practices as they relate to code construction and web application security • Experience with agile development environments and Scrum methodology a plus • Business domain experience in e-commerce and/or back-office applications a plus • Experience writing unit tests in an MVC environment a plus • Experience working in an Azure environment a plus • Hands-on experience with highly secured enterprise-level applications a plus • Full software-stack experience is mandatory, including knowledge of MVC, Typescript, C#, JavaScript, AJAX, JSON, HTML5, CSS3, and T-SQL • Hands-on experience with Angular is required • Experience using frameworks like LangChain, LangGraph, LlamaIndex, or the Hugging Face ecosystem. • Strong knowledge of relational databases (MSSQL). • Mastery of asynchronous programming, automated testing (unit/integration), Git version control, and system design patterns. • Practical experience with containerization (Docker) and deploying cloud services on AWS, Azure, or GCP.

🏖️ Benefits

• Competitive wages • Healthcare (medical, dental, vision, prescription drugs, FSAs) • 401(k) plan • Paid time off (PTO) and holidays • Paid parental leave • Life and disability insurance • Employee Assistance Program (EAP) • Professional development and tuition assistance