{"schemaVersion":"jobsearcher.job.v1","id":"ff84ee21daff1ca0b40a5db0","url":"https://jobsearcher.com/jobs/ff84ee21daff1ca0b40a5db0","canonicalUrl":"https://jobsearcher.com/jobs/ff84ee21daff1ca0b40a5db0","title":"AI Agent Developer","description":"We are looking for a motivated Junior-to-Mid-Level PHP developer to help us build and scale AI systems within our backend ecosystem. In this role, you will work in our in-house PHP agent framework to connect Large Language Models (LLMs) to internal APIs and databases, build RAG pipelines, and develop multi-step agent workflows. Working alongside senior engineers, you will turn business logic into intelligent, automated workflows that reason, call tools, and execute multi-step tasks. This is an in-person role in Glenview, IL. This requires regular on-site work, and relocation assistance is not provided.\nCore Responsibilities\nAgent Implementation: Build and refine AI agents and multi-step workflows using our in-house agent framework.\nAPI Integration: Write clean PHP code to connect commercial LLM APIs (OpenAI, Anthropic, Google) to internal REST APIs and enterprise databases, including tool calling and structured outputs.\nRAG & Vector Management: Assist in building and maintaining Retrieval-Augmented Generation (RAG) pipelines using embeddings and vector search.\nTesting & Evaluation: Write test scripts to evaluate agent outputs, benchmark token costs, and track down hallucinations and runaway loops.\nPrompt Engineering: Design, test, and version-control system prompts, function schemas, and tool definitions for chat and batch processing.\nRequired Technical Skills\nProgramming: 1–3 years of professional experience writing clean, readable, object-oriented PHP.\nAPI Fundamentals: Strong understanding of RESTful APIs, JSON parsing, and serialization in backend environments.\nDatabases: Solid SQL experience (we use Oracle, MySQL/MariaDB, and Postgres).\nVersion Control: Proficiency with Git and collaborative code-review workflows.\nPreferred Qualifications\nHands-on experience with LLM APIs\nExperience working with legacy code in a large, established codebase.\nWe offer our team members:\nFull Time starting pay: $50-54 based on experience\nYearly performance review\nPotential for advancement\nPerformance-based bonuses throughout the year\nMedical/Dental (Blue Cross and Blue Shield PPO Network) & Vision (VSP)\n401(k) (Charles Schwab) which includes a matching program\nLife & Disability insurance (Lincoln Financial)\nGenerous Paid Time Off/Sick Pay Program\nContinued training & career development\nEmployee discounts on all the products we sell","company":"Abt","rawCompany":"abt","city":"Glenview","state":"IL","isRemote":false,"isActive":false,"createdAt":"2026-08-04T00:23:59.765Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"AI Agent Developer","description":"We are looking for a motivated Junior-to-Mid-Level PHP developer to help us build and scale AI systems within our backend ecosystem. In this role, you will work in our in-house PHP agent framework to connect Large Language Models (LLMs) to internal APIs and databases, build RAG pipelines, and develop multi-step agent workflows. Working alongside senior engineers, you will turn business logic into intelligent, automated workflows that reason, call tools, and execute multi-step tasks. This is an in-person role in Glenview, IL. This requires regular on-site work, and relocation assistance is not provided.\nCore Responsibilities\nAgent Implementation: Build and refine AI agents and multi-step workflows using our in-house agent framework.\nAPI Integration: Write clean PHP code to connect commercial LLM APIs (OpenAI, Anthropic, Google) to internal REST APIs and enterprise databases, including tool calling and structured outputs.\nRAG & Vector Management: Assist in building and maintaining Retrieval-Augmented Generation (RAG) pipelines using embeddings and vector search.\nTesting & Evaluation: Write test scripts to evaluate agent outputs, benchmark token costs, and track down hallucinations and runaway loops.\nPrompt Engineering: Design, test, and version-control system prompts, function schemas, and tool definitions for chat and batch processing.\nRequired Technical Skills\nProgramming: 1–3 years of professional experience writing clean, readable, object-oriented PHP.\nAPI Fundamentals: Strong understanding of RESTful APIs, JSON parsing, and serialization in backend environments.\nDatabases: Solid SQL experience (we use Oracle, MySQL/MariaDB, and Postgres).\nVersion Control: Proficiency with Git and collaborative code-review workflows.\nPreferred Qualifications\nHands-on experience with LLM APIs\nExperience working with legacy code in a large, established codebase.\nWe offer our team members:\nFull Time starting pay: $50-54 based on experience\nYearly performance review\nPotential for advancement\nPerformance-based bonuses throughout the year\nMedical/Dental (Blue Cross and Blue Shield PPO Network) & Vision (VSP)\n401(k) (Charles Schwab) which includes a matching program\nLife & Disability insurance (Lincoln Financial)\nGenerous Paid Time Off/Sick Pay Program\nContinued training & career development\nEmployee discounts on all the products we sell","datePosted":"2026-08-04T00:23:59.765Z","dateModified":"2026-08-04T00:23:59.765Z","hiringOrganization":{"@type":"Organization","name":"Abt","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Glenview","addressRegion":"IL","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"ff84ee21daff1ca0b40a5db0"},"url":"https://jobsearcher.com/jobs/ff84ee21daff1ca0b40a5db0"}}