{"schemaVersion":"jobsearcher.job.v1","id":"9d11085e7f2f14b9dc33b84c","url":"https://jobsearcher.com/jobs/9d11085e7f2f14b9dc33b84c","canonicalUrl":"https://jobsearcher.com/jobs/9d11085e7f2f14b9dc33b84c","title":"Engineering - Data Platform - Senior Software Engineer","description":"Engineering - Data Platform - Senior Software EngineerUnited States\r\nJob DescriptionPosted Wednesday, August 26, 2026 at 7:00 AM\r\nAt LightBox, we strive to not only equip confident, data-driven decisions across sectors, but to also enrich lives by bringing people, information, and technology together. As a company with a wide range of clients, we believe a diverse workforce is crucial to success. Our commitment to inclusion across race, gender, age, religion, identity, and experience is the foundation upon which we operate and connect with our customers and the communities in which we work.\r\nWith our expertise, we are producing the best available data, workflow tools, technology, and analytics to support everyone making a real estate decision. There has never been a better time to make an impact and we invite you to join us on this journey.\r\nLightBox is a leading provider of data and workflow solutions across commercial real estate and location intelligence. Our solutions deliver the depth, speed and accuracy that enable insights to over 50,000 brokers, 1,000 banks and lenders, 1,000 law firms and 5,000 environmental consulting and engineering firms.\r\nThe RoleAs Senior Engineer - AI Platform, you will build the self-service infrastructure and developer-facing tooling that makes LightBox's AI capabilities accessible and reliable. You'll work across the stack - from MCP server implementations and API gateways to internal developer tools and integration surfaces - ensuring that AI models and agents can be composed, deployed, and consumed by both internal teams and external partners.\r\nThis role sits at the intersection of platform engineering and applied AI. You won't just be writing CRUD endpoints; you'll be building the connective tissue between proprietary CRE data, specialized AI models, and the production applications that hundreds of thousands of industry professionals use daily.\r\nWhat You'll DoDesign and implement API gateways, model routing layers, and service infrastructure that connect fine-tuned CRE models with production applications.\r\nDevelop internal developer tooling - prompt management interfaces, evaluation dashboards, trace viewers - that accelerate the team's ability to ship and iterate on AI features.\r\nImplement integration patterns for embedding AI capabilities into LightBox's existing workflow applications, ensuring seamless user experiences.\r\nBuild observability and monitoring infrastructure for AI workloads: latency tracking, quality metrics, cost attribution, and usage analytics.\r\nContribute to the platform's knowledge retrieval and caching layers, optimizing for both accuracy and performance at scale.\r\nCollaborate with ML engineers on model serving infrastructure, helping bridge the gap between training outputs and production deployment.\r\nParticipate in architecture decisions and technical design reviews, bringing a pragmatic full-stack perspective to the team's work.\r\nWhat We're Looking ForRequired6+ years of software engineering experience with a strong full-stack foundation (backend-leaning preferred).\r\nProduction experience building APIs, microservices, and platform infrastructure in Python and/or TypeScript/Node.js.\r\nSolid understanding of cloud infrastructure (AWS or GCP), containerization (Docker, Kubernetes), and CI/CD pipelines.\r\nExperience building developer-facing tools, SDKs, or internal platforms that other engineers consume.\r\nFamiliarity with LLM integration patterns: API-based model consumption, prompt engineering, retrieval-augmented generation, and tool/function calling.\r\nStrong fundamentals in distributed systems, data modeling, and API design.\r\nComfort working in a small team with high autonomy - you can own a feature end-to-end from design through deployment and monitoring.\r\nPreferredExperience with Model Context Protocol (MCP) or similar structured AI integration standards.\r\nBackground in data-intensive platforms, particularly property data, geospatial systems, or document processing pipelines.\r\nFamiliarity with model serving frameworks (LiteLLM, OpenRoute, AWS BedRock) and inference optimization.\r\nExperience in real estate technology, financial services, or other regulated/document-heavy industries.\r\nPrior work building observability or evaluation tooling for ML/AI systems.\r\nThis job description is a general listing of the required tasks and expectations of the position and in no way implies that the duties listed above are the employee’s only responsibilities. The employee is expected to perform other tasks, responsibilities and training as instructed by their supervisors. Duties and responsibilities may change at any time with or without notice.\r\nThis position may require additional hours outside of the standard work schedule including occasional holiday, evening and/or weekend hours in order to meet deadlines or to accommodate customers.\r\nLightBox and all its holding companies are an equal opportunity/affirmative action employer. It is the policy of the LightBox and its holding companies to prohibit discrimination of any type and to afford equal employment opportunities to employees and applicants, without regard to race, color, religion, sex, national origin, age, disability, or veteran status.#J-18808-Ljbffr","company":"Lightbox","rawCompany":"lightbox","city":"Brooklyn","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-09-23T01:25:37.170Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1243.01","title":"Data Warehousing Specialists","slug":"data-warehousing-specialists"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Engineering - Data Platform - Senior Software Engineer","description":"Engineering - Data Platform - Senior Software EngineerUnited States\r\nJob DescriptionPosted Wednesday, August 26, 2026 at 7:00 AM\r\nAt LightBox, we strive to not only equip confident, data-driven decisions across sectors, but to also enrich lives by bringing people, information, and technology together. As a company with a wide range of clients, we believe a diverse workforce is crucial to success. Our commitment to inclusion across race, gender, age, religion, identity, and experience is the foundation upon which we operate and connect with our customers and the communities in which we work.\r\nWith our expertise, we are producing the best available data, workflow tools, technology, and analytics to support everyone making a real estate decision. There has never been a better time to make an impact and we invite you to join us on this journey.\r\nLightBox is a leading provider of data and workflow solutions across commercial real estate and location intelligence. Our solutions deliver the depth, speed and accuracy that enable insights to over 50,000 brokers, 1,000 banks and lenders, 1,000 law firms and 5,000 environmental consulting and engineering firms.\r\nThe RoleAs Senior Engineer - AI Platform, you will build the self-service infrastructure and developer-facing tooling that makes LightBox's AI capabilities accessible and reliable. You'll work across the stack - from MCP server implementations and API gateways to internal developer tools and integration surfaces - ensuring that AI models and agents can be composed, deployed, and consumed by both internal teams and external partners.\r\nThis role sits at the intersection of platform engineering and applied AI. You won't just be writing CRUD endpoints; you'll be building the connective tissue between proprietary CRE data, specialized AI models, and the production applications that hundreds of thousands of industry professionals use daily.\r\nWhat You'll DoDesign and implement API gateways, model routing layers, and service infrastructure that connect fine-tuned CRE models with production applications.\r\nDevelop internal developer tooling - prompt management interfaces, evaluation dashboards, trace viewers - that accelerate the team's ability to ship and iterate on AI features.\r\nImplement integration patterns for embedding AI capabilities into LightBox's existing workflow applications, ensuring seamless user experiences.\r\nBuild observability and monitoring infrastructure for AI workloads: latency tracking, quality metrics, cost attribution, and usage analytics.\r\nContribute to the platform's knowledge retrieval and caching layers, optimizing for both accuracy and performance at scale.\r\nCollaborate with ML engineers on model serving infrastructure, helping bridge the gap between training outputs and production deployment.\r\nParticipate in architecture decisions and technical design reviews, bringing a pragmatic full-stack perspective to the team's work.\r\nWhat We're Looking ForRequired6+ years of software engineering experience with a strong full-stack foundation (backend-leaning preferred).\r\nProduction experience building APIs, microservices, and platform infrastructure in Python and/or TypeScript/Node.js.\r\nSolid understanding of cloud infrastructure (AWS or GCP), containerization (Docker, Kubernetes), and CI/CD pipelines.\r\nExperience building developer-facing tools, SDKs, or internal platforms that other engineers consume.\r\nFamiliarity with LLM integration patterns: API-based model consumption, prompt engineering, retrieval-augmented generation, and tool/function calling.\r\nStrong fundamentals in distributed systems, data modeling, and API design.\r\nComfort working in a small team with high autonomy - you can own a feature end-to-end from design through deployment and monitoring.\r\nPreferredExperience with Model Context Protocol (MCP) or similar structured AI integration standards.\r\nBackground in data-intensive platforms, particularly property data, geospatial systems, or document processing pipelines.\r\nFamiliarity with model serving frameworks (LiteLLM, OpenRoute, AWS BedRock) and inference optimization.\r\nExperience in real estate technology, financial services, or other regulated/document-heavy industries.\r\nPrior work building observability or evaluation tooling for ML/AI systems.\r\nThis job description is a general listing of the required tasks and expectations of the position and in no way implies that the duties listed above are the employee’s only responsibilities. The employee is expected to perform other tasks, responsibilities and training as instructed by their supervisors. Duties and responsibilities may change at any time with or without notice.\r\nThis position may require additional hours outside of the standard work schedule including occasional holiday, evening and/or weekend hours in order to meet deadlines or to accommodate customers.\r\nLightBox and all its holding companies are an equal opportunity/affirmative action employer. It is the policy of the LightBox and its holding companies to prohibit discrimination of any type and to afford equal employment opportunities to employees and applicants, without regard to race, color, religion, sex, national origin, age, disability, or veteran status.#J-18808-Ljbffr","datePosted":"2026-09-23T01:25:37.170Z","dateModified":"2026-09-23T01:25:37.170Z","hiringOrganization":{"@type":"Organization","name":"Lightbox","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Brooklyn","addressRegion":"NY","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"9d11085e7f2f14b9dc33b84c"},"url":"https://jobsearcher.com/jobs/9d11085e7f2f14b9dc33b84c"}}