[Remote] Senior Software Engineer, AI & Backend

Note: The job is a remote job and is open to candidates in USA. Nexleaf Analytics safeguards public health in low- and middle-income countries by providing remote-temperature monitoring for vaccine cold-chain equipment. They are seeking a Senior Software Engineer, AI & Backend to design and scale a cloud platform connecting IoT devices and developing AI-driven decision tools for health agencies.ResponsibilitiesArchitect and ship AI-driven features — RAG pipelines and agentic workflows that take action across systems with human oversight where it mattersBuild the backend and infrastructure to run these reliably and at scale, across tens of thousands of IoT devices and low-connectivity environmentsDefine what "good" looks like for our AI systems — holding them to real accuracy and impact standards, not demo performanceOwn large parts of the system end-to-end, from architecture to production reliabilityWork closely with product and data science to iterate fast and keep solutions aligned with product vision and real public-health needsSkillsExpert-level Python and backend engineering, with a track record of scalable production servicesProven, in-production experience with RAG (retrieval, embeddings, vector stores)Hands-on experience building agentic systems — multi-step, tool-using AI that takes action, not just chatStrong grasp of the infrastructure to run AI in production reliably at scale (cloud, AWS/GCP)Demonstrated experience evaluating AI systems for accuracy and real-world impact, and iterating on resultsPreference for candidates based in the time zones from the U.S. Eastern through East Africa (UTC-5 to UTC+3)Company OverviewNexleaf Analytics is a non-profit technology company. It was founded in 2009, and is headquartered in Los Angeles, California, USA, with a workforce of 11-50 employees. Its website is http://nexleaf.org.Company H1B SponsorshipNexleaf Analytics has a track record of offering H1B sponsorships, with 2 in 2023, 1 in 2021. Please note that this does not guarantee sponsorship for this specific role.