[Remote] Senior Applied Machine Learning Engineer

Note: The job is a remote job and is open to candidates in USA. Respondology is an AI-powered social engagement platform that modernizes how social marketers interact with comments. They are seeking a Senior Applied Machine Learning Engineer to develop LLM-powered systems and build the necessary tooling for engineers to implement AI solutions effectively.ResponsibilitiesOwn high-difficulty applied ML features end-to-end, from prototype through productionBuild eval pipelines, golden datasets, and observability tooling (much of this is greenfield)Create reference implementations that show other engineers how to ship AI the right wayPartner with Product and Engineering to translate between what's technically feasible and what teams are trying to buildSkills5+ years building applied ML systems in productionHands-on experience with LLMs, including classification, summarization, RAG, and agentic workflowsStrong ML evaluation instincts: constructing datasets, running offline and online evals, defining metricsAbility to own a feature end-to-end without a lot of hand-holdingStrong Python skills and comfort working in a production codebaseExperience building internal tooling or platforms that leveled up other engineers is a big plusBenefitsCompetitive salary + equity100% remote, with optional access to our Boulder, CO officeFlex PTO, generous holidays, and a full week off between Christmas and New Year'sMultiple healthcare options including FSA/HSA plans401k (traditional and Roth) with company match, immediately vestedFully paid family and parental leave (12 weeks per year)Twice-yearly team offsitesCompany OverviewRespondology develops a customizable comment moderation tool for businesses or anyone with a large online audience. It was founded in 2008, and is headquartered in Boulder, Colorado, USA, with a workforce of 11-50 employees. Its website is https://respondology.com/.Company H1B SponsorshipRespondology has a track record of offering H1B sponsorships, with 1 in 2025. Please note that this does not guarantee sponsorship for this specific role.