[Remote] Software Engineer, AI/ML Infrastructure (US-Based)

Note: The job is a remote job and is open to candidates in USA. Thumbtack helps millions of people confidently care for their homes, and they are seeking a Software Engineer for their AI/ML Infrastructure team. This role involves building and evolving core AI platform capabilities to support GenAI-powered applications used by customers and pros across the Thumbtack ecosystem.ResponsibilitiesBuild and evolve core AI platform capabilities that enable teams to develop, run, and scale GenAI-powered applications across ThumbtackContribute to the design, development, and deployment of scalable tools and infrastructure to support the efforts of our applied scientists, including traditional ML model training and serving systems, feature and data workflows, CI/CD, orchestration, deployment, and evaluation toolingWork hands on across the stack, from backend services and execution infrastructure to integrations with AI models and toolingPartner with senior engineers to evaluate next-generation AI infrastructure frameworks and tools that help product teams harness advances in AIDrive projects to completion with a strong focus on business impact and measurable outcomesSolve complex technical problems and stay up to date with advances in this rapidly evolving spaceSkills1 to 3 years of professional software engineering experienceStrong fundamentals in data structures, algorithms, and software designProficiency in at least one major programming language, and the ability to work across multiple languages. Our primary stack includes Go and PythonExperience working with relational or NoSQL databases such as Postgres or DynamoDBDemonstrated ability to use AI coding tools in day-to-day workflows and validate, critique, and refine AI-generated outputComfort operating in a fast-paced environment with a certain level of ambiguity, especially when learning and picking up new technologies when projects require itYou operate with a bias to action, quickly learning what is needed and taking decisive steps to move work forward in ambiguous, fast-paced environmentsCompany OverviewThumbtack is a home services website connecting users with local service providers. It was founded in 2008, and is headquartered in San Francisco, California, USA, with a workforce of 1001-5000 employees. Its website is https://www.thumbtack.com.Company H1B SponsorshipThumbtack has a track record of offering H1B sponsorships, with 7 in 2026, 35 in 2025, 48 in 2024, 39 in 2023, 53 in 2022, 69 in 2021, 47 in 2020. Please note that this does not guarantee sponsorship for this specific role.