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Senior Estimator

Handoff - Austin, TX, USA - In-office - posted 2026-09-21

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Handoff is an AI-powered platform that automates estimating and operations for construction companies. The company serves over 10,000 monthly active users with $6B in annualized project volume flowing through its platform. Backed by $25M+ from Y Combinator, Initialized, and Greycroft, Handoff operates distributed hubs in Austin, São Paulo, and Buenos Aires. In this role, you will own the quality of blueprint-based estimates delivered to enterprise construction customers. You'll serve as the primary point of contact between Handoff's AI systems and enterprise construction teams, ensuring estimates meet customer-specific expectations and can be executed accurately in the field. Key responsibilities include: - Validating blueprint takeoffs and running structured quality checks on estimates to ensure alignment with real-world scopes, quantities, and specifications - Maintaining and refining estimating knowledge bases, templates, and material classifiers to improve consistency and accuracy - Ensuring contractor material lists are correctly mapped to enterprise vendor SKUs, including preferred brands and product lines - Investigating estimation failures by reviewing AI system logs, workflows, and outputs to identify root causes - Executing structured test estimates to validate improvements and ensure outputs meet defined quality thresholds - Converting contractor field feedback into actionable insights for Product and Engineering teams - Creating clear, reproducible bug reports and prioritizing improvements based on impact - Collaborating cross-functionally with Product and Engineering to test features and ship higher-quality outputs - Identifying recurring failure patterns and proposing scalable fixes to improve system performance This role is ideal for someone with strong residential construction and estimating experience who wants to transition from field work into a product-driven environment where your expertise directly shapes how AI understands construction, materials, and real-world workflows. REQUIREMENTS: - 3+ years of residential construction experience (remodeling, custom homes, or design-build) - 1–2+ years of experience in construction material purchasing or sales, with strong understanding of product selection, SKUs, and availability - Hands-on experience with blueprint takeoff tools such as PlanSwift, Bluebeam, or OST - Familiarity with estimating platforms such as Buildertrend, JobTread, Joist, STACK, or CoConstruct - Deep understanding of end-to-end residential construction workflows from foundation through finishes - Strong analytical and problem-solving skills with ability to break down complex issues into root causes - Comfortable working with technical systems, logs, and structured workflows - Excellent written and verbal communication skills, especially in cross-functional environments - High ownership mindset with bias for action and continuous improvement - Bonus: Experience working closely with software, product, or engineering teams

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