• Build and Prototype AI Apps for partner organizations • Co-Design AI Tools with Educators • Flex across Partner Work and Special Projects • Run Design Sprints and Build Sessions • Coach Educators through the Build Process • Push the Boundaries of what's Possible on the Platform • Host Office Hours and Open Build Time • Support Student-Facing AI Building • Bring Field Insights Back to Playlab team

• Identify high leverage opportunities for creating AI apps that enhance math teaching and learning • Build bespoke math apps on Playlab for and with partner organizations • Co-design with math educators through hands-on coaching and design sprints • Set the bar for math AI tools across the platform • Mentor Learning Engineers on math-adjacent work • Run high-trust coaching through various support methods • Push the boundaries of what's possible in math apps • Support student-facing math building initiatives • Bring field insights back to Playlab's product and engineering teams

• Support 2 to 3 Lab Schools. • Hold the relationship with each school's founding team across the 24-month partnership, with monthly leader check-ins, weekly build sessions, and on-call support through launch. • Partner With the Senior LE in Your Region. • Work alongside the Senior Learning Engineer anchoring the cohort to deliver consistent technical support across your assigned schools and contribute to phase-by-phase programming. • Build Bespoke AI Tools alongside teachers and leaders, including custom assessment tools, lesson planners, student-facing builders, and family communication apps tuned to each school's pedagogy. • Contribute to the Open-Source Playbook. • Document builds, capture patterns from your schools, and feed insights into the playbook that ships at month 24 for the field. • Run Coaching Sessions through drop-in office hours, async build support, and 1:1 video coaching with builders and leaders at your schools. • Co-Facilitate Quarterly Convenings. • Three days every quarter for 24 months, supporting build sessions and hosting office hours alongside the broader Lab Schools team. • Grow Your Craft through regular practice with senior LEs, build reviews, and ongoing mentorship from the Head of Learning Engineering. • Contribute Beyond the Cohort as Needs Arise. • Step into adjacent partnerships, cross-team initiatives, or new bets that benefit from LE craft. We'll set expectations together so the lab schools work always stays the anchor, while leaving room for the kind of flexibility a small, ambitious team requires. • Bring Field Insights Back to Playlab's product, engineering, and research teams to shape platform features and shared playbooks.

• Anchor 4 to 5 Lab Schools. • Co-Steward the Cohort With the Lab Schools Learning Partner. • Build Bespoke AI Tools alongside teachers and leaders, including custom assessment tools, knowledge-graphed lesson planners, student-facing builders, and family communication apps tuned to each school's pedagogy. • Mentor Embedded Regional LEs anchored in NYC, Memphis, Austin, the DMV, and Tempe, sharpening their craft and helping them grow into senior practitioners. • Hold the Rubric for Lab Schools Builds. • Run High-Trust Coaching through drop-in sessions, async build support, and 1:1 video coaching with the most advanced builders and leaders across the network. • Co-Facilitate Quarterly Convenings. • Contribute Beyond the Cohort as Needs Arise. • Bring Field Insights Back to Playlab's product, engineering, and research teams to shape platform features and shared playbooks.