Jobs at Mill

Own and maintain a hardware-in-the-loop test station for commercial electromechanical systems. Build Simulink plant models, develop fault-injection and emulation capabilities, translate requirements into automated tests, integrate regression testing into Linux CI, and debug failures across hardware, models, and firmware. Responsibilities include vendor commissioning, calibration, documentation, bench wiring, signal-level analysis, and collaboration with Firmware, Systems, Test Engineering, EE, and SW QA teams.

Own quality for consumer and enterprise software across web, iOS, Android, e-commerce, and connected-device experiences. Develop test plans, execute manual and automated testing, build automation frameworks, validate integrations and cloud services, and support bug triage and release validation. Partner with software, hardware, cloud, firmware, product, and program teams to improve coverage, reliability, accessibility, performance, and customer experience. Establish effective AI-assisted testing practices using tools such as Claude Code.

Partners with engineering and product leaders on team design, hiring plans, performance, employee relations, manager coaching, talent reviews, succession planning, compensation philosophy, and workforce data. Collaborates with Recruiting, People Operations, Legal, and outside counsel on hiring, work authorization, visa matters, and organizational changes. Helps develop technical manager programs and supports company-wide People initiatives in a growing technology company.

Own sustaining program management for Mill’s Consumer hardware products from launch through steady-state production and end of life. Responsibilities include engineering change orders, contract manufacturer and supplier oversight, cost-down initiatives, COGS and variance management, inventory risk, alternate-supply qualification, executive reporting, and cross-functional risk resolution. The role requires coordinating engineering, quality, manufacturing, supply chain, finance, and commercial partners while managing domestic and international build-event travel.

Support the design and validation of consumer products through CAD modeling, prototyping, testing, documentation, and engineering builds. Collaborate with cross-functional teams, suppliers, and contract manufacturers to troubleshoot manufacturing quality issues and advance designs toward mass production. Gain hands-on experience with hardware components, lab equipment, tooling, manufacturing processes, and design validation.

Computer Vision Intern developing detection, segmentation, and classification models for food and material recognition. Responsibilities include curating and QAing image/video datasets, building reproducible training and experiment-tracking pipelines, evaluating models, documenting findings, and collaborating with engineering and data teams to deploy computer vision systems to production devices.

Develop, test, review, and debug embedded firmware for electromechanical food-waste recycling systems. Collaborate with electrical engineers and product designers on hardware validation, system commissioning, troubleshooting, and performance improvements. Implement prototype drivers, test code on hardware, and support development through launch. The role involves hands-on lab work with embedded C, sensors, motors, fans, controllers, and testing equipment.

Lead tactical execution of Mill Commercial’s launch and expansion across customer sites. Build launch schedules and readiness playbooks, coordinate hardware engineering, supply chain, logistics, vendors, field operations, and partner teams, resolve deployment risks, audit vendor performance, and maintain service levels. Translate technical workflows into SOPs and training for commercial food-service staff. Requires hardware deployment experience, technical literacy, and willingness to travel nationally up to 50%.

Leads the Mill Commercial software platform across fleet management, UI, data integrations, firmware, and computer vision teams. The role coordinates resources, dependencies, schedules, budgets, Scrum ceremonies, third-party data integrations, customer and partner requirements, and executive communications. It requires technical depth across device software and cloud applications, experience launching complex first-generation products, and strong cross-functional program execution.

Supports the Chief Communications Officer and GM of Consumer/GTM through complex calendar management, executive communications, confidential information handling, travel and expense coordination, meeting logistics, briefing preparation, and follow-up tracking. The role requires sound judgment, composure, strong relationship skills, cross-functional coordination, and effective use of AI tools. It also contributes to team morale, culture, and executive effectiveness in a fast-paced environment.

Hardware systems engineering intern supporting system design, validation, testing, prototyping, troubleshooting, and preparation of electro-mechanical products for mass production. The role involves building test setups, using lab equipment and CAD tools, collaborating with firmware and product design teams, and analyzing system performance. Candidates should be pursuing or have completed an engineering degree and understand manufacturing processes, material selection, rapid prototyping, and 3D CAD.

Own Mill’s paid customer acquisition engine across consumer and commercial business lines. Manage channel strategy, budgets, bidding, pacing, attribution, CAC/LTV modeling, experimentation, creative testing, conversion optimization, and lead generation. Partner with Growth, Analytics, Creative, Sales, Product, and Operations to improve efficiency, diversify channels, hit performance targets, and build a repeatable growth playbook.

Build and maintain scalable production data pipelines, infrastructure, warehouse models, analytics platforms, and data-quality systems. Partner with software engineers to instrument product features and ensure reliable event data. Support Hex and Snowflake self-serve analytics, maintain business metrics and data logic, and develop monitoring, validation, alerting, and observability tooling. The role also collaborates with product, analytics, marketing, and engineering teams, with potential future exposure to recommendation and LLM-based product work.

As a Product Design Engineering intern, you'll support design and testing of new products, develop prototypes, and work on CAD documentation.

Technical individual contributor leading full-stack project architecture and delivery. Write and review code across frontend and backend, design scalable serverless/microservice systems, optimize APIs and databases, use AI-assisted tooling daily, mentor engineers, partner with product, and champion testing, CI/CD, performance, and security best practices.

The Hardware Systems Engineer will lead interdisciplinary projects on the development and optimization of Mill's food recycling technology, focusing on system performance and collaboration with various engineering teams.

Lead and grow a small firmware team while contributing hands-on to MCU firmware design and implementation. Develop wireless connectivity, OTA, sensor integration, and communication stacks. Debug, test, and optimize low-level code and hardware interfaces (GPIO, I2C, SPI, UART). Collaborate with cloud, mobile, product, and hardware teams to ensure production readiness and reliability; recruit, review code, and set technical roadmaps.