Staff Machine Learning Engineer, Community Support Engineering

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. As an Applied Scientist specializing in Machine Learning and Operations Research on this team, you will develop mathematical models and launch algorithms that power these key pricing and ETA decisions. You will leverage your skills to build ML and optimization models and productionalize pipelines that can scale to millions of calls per day while solving critical business problems that have a big impact on the marketplace and rider experience. You will get exposure to a diverse set of real-world problems across optimization, prediction, machine learning, and inference and collaborate closely with teammates and stakeholders across Pricing, from Product Managers to Engineers and Analysts. We are looking for someone who is excited about working in a fast-paced, innovative, and impactful environment, and is adept at balancing complexity and efficiency to translate real world business problems into reliable solutions, systems and decision frameworks. Responsibilities Partner with Data Scientists, Engineers, Product Managers, and Business Partners to frame problems mathematically and within the business context Write production quality code. Design, build and deploy production-grade ML and Optimization models. Able to build custom methods and tooling beyond off-the-shelf libraries. Perform data analysis and build proof-of-concepts to explore and propose ML and Optimization solutions to both new and existing problems. Evaluate machine learning systems against business goals. Collaborate with Engineers to implement algorithms in live systems and ensure the robustness of the systems Establish metrics and development measurement methodologies to monitor the health of our products, as well as the impacts on user and marketplace outcomes Drive collaboration and coordination with cross-functional teams

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. The Lyft Business organization builds the platform that lets organizations move the people they depend on employees, clients, and customers. From the foundational mechanics of a company funding and provisioning a ride to the tailored workflows that get an employee to a client meeting or home after a late shift, we sweat the small stuff to make Lyft the transportation solution businesses build their programs on. As a Staff Software Engineer on the Lyft Business Team, you will act as a critical technical leader, taking holistic ownership of complex systems that span the rider experience, the administrator experience, and the enterprise integrations behind them — defining strategic roadmaps, driving cross-functional alignment, and driving engineering excellence to improve how organizations move their people. Responsibilities: Shape the long-term architecture for systems, taking accountability for both short-term functionality and long-term health Translate high-level business goals into actionable engineering projects. Own the technical roadmap from conception to delivery, managing cross-team dependencies and mitigating risks Champion improvements in system, observability, performance, and tech debt reduction, extending your influence beyond your immediate team Establish best practices for deployment, alerting, and on-call health. Take holistic ownership of the platform's stability, tracking down issues root causes and building preventive safeguards for your immediate scope and beyond. Drive alignment across product, design, and operations. Proactively resolve bottlenecks and make decisive trade-offs to protect system architecture from competing organizational priorities Mentor and level up the engineers around you. Delegate stretch opportunities, lead cross-team reviews, and foster a culture of s

About Gusto At Gusto, we're on a mission to grow the small business economy. We handle the hard stuff — payroll, health insurance, 401(k)s, and HR — so owners can focus on their craft and their customers. With teams in Denver, San Francisco, and New York, we support more than 500,000 small businesses nationwide and are building a workplace that reflects the people we serve. All full-time employees receive competitive base pay, benefits, and equity (RSUs) — because everyone who helps build Gusto should share in its success. Offer amounts are determined by role, level, and location. Learn more about our Total Rewards philosophy . AI is a fundamental part of how work gets done at Gusto. We expect all team members to actively engage with AI tools relevant to their role and grow their fluency as the technology evolves. AI experience requirements vary by role and will be assessed during the interview process. About the Role: The Pricing & Packaging team is looking for Staff Software Engineer to drive the development of Gusto’s internal Commerce Platform solutions. You’ll own the architecture and delivery of systems that power how Gusto packages, prices, and delivers its products to over 500,000 small businesses nationwide. In this role, you’ll partner closely with product, data science, and cross-functional engineering teams to build a reliable, scalable platform infrastructure that enables Gusto’s growth. If you’re energized by high-stakes platform work at the intersection of engineering excellence and real business impact, this role is for you. About the Team: The Pricing & Packaging team sits at the heart of Gusto’s Commerce infrastructure, serving as the single source of truth for all products, bundles, add-ons, subscriptions, pricing, promotions, and discounts across Gusto’s first-party customer experience. The team owns and operates Gusto’s internal Commerce Platform, including the product catalog, promotion engine, subscription, pricing

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. We are looking for product managers who bring exceptional creative, strategic, and analytical skills to drive forward a best-in-class product. Product management at Lyft leads the integration of engineering, data science, and design to achieve the company's vision for reinventing transportation. We are looking for entrepreneurial and passionate Product Managers to innovate and execute across a rapidly growing, fast-paced company and industry. The Lyft Business team is one of Lyft's fastest-growing and most profitable units, providing transportation solutions for organizations, including business travel, employee commutes, courtesy rides, and non-emergency medical trips. The scope of Lyft Business is expansive, spanning B2B capabilities (self-serve tools, APIs, billing and reporting) as well as the B2B2C rider experience of Business Profiles, Lyft Pass, and Rewards. We're seeking a Staff Product Manager to build Lyft Business Growth : own the marketing and lifecycle stack, the acquisition and activation strategy, and the journey that lands customers in our core experiences. You will define growth loops across the portfolio, build shared infrastructure for lifecycle, attribution, and experimentation, and partner with vertical PMs, marketing, and engineering to convert demand into durable engagement and revenue. Responsibilities: Own demand generation. Build the acquisition playbook across the channels, tactics, and mar-tech that drive qualified demand. Partner closely with marketing to measure cost to acquire and balance the mix toward durable acquisition at healthy economics. Own activation in partnership with the pods. Work with vertical PMs on their surfaces to land the customers you acquire and drive them to first value, defining what activation infrastructure is shared vs. vertical-specific.

About Gusto At Gusto, we're on a mission to grow the small business economy. We handle the hard stuff — payroll, health insurance, 401(k)s, and HR — so owners can focus on their craft and their customers. With teams in Denver, San Francisco, and New York, we support more than 500,000 small businesses nationwide and are building a workplace that reflects the people we serve. All full-time employees receive competitive base pay, benefits, and equity (RSUs) — because everyone who helps build Gusto should share in its success. Offer amounts are determined by role, level, and location. Learn more about our Total Rewards philosophy . AI is a fundamental part of how work gets done at Gusto. We expect all team members to actively engage with AI tools relevant to their role and grow their fluency as the technology evolves. AI experience requirements vary by role and will be assessed during the interview process. We’re looking for a seasoned full-stack software engineer to join Gusto’s Growth team and lead the next generation of AI-powered customer acquisition, onboarding, and lifecycle engagement experiences. This role is best suited for an engineer who enjoys operating across the full product lifecycle, from shaping early concepts and technical direction through launch, evaluation, iteration, and long-term ownership in production. On this team, you’ll help define and build customer-facing AI systems that make Growth experiences more effective, more personalized, and easier to scale. In particular, this role will focus on two strategic areas: building an AI Voice Agent that supports onboarding of new customers, and building and scaling AI-driven email experiences across the funnel powered by ACE, our LLM-powered content generation engine. The expectation is not just experimentation, but clear ownership of production workflows and measurable customer impact within Growth. If you're drawn to work that combines technical craft with real-world impact — helpi

At Lyft, our mission is to improve people’s lives with the world’s best transportation. To do this, we start with our own community by creating an open, inclusive, and diverse organization. As a Staff Android Engineer, on the Rider App group in the Rider org, you will work on one of Lyft’s most critical Rider flows. The Rider App group is responsible not only for the critical flows in the app but also the app platform and quality. We build and iterate on rider facing products that not only ensure a seamless experience for our riders, but also aim to build and deepen Rider-Lyft relationships. As an experienced app developer you will be solving complex problems, delivering significant impact and ensuring excellence for the Rider Android team. This means excellent development practices, scalable and reliable code architecture, and safe, rapid releases. You will not only influence the architecture, platform, processes but also influence the culture and coach, guide engineers across the group. Responsibilities: Work across our product teams to design, build, and release exciting features and products in the Lyft Rider application, used by millions of people every day Define long term roadmap and architecture based on technology and our needs Oversee major changes to our Android architecture Work with Product Managers, Designers, and other Engineers to deliver best in class user experience and collaborate closely with local and global colleagues Continuously discover, evaluate and implement new technologies to maximize developer efficiency Mentor and support other developers on your team with code reviews, design feedback, and advice and guidance Solve complex real-time data transfer and synchronization issues Implement pixel perfect designs with advanced interactions, which are a joy to use Experience: 6+ years of experience as an Android developer Experience with leading a technical team is a bonus Advanced knowledge of Java and Kotlin Familiarity with RxJav