Lead Python - Alo Yoga

Job Title Tech Lead/ Staff EngineerDuration 6 months, extension or CTHLocation San Ramon, CA (5x a week on-site)Interview Process Glider, Video, then on-siteCTH jobProject Description: This team owns core backend systems powering a global ecommerce platform with a strategic emphasis on personalization, checkout, and customer experience.The platform currently supports market-level personalization and sales tracking, with a clear roadmap toward true user-level personalization. A key initiative is enabling customer-level sales visibility, driven by a growing loyalty program and a deeper understanding of individual customer behavior.Strategically, the organization is evolving from a traditional "browse and buy" approach to owning the entire browse experience, allowing for intelligent, personalized journeys across global markets.As a Tech Lead / Staff Engineer, you will play a critical role in shaping backend architecture, setting engineering standards, and ensuring the scalability, reliability, and quality of systems that directly impact revenue and customer experience worldwide.Duties/Day-to-Day Overview: This is a senior, hands-on technical leadership role.You will lead by example through deep coding involvement, architectural ownership, and stewardship of engineering quality across backend systems. The team will rely on you for technical direction, decision-making, and setting the bar for excellence.Duties / Day-to-Day ResponsibilitiesServe as a technical leader and owner of backend architecture across ecommerce and personalization systemsDesign, build, and evolve scalable backend services and APIsMake and drive architectural decisions with a long-term scalability and reliability mindsetRemain deeply hands-on with production codeOwn code quality standards and best practicesPerform, gate, and guide code reviews across the teamPartner closely with Product, Frontend, and Business stakeholders to translate business goals into technical solutionsMentor engineers through technical guidance and design reviews (without formal people management)Lead complex initiatives involving performance optimization, reliability, and system scalabilityParticipate in production deployments, monitoring, and incident resolutionNavigate ambiguity and provide technical clarity in fast-moving environmentsTop Requirements(Must-haves) Top Requirements (Must Haves)Strong backend engineering expertise in PythonProven experience designing and owning backend systems at scaleDeep understanding of:o System design and architectureo Design patternso Scalability, reliability, and performance optimizationPassion for building high impact ecommerce platformsExperience with DynamoDB (nice to have)Deep ecommerce domain experience, especially on the buy side:o Carto Checkouto PaymentsExperience integrating payment providers (e.g., Stripe, PayPal, Apple Pay, Google Pay, Amazon Pay)Familiarity with PCI, security, and compliance considerationsExposure to global commerce and multi-region systems