Company DescriptionEtsy is the global marketplace for unique and creative goods. We build, power, and evolve the tools and technologies that connect millions of entrepreneurs with millions of buyers around the world. As an Etsy Inc. employee whether a team member of Etsy, Reverb, or Depop you will tackle unique, meaningful, and large-scale problems alongside passionate coworkers, all the while making a rewarding impact and Keeping Commerce HumanJob DescriptionWhat's the role?As the Senior Software Engineer I, you will be responsible for building and scaling our machine learning infrastructure at Etsy. You will be responsible for building and scaling a centralized Feature Store, with strong emphasis on building a distributed low latency serving layer that is operational under high load, that will support various high visibility Machine Learning teams at Etsy including Search Ranking, Personalized Recommendations, etc. Do you find joy in sophisticated architectures that involve distributed systems, machine learning and multiple collaborators? If so, this could be the perfect match.This is a full-time position reporting to the Senior Engineering Manager, ML Systems, and the base salary range will be $164,000 - $192,000 USD per year. In addition to salary, you will also be eligible for an equity package, an annual performance bonus, and our competitive benefits that support you and your family as part of your total rewards package at Etsy.For this role, we are considering candidates based in the United States. Candidates living within commutable distance of Etsy’s Brooklyn Office Hub or in the San Francisco Bay Area may be the first to be considered. For candidates within commutable distance, Etsy requires in-office attendance once or twice per week depending on your proximity to the office. Etsy offers different work modes to meet the variety of needs and preferences of our team. Learn more details about our work modes and workplace safety policies here.What’s this team like at Etsy?The Features team is part of ML enablement organization. Our mission is to enable efficient and impactful machine learning across Etsy as a platform.What does the day-to-day look like?You will build and maintain a centralized Feature Store and a distributed low latency serving layer operational under high load, that will support various high visibility Machine Learning teams at Etsy including Search Ranking, Personalized Recommendations, etc.You will construct robust and scalable services and APIs that enable product teams to engage with feature systems, facilitate model training, and integrate new Machine Learning capabilities.You will utilize your expertise in distributed systems, networking, and related areas to create and maintain services on a large scale.Of course, this is just a sample of the kinds of work this role will require! You should assume that your role will encompass other tasks, too, and that your job duties and responsibilities may change from time to time at Etsy's discretion, or otherwise applicable with local law.QualificationsQualities that will help you thrive in this role are:You possess a solid infrastructure background with 5 years of industry experience, working on distributed systems, ML infrastructure, and other high-scale applications.You have a background in Computer Science and related fields, equivalent to a B.S. degree or above in Computer Science, Electrical Engineering, Information Technology, or related engineering fields.You have practical experience in designing and architecting large-scale distributed systems and machine learning infrastructure.You demonstrate strong engineering and coding skills, with the ability to write high-performance production code. Fluency in Scala and experience with highly concurrent frameworks (e.g. Cats effects) is required.You have experience in building distributed services with technologies such as Docker, Kubernetes, gRPC, Spark, etc.You are familiar with concurrency frameworks and performance tuning that build low latency applications.Experience with spark, dataflow and streaming data and its application to ML solutions is a plus.Growth mindset. You have a strong desire to learn and grow, and aim to drive the most business value for your customersCuriosity and humility. We are dedicated to learning and constantly improving. We hope you also value things like blameless postmortems and have a natural drive to figure out how everything works.Keeping it real. Etsy’s mission and values are a part of everything we do. We care about how our work affects real people in the community and enjoy opportunities to meet them. We are motivated by this mission every day.You have strong analytical and quantitative skills.Additional InformationWhat's NextIf you're interested in joining the team at Etsy, please share your resume with us and feel free to include a cover letter if you'd like. As we hope you've seen already, Etsy is a place that values individuality and variety. We don't want you to be like everyone else -- we want you to be like you! So tell us what you're all about.Our PromiseAt Etsy, we believe that a diverse, equitable and inclusive workplace furthers relevance, resilience, and longevity. We encourage people from all backgrounds, ages, abilities, and experiences to apply. Etsy is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. If, due to a disability, you need an accommodation during any part of the interview process, please let your recruiter know. While Etsy supports visa sponsorship, sponsorship opportunities may be limited to certain roles and skills.For U.S. roles only:Many Etsy roles are open to remote candidates, and you'll be able to identify which ones within the location header of each job description. We're open to remote hires from all U.S. states except Hawaii and Alaska.