Software Engineer Intern, Infrastructure (Summer 2021)

Redwood City, CA

Poshmark logo
Apply now Apply later

Posted 3 weeks ago

Poshmark is seeking an intern who is excited about the challenge of building and scaling systems as we rapidly iterate on our product. You will join the core infrastructure team to help build the backend of the Poshmark Cloud Platform, an infrastructure that spans hundreds of machines on AWS. You will have the opportunity to push the limits of cloud based technologies to power our explosive growth.

What You’ll Do:

While familiarity with our stack is a plus, we care more about hiring people that can learn new technologies, and adapt quickly. Over the next 10 weeks, you can expect to get involved in the following:

  • Build scalable, service-oriented infrastructure on AWS using the latest open source tools and technologies
  • Design and improve architecture in order to ensure horizontal scalability at all layers
  • Implement APIs and services for use by other developers
  • Resolve issues related to performance at all tiers of the application
  • Protect user accounts and data by implementing security best practices
  • Develop best practices and tools to enable robust delivery of features

Experience relevant to Poshmark:

  • Pursuing a CS degree (or related field)
  • Strong academic competencies in data structures, algorithms, and software design
  • Aptitude for JavaScript, Python, Ruby, Rails, Java, Django, MongoDB, Go –we use a variety of programming languages and tools
  • Exposure to HTTP protocol, SSL, and REST API’s.
  • Familiarity with working in Linux/Unix environments
  • A curious nature with a desire to tackle and solve complex problems
  • Non-academic coding experience (i.e. hack-a-thons, code challenges, personal projects, GitHub, Open Source, volunteer coding experience, conference participation, Grace Hopper, etc.)

Things that catch our eye:

  • Experience with development in a high traffic, highly scaled environment is a plus
  • Familiarity with any Cloud solutions (AWS, GCP, Azure)
  • Experience with: Tomcat, Redis, MongoDB, Elasticsearch
  • Experience using Jira, Confluence, Git, Terminal


Why Poshmark?

Poshmark is a leading social commerce platform for the next generation of retailers and shoppers. Through technology, our mission is to build the world’s most connected shopping experience, while empowering people to build thriving retail businesses. Since launching in 2011, Poshmark has become a vibrant social shopping community with five million Seller Stylists helping 40 million users discover items they love from over 75 million listings. The company is backed by the world’s leading investment firms including MayfieldMenlo VenturesGGV CapitalTemasekInventus CapitalUncork CapitalUnion Grove Venture PartnersShea Ventures and AngelList. For more information, please visit, or find us on InstagramFacebookTwitter, Pinterest and YouTube.

About us

At Poshmark, we’re constantly challenging the status quo and are looking for innovative and passionate people to help shape the future of Poshmark. We’re disrupting the industry by combining social connections with e-commerce through data-driven solutions and the latest technology to optimize our platform. We’re nothing without our amazing team who deliver an unparalleled social shopping experience to the millions of people we connect each day.

We built Poshmark around four core values: 1) focus on people to create empowered communities that drive success; 2) together we grow to support each other to strive for our dreams; 3) lead with love to foster genuine connections built upon a foundation of respect; and 4) embrace your weirdness to accept and empower one another on their own unique journey. We’re invested in our team and community, working together to build an entirely new way to shop. That way, when we win, we all win together. Come help us build the most connected shopping experience ever.


Here’s what we’ll set you up with:

  • A team that is invested in your career growth and training
  • Competitive pay, based on experience
  • Work alongside world-class talent
  • Personal style encouraged (or not, whatever you’re in to)

Poshmark is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Job tags: AWS Azure Django Elasticsearch GCP Git Go High traffic Java JavaScript Jira Linux MongoDB Open source Python Rails Redis REST Ruby Tomcat Unix