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Senior Software Engineer, Full Stack

Winnie

Winnie

Software Engineering
San Francisco, CA, USA · Remote
Posted on Jan 26, 2026

We are looking for a Software Engineer with a strong focus on product development to help us build and support our child care platform. You will be responsible for dashboards, tools, and billing systems. The ideal candidate is a generalist who enjoys working with APIs and is comfortable client side.

What you'll do

  • Build new dashboards to help child care providers manage their presence on Winnie
  • Develop and improve tools for internal users to manage data and configurations on behalf of customers
  • Support our backend billing and invoicing systems, working with complex data flows across multiple services
  • Work across all levels of the stack, from the server and database to the client
  • Write technical documentation and tests as part of your day-to-day workflow
  • Work with a cross-functional team to improve the product and drive revenue growth
  • Collaborate with and learn from a talented team of engineers with diverse backgrounds and experiences
  • Take on a wide range of responsibilities as part of a small, fast-moving team

Who you are

  • You have 5+ years of professional software development experience
  • You have prior experience working in React
  • You have working knowledge of Python or similar
  • You have prior experience working on billing and payment systems
  • You are comfortable with navigating the command line
  • You are flexible and able to pick up new technologies as needed
  • You thrive in a collaborative, team-oriented environment

Technologies you'll work with

  • Python/Django, React/React Native, HTML/CSS/LESS, JavaScript
  • Postgres, DynamoDB, Elasticsearch, Redis, Celery, Redshift
  • AWS, Docker

The interview process for this role

  • 30 minute intro call to go over basic background information (video call)
  • 60-90 minute pair programming with an engineer to collaborate on an exercise in the language of your choice (video call + CoderPad)
  • interviews with the team to review your experience in more detail and to collaborate on technical exercises (video call, flexible scheduling)

What we offer

  • Generous equity package and a competitive salary
  • Excellent medical, vision, and dental coverage for employees and their families
  • FSA option and 401k plan
  • Generous vacation policy (and we use it)
  • 12 weeks of fully paid parental leave and family friendly policies
  • Professional development budget for each employee