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Whatnot Logo Whatnot · IT - Software Development

Software Engineer, Search & Discovery Platform

United States, San Francisco 170000.00 - 230000.00 USD / Year · Job Posted February 18, 2026
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Job Description

We are looking for intellectually curious, highly motivated individuals to be foundational members in shaping the Discovery Platform. You will play a critical role in defining the technical direction and designing a world-class scalable Discovery system that is scalable enough to keep pace with our business growth to power feed, browse, search and taxonomy systems while catering to the unique challenges of operating a marketplace for live shopping!

Job Responsibility

  • Build the services and infrastructure to enable advanced recommendation systems solutions for real-time, dynamic feeds
  • Build a scalable, stable, low latency discovery experience
  • Partner closely across the machine learning, platform, and product engineering teams to utilize models to solve discovery problems
  • Contribute scalable solutions across various serving stacks at the feed, search, machine learning service, and Discovery application layers
  • Define and advance our technical approach to scalable recommendation systems

Requirements

  • 5+ years of experience
  • Bachelor’s degree in Computer Science, Statistics, Mathematics, Software Engineering, a related technical field, or equivalent work experience
  • Industry experience in building and scaling a platform to handle high volume / throughput applications
  • Ability to work autonomously and lead initiatives across multiple product areas and communicate findings with leadership and product teams
  • Experience in machine learning fields (e.g. Recommendations, Content Understanding and Search)
  • Expert at designing and building scalable and maintainable backend systems
  • Firm grasp of visualization tools for monitoring and logging e.g. DataDog, Grafana
  • Familiarity with cloud computing platforms and managed services such as AWS Sagemaker, Lambda, Kinesis, S3, EC2, EKS/ECS, Kafka, Flink/Spark, OpenSearch, ElasticSearch, Lucene, SOLR
  • Experience with concurrent programming patterns across distributed systems (AsyncIO python preferred), and optimizations / profiling / observability associated with them
  • Experience managing cloud technologies (AWS or Google Cloud) and comfort with infrastructure-as-code approaches (e.g. Terraform)
  • Proficiency in at least one server-side programming language (preferably Python), common algorithms and data structures, and software design principles
  • Self-starter ethic, thriving under a high level of autonomy
  • Exceptional interpersonal and communication skills

What we offer

  • Generous Holiday and Time off Policy
  • Health Insurance options including Medical, Dental, Vision
  • Work From Home Support
  • Home office setup allowance
  • Monthly allowance for cell phone and internet
  • Care benefits
  • Monthly allowance for wellness
  • Annual allowance towards Childcare
  • Lifetime benefit for family planning, such as adoption or fertility expenses
  • Retirement
  • 401k offering for Traditional and Roth accounts in the US (employer match up to 4% of base salary) and Pension plans internationally
  • Monthly allowance to dogfood the app
  • Parental Leave
  • 16 weeks of paid parental leave + one month gradual return to work
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