Mercari

Mercari

Sr. Software Engineer, Backend

Hybrid-Palo Alto, CA · Senior

Sponsorship not specified$168k-$252kDetected 71 days ago
GoPHPDistributed SystemsBackend DevelopmentCode ReviewDockerKubernetesTerraformData ScienceAgentic AIInventory ManagementLoad BalancingLeadershipMentoringPublic Speaking

About the role

  • We make it super easy to sell (or buy) almost anything.
  • We all have things we don't use, never used or simply outgrew.
  • Mercari gives you the power to simply sell it, ship it, and earn some cash for it.

Responsibilities

  • Lead the development of complex backend features and services, such as payment processing and inventory management systems
  • Design and implement scalable backend architectures and patterns, including microservices and event-driven systems
  • Drive technical decisions and best practices for backend development, including coding standards, performance budgets, and testing strategies
  • Optimize backend performance and scalability, focusing on database optimization, caching strategies, and load balancing
  • Lead technical discussions and architectural reviews for major features and system changes
  • Collaborate with product and frontend teams to define technical requirements and feasibility of new features

Requirements

  • Bachelor's degree in Computer Science, Data Science, Engineering, or a related field (or equivalent experience)
  • At least 8 years of experience in backend development
  • Experience with large-scale distributed systems handling millions of users
  • Experience with microservices architecture and service mesh
  • Experience with performance optimization at scale, including database optimization and caching strategies
  • Experience with modern backend build tools and deployment strategies (Docker, Kubernetes, Terraform)
  • Expert knowledge of Go and PHP ecosystems
  • Excellent knowledge of Agentic AI tools and workflows
  • At Mercari you are encouraged to take risks.

Skills

  • As we grow, your career opportunities grow, we provide access to new tools, technologies and learning opportunities

Compensation

  • The applicable salary range for this role is $168,000 to $252,000 for applicants located in the San Francisco Bay Area.

Benefits

  • Flexibility: Work from home and the office, depending on need and receive flexible time off
  • Wellbeing: Top-notch insurance plans, best-in-class new parent offerings and access to mind and body wellness apps
  • Growth: As we grow, your career opportunities grow, we provide access to new tools, technologies and learning opportunities
  • Comprehensive and total rewards: We provide a strong financial foundation and rewards that go beyond the paycheck

Company info

  • to make selling easier than buying.
  • And with 50M+ downloads in the U.S. and almost 500k new listings every day, we're just getting started.
  • Our Engineers are developing complex software systems that scale to millions of users, all with production quality deployment, monitoring, and reliability.
  • You will be designing, developing, testing, deploying, maintaining, and improving our mission-critical backend systems.
  • You bring an insatiable desire to build safe and secure systems that have a direct impact on users.
  • You love to solve complex performance problems and architectural challenges.
  • And you take great pride in mentoring and collaborating in an open, respectful, flexible, and empathic manner.
  • The Sr Software Engineer, Backend plays a key role in building and optimizing our marketplace platform's backend services.
  • This role involves developing scalable, high-performance microservices, collaborating closely with product and frontend teams, and implementing best practices for modern backend development.
  • This role requires deep expertise in Go, PHP, distributed systems, and microservices architecture.
  • We are each other's biggest fans- we celebrate from virtual coffee breaks to recognition programs
  • Teamwork: We are each other's biggest fans- we celebrate from virtual coffee breaks to recognition programs

This listing is sourced directly from Mercari's careers page and normalized into a canonical job model.