Senior Software Engineer I, Backend

Confidence can sometimes hold us back from applying for a job. Here's a secret : there's no such thing as a 'perfect' candidate. Poshmark is looking for exceptional people who want to make a positive impact through their work and help create an organization where everyone can thrive. So whatever background you bring with you, please apply if this role would make you excited to come to work every day.

Job Description

Job Title : Senior Software Engineer I, Backend

Poshmark is a leading social marketplace for new and secondhand style for women, men, kids,

pets, home, and more. By combining the human connection of physical shopping with the scale,

ease, and selection benefits of e-commerce, Poshmark makes buying and selling simple, social,

and sustainable.

We are seeking an experienced Senior Software Engineer I to join our Core Platform team

and contribute to the continued scalability and innovation of our backend systems. As a key

technical contributor, you will play a critical role in building and optimizing the cloud-native

infrastructure and services that power our high-traffic marketplace. The Poshmark community

creates a new listing every 2 seconds and generates millions of likes, comments, and shares

every single day — this is your opportunity to impact the core of that experience.

Responsibilities

• Lead the design, development, and deployment of scalable backend services and

distributed systems.

architectures, NoSQL solutions, queueing technologies, and search infrastructure.

with measurable impact.

maintainability of key components.

— to deliver high-quality software aligned with business goals.

engineers.

velocity and system health.

6-Month Accomplishments

workflows.

code to production.

effectively.

12+ Month Accomplishments :

stakeholders.

strategy.

improvements.

Requirements

and scaling distributed systems.

software design principles.

Redis.

solving.

plus.

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

View Poshmark's Job Applicant Privacy Policy here.

Skills Required

Elasticsearch, Rabbitmq, Distributed Systems, Mongodb, Redis