# Sr. Software Engineer II, Web
**Company:** [Poshmark](https://scaleengineer.com/companies/poshmark)
A Senior Web Engineer II role at Poshmark, a leading social commerce platform, seeking a talented and creative engineer to develop scalable web applications that impact millions of users. The ideal candidate will create high-performance web features, collaborate across teams, and drive innovative solutions in a dynamic, fast-paced environment.
**Role:** Senior Software Engineer
**Seniority:** Senior
**Locations:** Redwood City, California, USA
**Salary:** 150000–220000 USD
[Apply](https://jobs.ashbyhq.com/poshmark/62cbe59f-9ef5-454f-9987-4c537a050984)
Canonical: https://scaleengineer.com/jobs/poshmark/sr-software-engineer-ii-web
---
## Responsibilities

- Web Application Development: Create innovative web application features with a focus on simple user interfaces and robust, scalable code
- Performance Optimization: Tune and improve web application performance, focusing on scalability and efficiency
- Cross-Team Collaboration: Work closely with Product, Design, QA, and DevOps teams to drive feature development and technical innovation
- Technical Leadership: Participate in architectural discussions, propose infrastructure improvements, and independently drive feature development

## Requirements

### education

- {"name":"Computer Science Degree","description":"Bachelor's degree in Computer Science or related technical field"}

### technical

- {"name":"Web Technologies","description":"Expertise in modern web development technologies and frameworks"}
- {"name":"RESTful Web Services","description":"Strong understanding of designing and implementing RESTful web services"}
- {"name":"Cloud Technologies","description":"Experience with AWS or similar cloud platforms"}

### experience

- {"name":"Software Development","description":"Minimum 5 years of software development experience, with at least 2 years in building responsive web applications"}

## Skills

### required

- {"name":"Web Development","description":"Proficiency in building scalable web development stacks"}
- {"name":"Collaborative Development","description":"Strong ability to work effectively in cross-functional team environments"}

### preferred

- {"name":"Frontend Frameworks","description":"Experience with Node, Vue, React, Angular, or Ruby on Rails"}
- {"name":"Database Technologies","description":"Knowledge of NoSQL technologies like MongoDB"}

## Tech stack

### tools

- {"name":"AWS","description":"Cloud computing platform for hosting and scaling applications"}

### others

- {"name":"RESTful APIs","description":"Web service architecture for communication between systems"}

### databases

- {"name":"MongoDB","description":"NoSQL database for flexible, scalable data storage"}

### languages

- {"name":"JavaScript","description":"Primary programming language for web development"}

### frameworks

- {"name":"React","description":"Frontend JavaScript library for building user interfaces"}
- {"name":"Vue","description":"Progressive JavaScript framework for web applications"}
- {"name":"Node.js","description":"JavaScript runtime for server-side development"}

## Benefits

### benefits

- {"name":"Competitive Compensation","description":"Competitive salary package commensurate with experience and skills"}
- {"name":"Hybrid Work Model","description":"Flexible work arrangement combining remote and in-office work"}
- {"name":"Professional Development","description":"Opportunities for mentorship, technical growth, and career advancement"}
- {"name":"Innovative Work Environment","description":"Chance to work on cutting-edge social commerce technologies"}

## Compensation

- **max:** 220000
- **min:** 150000
- **currency:** USD
- **stockOptions:** true

## Interview process

### steps

- {"name":"Initial Screening","description":"Phone or video call with recruiter to discuss background and role fit"}
- {"name":"Technical Interview","description":"In-depth technical assessment of coding skills, system design, and problem-solving abilities"}
- {"name":"Team Interview","description":"Multiple interviews with potential team members to assess collaboration and cultural fit"}
- {"name":"Final Interview","description":"Discussion with senior leadership and final decision-making stage"}

## Full description
## About Poshmark

  
**Poshmark is the leading fashion marketplace where style comes alive through discovery, self-expression, and human connection.** Powered by a vibrant community of 165 million members, Poshmark brings real people and taste to shopping through a social experience shaped by shared discovery. Buying and selling fashion feels simple, joyful, and personal, while every item tells its own story. Poshmark empowers sellers to grow meaningful businesses, keeps fashion in circulation longer, and gives shoppers access to unique and trusted finds, from everyday pieces to one-of-a-kind vintage and luxury.

  
**Poshmark is looking for a talented and creative Senior Web Engineer II. The candidate is expected to create web applications that have a simple user interface and solid code that touches the lives of millions of users. The role will be dynamic and varied, requiring a versatile self-starter willing to dive into multiple initiatives. This role will provide an excellent opportunity to implement code that may run in production, at scale.** 

**While having the opportunity to work with a talented team to rapidly roll out changes and measure their impact, while being mentored and guided.**

**Responsibilities**

* **Responsible for creating web application features.**
* **Develop a scalable, high performance and maintainable code.**
* **Work with web technologies built on Web, database, and caching technologies.**
* **Tune the performance for the web application.**

**6-Month Accomplishments** 

* **Get familiar with the existing web architecture and code base.**
* **Contributing to and taking ownership of Web features.**
* **Have a good collaboration within the team. Also, with other teams like Product, Design, QA, devOps etc**
* **Should participate in technical discussions and be able to evaluate the design and architecture of the solution to the problems.**

  
**12+ Month Accomplishments**

* **Come up with ideas/changes to improve the application both from performance and scalability perspective.**
* **Get involved in the application architecture discussions and propose changes that would improve the existing infrastructure.**
* **Should be able to independently drive feature development.**

  
**Desired Skills**

* **5 years software development experience, including at least 2 years in building easy to use, responsive web applications**
* **Experience in any of the following is highly desirable - Node, Vue, React, Angular, Ruby on Rails, NoSQL technologies (i.e. MongoDB), AWS.**
* **Skills in building web development stack.**
* **Understanding and designing RESTful web services.**
* **Bachelor’s degree in Computer Science or a related field**