Senior Software Engineer I

Company Description
Etsy is the global marketplace for unique and creative goods. We build, power, and evolve the tools and technologies that connect millions of entrepreneurs with millions of buyers around the world. As an Etsy employee, you will tackle unique, meaningful, and large-scale problems alongside passionate coworkers, all the while making a rewarding impact and Keeping Commerce Human.

We believe exceptional companies are built by exceptional teams, and we're intentional about it. That means hiring great people, setting them up for success from day one, and giving them real reasons to grow their careers here. We invest in development that goes beyond promotions, and we foster the trust and relationships that help people do their best work together.

What's the Role?

As a Senior Software Engineer I, you will be responsible for taking the lead on directing and implementing solutions to moderately complex, loosely scoped problems that are aligned with your team's goals. Your work extends to many parts of a product or system. You deliver projects independently or by leading your teammates to do so. You enable other engineers on your team to be successful.

This is a full time role reporting to the Senior Engineering Manager.

What does the day-to-day look like?

• Collaborate closely with Engineers, Product Managers, and Designers to develop solutions to help sellers better run their businesses and remain competitive.
• Collaborate with our cross-functional teams and business partners across Etsy.
• Contribute at all levels of our web application stack, ranging from front-end web interfaces to back-end technologies. We use HTML, CSS, JavaScript, TypeScript, React, PHP, MySQL, and Memcache, but it's okay if you don't have experience with all of these!
• Developing and maintaining critical path product services.
• Provide detailed and constructive design and code reviews.
• Gain insights through research, data analysis, and our A/B tests.
• Push code to production early and often using our continuous deployment systems.
• Build and maintain observability and test tooling - logging, monitoring, distributed tracing, alerting and offline test tools needed for search and recommendation systems.
• Practice continuous learning and agile delivery models to stay informed and focused on our deliverables.
• Of course, this is just a sample of the kinds of work this role will require! You should assume that your role will encompass other tasks, too, and that your job duties and responsibilities may change from time to time at Etsy's discretion, or otherwise applicable with local law.

Qualities that will help you thrive in this role are: 

• More than 5+ years of experience. 
• Experience in information retrieval systems and ability to write high performance production quality code.
• Experience operating within a large codebase and you know how to craft simplicity from complex systems.You understand the fundamentals of building robust services.
• Flexibility with different programming languages and cloud-native environments.
• Partnering as a strong collaborator and communicator and making the team around you grow and learn.
• Taking the lead on advising and implementing solutions to loosely scoped problems
• Demonstrate written understandable, testable code with an eye towards maintainability.
• You enjoy thinking about the implications of your work on end users, and have an understanding of the various aspects involved in running a large-scale website.
• Strong communication that adapts to technical and non-technical audiences
• Curiosity and ability to learn autonomously
• Experience working with AI Agents and related tools, like MCP servers and skills

To be successful in this role, the Senior Software Engineer I will work collaboratively with your teammates to independently tackle well-scoped problems, regularly deliver work to end users and are a primary contributor to your team's goals. You work on features and projects within a broader product or system. Your technical planning has shown to reduce failure scenarios and identify edge cases early on.

Compensation & Benefits

In addition to salary, you'll be eligible for an equity package, an annual performance bonus, and our competitive benefits that support you and your family. Base salary is determined by your location, skills, and experience.

Location

We prioritize candidates based within commutable distance of Etsy’s Mexico Office. Depending on proximity, we ask team members to come in once or twice per week. Remote candidates outside commutable distance may be considered on a case-by-case basis, with the expectation of occasional travel to the office. Learn more details about our work modes and workplace safety policies here.

What's Next

If you're interested in joining the team at Etsy, please share your resume with us and feel free to include a cover letter if you'd like. As we hope you've seen already, Etsy is a place that values individuality and variety. We don't want you to be like everyone else -- we want you to be like you! So tell us what you're all about.

Our Promise

At Etsy, we believe that a diverse, equitable, and inclusive workplace furthers relevance, resilience, and longevity. We encourage people from all backgrounds, ages, abilities, and experiences to apply. Etsy is proud to be an equal opportunity workplace and is committed to equal employment opportunity regardless of race, color, ethnicity, ancestry, national origin, religion or creed, sex, pregnancy (including childbirth and related medical conditions), gender, gender identity or expression, sexual orientation, age, citizenship or immigration status, marital or familial status, physical or mental disability, medical condition, genetic information, military or veteran status**, or any other characteristic protected by applicable federal, state, or local law**. If, due to a disability, you need an accommodation during any part of the interview or hiring process, please let your recruiter know and we will work with you to meet your needs. While Etsy supports visa sponsorship, sponsorship opportunities may be limited to certain roles and skills.