Senior Software Engineer I, Audiences & Signals

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 Inc. employee, whether a team member of Etsy, Reverb, or Depop, you will tackle unique, meaningful, and large-scale problems alongside passionate coworkers, all the while making a rewarding impact and Keeping Commerce Human.

What's the Role?

As a Sr. Software Engineer in the Audience & Signals squad within our Growth group, you will play a critical role in enhancing our Ad targeting and optimizing Ad campaign performance. You will collaborate with cross-functional teams to build scalable, high-performance software solutions that integrate seamlessly with our marketing stack, enabling our marketing and analytics teams to send marketing signals and receive campaign measurements to optimize marketing performance and make data-driven decisions.

This is a full-time position reporting to Sr. Engineering Manager . In addition to salary, you will also be eligible for an equity package, an annual performance bonus, and our competitive benefits that support you and your family as part of your total rewards package at Etsy. 

This role requires your presence in Etsy’s Mexico City office once or twice per week depending on your proximity to the office. Candidates living within commutable distance of our Mexico City office or in Guadalajara may be the first to be considered. Learn more details about our work modes and workplace safety policies here.

What’s this team like at Etsy?

• Team: 5 engineers focused on building data integrations with paid social partners (e.g., Facebook, Instagram, TikTok).

• Goal: Improve ad targeting and campaign performance by enabling better use of marketing signals.

• Collaboration: Work closely with marketing and analytics teams to achieve high-impact objectives.

• Teamwork: Strong emphasis on mutual support and shared success.

What does the day-to-day look like?

• Design, develop, and maintain software solutions for Audience & Signals, including but not limited to Paid Social marketing channels, Customer Data Platforms, and data privacy with an eye on quality, using performance monitoring tooling, automated and manual testing, and observability tools to verify the correctness and quality of your code.

• Develop APIs and services for integration with internal systems and third-party platforms.

• Collaborate with data scientists and analysts to utilize data insights for channel performance improvement.

• Work closely with the marketing team to understand business needs and translate them into technical requirements.

• Contribute at all levels of our web application stack, primarily in back-end technologies. We use PHP, BigQuery, MySQL, Kafka, and Memcache, but it's okay if you don't have experience with all of these!

• Push code to production early and often using our continuous deployment systems.

• Practice continuous learning and agile delivery models to stay informed and focused on our deliverables.

• Stay abreast of the latest technology trends and innovations in marketing technology and data integrations.

• 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:

• At least 4 years of software engineering experience

• Experience in one of the following languages: PHP, Python, Go, Ruby, Java, C++

• You have experience working on large-scale data problems, ideally using SQL/BigQuery, Spark, BigTable and Airflow

• Experience operating within a large codebase and knowledge of how to craft simplicity from complex systems.You understand the fundamentals of building robust services.

• Flexibility with different programming languages and cloud-native environments.

• Demonstrate written understandable, testable code with an eye towards maintainability.

• Enjoy thinking about the implications of your work on end users. You are comfortable collaborating with Product Managers and engineers to ensure that you’re delivering impactful product features.

• Have excellent communication skills, and are enthusiastic and forward-looking!

• Are invested in Etsy’s vision, mission and values.

• Familiarity with data analysis and machine learning concepts would be a plus.

To be successful in this role, the Sr. Software Engineer will work within guidelines set by your teammates to independently tackle well-scoped problems, regularly deliver work to end users and act as a primary contributor to your team's goals. You will work on features and projects within a broader product or system.

Additional Information

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. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. If, due to a disability, you need an accommodation during any part of the interview process, please let your recruiter know. While Etsy supports visa sponsorship, sponsorship opportunities may be limited to certain roles and skills.