Senior Software Engineer, Buyer Programs

  • San Francisco, CA
  • Full-time

Company Description

We believe the economy is better when everyone has access. When everyone has room to grow. No one should be left out because the cost is too great or the technology too complex. We started with a little white credit card reader but haven’t stopped there. We’re empowering the independent electrician to send invoices, setting up the favorite food truck with a delivery option, helping the ice cream shop pay its employees, and giving the burgeoning coffee chain capital for a second, third, and fourth location. We’re here to help sellers of all sizes start, run, and grow their business—and helping them grow their business is good business for everyone.

Job Description

The Customer Engagement team’s mission is to help Square merchants grow their businesses by giving them the tools they need to know, support, engage, and acquire their customers. Our product suite includes CRM, loyalty and rewards, gifting, marketing, feedback and messaging. Square offers a seamless and simple solution that saves our merchants time and provide a delightful experience to engage and reward their customers.


As a senior engineer on the Customer Engagement team you will...

  • Work closely with product managers, designers, and internal teams to understand user needs

  • Use your passion for building great software to develop meaningful, delightful merchant and customer facing features that help our merchants connect with, engage and reward their customers

  • Help provide the technical vision and direction for the team, including providing mentorship for fellow engineers on the team

  • Write concise, well-organized code and sensible tests

  • Be given opportunities to stretch yourself by collaborating with engineers and other stakeholders across different teams and leading broad initiatives


You have...

  • 5+ years of experience developing production software

  • 4+ years in Back End/ Application development in Java, Golang, etc

  • Significant experience working with relational databases (MySQL, PostgreSQL)

  • Strong knowledge of CS fundamentals and code organization best practices

  • A strong sense of customer empathy and desire to influence the product direction

  • A Computer Science or other technical degree

Bonus points if...

  • You have an interest in the strategic / business aspect of building a successful product

  • You have past experience integrating with external APIs and providing polished APIs for third parties

  • You have built systems that make use of complex job queues and offline processing

Technologies we use at Square:

  • Java, Golang, Ruby / Rails, Protocol Buffers

  • Ember.js, ES6, Sass

  • Android, iOS/Cocoa

  • MySQL, Redis

Additional Information

At Square, our purpose is to empower – within and outside of our walls. In order to build the best tools for the businesses and customers we support all over the world, we have to start at home with a workforce as diverse and empowered as our sellers. To this end, we take great care to evaluate all employees and job applicants equally, based on merit, competence, and qualifications. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other characteristic protected by law. We encourage candidates from all backgrounds to apply and always consider qualified applicants with arrest and conviction records, in accordance with the San Francisco Fair Chance Ordinance. Applicants in need of special assistance or accommodation during the interview process or in accessing our website may contact us by sending an email to assistance(at) We will treat your request as confidentially as possible. In your email, please include your name and preferred method of contact, and we will respond as soon as possible. Perks At Square, we want you to be well and thrive. Our global benefits package includes: Healthcare coverage, Retirement Plans, Employee Stock Purchase Program, Meal reimbursements, Wellness perks, Paid parental leave, Flexible time off, Learning and Development resources