Internship Mastercard Software Engineer Jobs in California

Why Vagaro? At Vagaro, we believe in fostering a collaborative and inclusive work environment where every team member can thrive. Our culture is built on innovation, continuous learning, and a passion for making a positive impact. We support our employees' growth and vision for themselves, offering opportunities for professional development and career advancement. Join us and be part of a team that values creativity, teamwork, and a commitment to excellence. Plus, we know how to have fun while getting the job done!

What you'll Be Doing: Vagaro is seeking a talented Software Engineer to join our dynamic team. This role is critical to building and scaling the backend systems that power Vagaro’s platform. You’ll directly influence performance, reliability, and scalability, enabling seamless experiences for thousands of businesses and their customers.

*This role is based onsite in Pleasanton, CA Monday through Friday*

Compensation

• Base Annual Salary: $105,000 - $130,000
• Annual Bonus: Up to 10%

Your Impact:

• Develop and maintain web applications using C#, ASP.NET Core, and modern frontend technologies.
• Build and enhance RESTful APIs to support web applications and internal tools.
• Work with senior engineers to design, develop, test, and deploy new features.
• Collaborate with product managers, designers, and other developers to turn requirements into working software.
• Write clean, maintainable, and well-documented code following established coding standards.
• Assist in designing and optimizing database queries and data models using SQL and/or NoSQL databases.
• Learn and apply secure authentication and authorization practices (OAuth, JWT, session-based authentication).
• Debug, troubleshoot, and resolve application issues across both frontend and backend components.
• Participate in code reviews and contribute to improving code quality and team best practices.
• Write unit and integration tests to help ensure application reliability.
• Assist with deploying and monitoring applications in cloud environments such as Azure or AWS.
• Continuously learn new technologies and contribute ideas to improve our applications and development processes.

What you Bring:

• Bachelor's degree in Computer Science or a related field, or equivalent practical experience.
• 1–3 years of professional software development experience (internships and personal projects are welcome).
• Experience with C# and ASP.NET Core through work, internships, or personal projects.
• Familiarity with HTML, CSS, JavaScript, and a modern frontend framework (React, Angular, or Vue is a plus).
• Basic understanding of RESTful API development and web application architecture.
• Familiarity with SQL databases (such as SQL Server) and an understanding of relational database concepts.
• Exposure to NoSQL databases (such as MongoDB) is a plus.
• Basic understanding of asynchronous programming (async/await).
• Familiarity with Git and collaborative development workflows.
• Strong analytical and problem-solving skills with a willingness to learn.
• Good communication skills and the ability to work effectively in a collaborative team environment.
• Eagerness to learn modern software development practices and build high-quality applications.

Nice to Have

• Experience with Azure or AWS through coursework, internships, or personal projects.
• Familiarity with authentication technologies such as OAuth or JWT.
• Experience building personal projects, open-source contributions, or portfolio applications.
• Exposure to Docker, CI/CD pipelines, or automated testing.
• Understanding of Agile development practices.

Why You’ll Love Working Here:

• Attractive Compensation & Performance Bonuses: Enjoy a competitive salary paired with performance-based bonuses
• Generous PTO: 15 accrued days, plus 10 company holidays annually.
• Health & Wellness: Comprehensive healthcare, dental, and vision plans for you and your family.
• Exclusive Perks: Discounts on attractions, theme parks, shows, sports events, movies, hotels, and more through TicketsAtWork. ️
• Beauty Perks: $30/month reimbursement for any Vagaro service, including health, beauty, or wellness treatments.
• Food Perks: $50 monthly stipend for our onsite microkitchen and a complimentary DoorDash DashPass subscription. ️
• Growth Opportunities: College Assistance Reimbursement, access to EAP & Work/Life Programs, and a LinkedIn Learning account.
• Financial Security: 401k program with 4% matching and optional life/supplemental insurance.
• Stay Active: Access to our on-site gym, flavored water dispenser, and basketball court to keep you fit and energized!

Equal Opportunity Employer:
Vagaro is proud to be an Equal Employment Opportunity and affirmative action employer. We foster an inclusive environment where individuals are evaluated without discrimination based on gender, race, ethnicity, age, disability, religion, sexual orientation, gender identity, veteran status, or any other characteristics protected by law.

Privacy Policy:
Your privacy matters! At Vagaro, we are committed to protecting your personal information. Before proceeding with your application, please review our Employee and Applicant Privacy Notice here. By submitting your application, you acknowledge that you have read and understood our Privacy Notice, which outlines how we collect, use, disclose, and protect your information during the recruitment and employment process.

Vagaro is an E-Verify employer. Learn more at www.e-verify.gov

Learn More About Vagaro:
Visit us at vagaro.com/pro and vagaro.com to learn more.]