Backend Software Engineer Intern Jobs in Davis, CA

What We Need
Corpay is currently looking to hire a Mobile Architect within our Corpay Complete division. This position falls under our Corpay Payables line of business and is in Elk Grove, CA. This role will lead the architecture and technical direction of our mobile platform across iOS and Android, supporting enterprise financial workflows including expenses, approvals, cards, receipts, and user self-service. As a Mobile Architect, you will work closely with mobile engineers, backend developers, product managers, and QA teams to design and deliver scalable mobile solutions. This role requires both strategic architectural leadership and hands-on technical involvement. The ideal candidate will bring strong mobile architecture experience, deep technical leadership, and a track record of building secure, scalable, high-quality mobile applications in a fast-paced product environment. In this role, you will report directly to the Engineering Manager in the Corpay Complete division.
How We Work
As a Mobile Architect, Corpay will set you up for success by providing:

• Assigned workspace in Elk Grove office
• Company-issued equipment

Role Responsibilities
The responsibilities of the role will include:

• Defining and evolving the architecture for Corpay's mobile applications across iOS and Android
• Leading technical decisions related to application structure, scalability, security, performance, observability, and maintainability
• Establishing standards for mobile development, testing, release quality, and engineering best practices
• Partnering with backend teams to define scalable API contracts, authentication patterns, and integration strategies
• Designing solutions for mobile capabilities including push notifications, biometric authentication, document upload, camera workflows, and background processing
• Driving modernization efforts and evaluating tools, frameworks, and patterns that improve developer productivity and product quality
• Supporting production reliability through improved monitoring, diagnostics, and operational practices
• Conducting code reviews, mentoring engineers, and guiding technical decision-making across the team
• Partnering with engineering leadership on roadmap planning, technical risk management, and platform investment decisions

Qualifications & Skills

• 8+ years of software engineering experience, including significant experience in mobile application development and architecture
• 3+ years in a technical leadership role such as Architect, Staff Engineer, Principal Engineer, or equivalent
• Strong experience building and scaling cross-platform mobile applications in production
• Deep knowledge of iOS and Android platform architecture, lifecycle, performance, and native integrations
• Strong experience with JavaScript/TypeScript-based mobile development
• Experience with mobile state management, API integration, testing, and release practices
• Experience integrating mobile applications with backend services, REST APIs, authentication systems, and asynchronous processing workflows
• Familiarity with cloud infrastructure, secure file handling, background jobs, caching, and search platforms
• Experience with enterprise authentication and authorization patterns, including SSO, OAuth, and JWT
• Strong written and verbal communication skills, with the ability to influence technical direction across teams
• BA/BS in Computer Science, Software Engineering, or equivalent practical experience

Preferred Qualifications

• Experience in fintech, payments, AP automation, expense management, or other enterprise SaaS products
• Experience leading platform modernization or large-scale mobile upgrades
• Experience supporting secure, highly reliable applications in regulated or operationally sensitive environments

Benefits & Perks

• Medical, Dental & Vision benefits available the 1st month after hire

• Automatic enrollment into our 401(k) plan (subject to eligibility requirements)

• Virtual fitness classes offered company-wide

• Robust PTO offerings including major holidays, vacation, sick, personal, & volunteer time

• Employee discounts with major providers (i.e. wireless, gym, car rental, etc.)

• Philanthropic support with both local and national organizations

• Fun culture with company-wide contests and prizes

Pay Transparency
The expected salary range for this position is $165,000 - $200,000 based on the candidate's work location. This range reflects a good faith estimate of the expected compensation for this role at the time of posting. The final offer will be determined based on job-related factors including skills, experience, qualifications, and applicable market conditions. Compensation may vary based on geographic location and will be confirmed during the hiring process. Additional compensation and benefits, including incentive programs, health coverage, retirement plans, paid time off, and other benefits (where applicable), may also be provided.
About Corpay
Corpay is a global technology organization that is leading the future of commercial payments with a culture of innovation that drives us to constantly create new and better ways to pay. Our specialized payment solutions help businesses control, simplify, and secure payment for fuel, general payables, toll and lodging expenses. Millions of people in over 80 countries around the world use our solutions for their payments.
At Corpay, we are committed to fostering an inclusive and respectful workplace where employees are valued for their diverse perspectives, experiences, and contributions. We believe that diversity, equity, and inclusion strengthen our teams, drive innovation, and support our continued success globally.
As part of our hiring process, offers of employment may be subject to the successful completion of pre-employment screening conducted by an authorized third-party provider, in accordance with applicable laws and Corpay policies. Screening requirements may include employment references, identity verification, criminal record checks, financial or sanctions screening, and other background checks relevant to the role and permitted by local law.
Notice to Recruitment Agencies and Search Firms: Corpay does not accept unsolicited resumes from agencies or search firms without a valid written agreement in place. Any unsolicited candidate submissions will become the property of Corpay, and no fees will be paid related to such submissions.
Learn more about Corpay: https://www.corpay.com
Transparency & Compliance
Equal Opportunity Employer
Corpay is committed to providing equal employment opportunities to all applicants and employees. Employment decisions are made without regard to race, color, religion, sex (including pregnancy), gender, gender identity or expression, sexual orientation, national origin, ancestry, age, disability, marital status, genetic information, military or veteran status, or any other characteristic protected by applicable law. Corpay is committed to fostering an inclusive workplace where individuals are respected and valued for their diverse perspectives, experiences, and contributions. If you require reasonable accommodation during any part of the application or interview process, please notify a representative of the Human Resources Department.
Use of Artificial Intelligence in Hiring
Corpay may use artificial intelligence (AI) and other technology-enabled tools to support certain aspects of the recruitment process, such as application screening, candidate assessment, or interview scheduling. These tools are designed to enhance efficiency, consistency, and fairness throughout the hiring process. AI tools do not make final hiring decisions. All employment decisions involve human review. Corpay is committed to the responsible use of AI, including appropriate oversight and safeguards designed to support fair and unbiased outcomes.
Candidate Privacy Notice
For information about how Corpay processes personal information during the recruitment process, please review our Candidate Privacy Notice: https://www.corpay.com/privacy-policy.
Pay Philosophy
Corpay is committed to fair, equitable, and transparent compensation practices. Compensation decisions are based on objective, job-related factors including skills, experience, qualifications, and market benchmarks. Where required by applicable law, salary or compensation ranges will be included in the job posting or provided prior to the interview process, where required by applicable law. Additional compensation elements such as bonuses, incentives, benefits, or variable pay may apply where applicable.