The Senior Software Engineer will design and develop secure payment processing services, optimize performance, troubleshoot issues, and ensure compliance within a collaborative team environment.
At Qu you’ll find a fun, dynamic, and diverse culture that celebrates team and individual success. Our people are down to earth, trail blazin’ folks who value innovation.
While mostly virtual, we collaborate closely to produce leading-edge software solutions much needed in the restaurant industry.
Qu is looking for a Senior Software Engineer to join our Payments team. This role is central to building and maintaining high-performance, secure payment processing systems that power restaurant chains globally. You will work on scalable cloud services, ensuring reliability and security for millions of transactions.
At Qu you will:
- Design and develop scalable, secure, and reliable payment processing services.
- Collaborate with cross-functional teams to integrate payment gateways and financial services.
- Optimize system performance and troubleshoot complex issues in production environments.
- Ensure PCI compliance and implement industry-standard security practices.
What we're looking for:
- 5+ years of software engineering experience with a focus on backend systems.
- Strong proficiency in Java, Go, or Python.
- Experience with cloud platforms like AWS or Google Cloud.
- Solid understanding of microservices architecture and RESTful APIs.
- Deep understanding of payment flows, including authorization, tokenization, settlement, and reconciliation, within secure, distributed backend architecture.
- Strong knowledge of Payment Card Industry (PCI) considerations and experience in designing systems for secure handling of sensitive financial data, consistency, and auditability.
Desired Qualifications:
- Previous experience in fintech or payments industry.
- Knowledge of Kubernetes and containerization.
- Familiarity with SQL and NoSQL database technologies.
- Background in restaurant, retail, or POS ecosystems and familiarity with store group hierarchies, check data, or tag-based filtering.
- Familiarity with Azure DevOps tools, in conjunction with the Atlassian product suite (Jira, Confluence, Rovo, etc.)
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What you need to know about the Los Angeles Tech Scene
Los Angeles is a global leader in entertainment, so it’s no surprise that many of the biggest players in streaming, digital media and game development call the city home. But the city boasts plenty of non-entertainment innovation as well, with tech companies spanning verticals like AI, fintech, e-commerce and biotech. With major universities like Caltech, UCLA, USC and the nearby UC Irvine, the city has a steady supply of top-flight tech and engineering talent — not counting the graduates flocking to Los Angeles from across the world to enjoy its beaches, culture and year-round temperate climate.
Key Facts About Los Angeles Tech
- Number of Tech Workers: 375,800; 5.5% of overall workforce (2024 CompTIA survey)
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- Funding Landscape: $11.6 billion in venture capital funding in 2024 (Pitchbook)
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- Research Centers and Universities: California Institute of Technology, UCLA, University of Southern California, UC Irvine, Pepperdine, California Institute for Immunology and Immunotherapy, Center for Quantum Science and Engineering
