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Senior Full Stack Developer
Senior Full Stack DeveloperQuantum ePay • Anaheim, CA, United States
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Senior Full Stack Developer

Senior Full Stack Developer

Quantum ePay • Anaheim, CA, United States
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[job_preview.job_type]
  • [job_card.full_time]
[job_card.job_description]

Unlock your potential with Quantum ePay. We're a full-service financial technology provider that helps business owners lower their costs, earn more money, and improve their quality of life.

We're building a modern Payments Platform as a Service (PPaaS) for credit card payment solutions. Our stack combines Vue.js, TypeScript, and Vite on the frontend with ASP.NET Core, Clean Architecture, and Docker on the backend.

We're looking for a skilled Senior Full Stack Developer to help us build secure, scalable solutions for a next-generation payments platform. You'll work on everything from crafting responsive UIs to designing robust APIs and ensuring smooth integrations across systems. If you're passionate about clean, maintainable code and thrive in a collaborative, fast-paced environment, this is the perfect opportunity to make an impact in fintech.

Essential Duties And Responsibilities

  • Build and maintain scalable web applications with Vue.js / TypeScript.
  • Design and develop secure, high-performance .NET APIs and services.
  • Integrate with databases and external systems (EF Core, Dapper).
  • Implement authentication / authorization (JWT, OAuth2).
  • Write automated tests (Cypress, xUnit, integration tests).
  • Contribute to CI / CD pipelines and containerized deployments with Docker.

Qualifications

  • 5+ years full-stack development experience.
  • Strong proficiency in Vue.js, TypeScript, and modern frontend frameworks.
  • Expert knowledge of ASP.NET Core, C#, .NET 5+.
  • Experience with Clean Architecture, DDD, and REST API best practices.
  • Familiarity with CI / CD, Git, Docker, and DevOps practices.
  • Nice-to-have

  • Experience in payment processing, PCI compliance, or financial services.
  • Cloud deployment (Azure, AWS, or GCP).
  • Familiarity with OpenAPI / Swagger and microservices.
  • SALARY : This role includes quarterly profit-sharing bonuses as part of a total compensation package, in addition to a full range of medical, dental, retirement planning, and other benefits. Base salary range : $125,000 - $150,000 Salary including quarterly profit-sharing bonus and comprehensive benefits program range (annualized) : $157,725 - $187,725

    LOCATION : This role requires the employee to work onsite full-time at our Anaheim Hills location.

    WHY WORK HERE?

  • Awarded Top Workplace of Orange County by the OC Register three years in a row!
  • Flex PTO!
  • New state-of-the-art, open-concept facility with stand-up desks, balance boards, stationary bikes, and more!
  • Work hard, play hard culture!
  • Monthly Beer Socials and BBQs!
  • Proven 'promote from within' mentality!
  • Benefit offerings :
  • Medical, dental, vision, acupuncture, and chiropractic
  • 401k Safe Harbor; 100% employer match processed semi-monthly, up to 4%
  • Profit Sharing; paid on a quarterly basis
  • #J-18808-Ljbffr

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    Senior Full Stack Developer • Anaheim, CA, United States

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