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SWE Intern (Accounts)

Apex Fintech Solutions
United Statesfull_timeVerifiedPosted 1 Dec 2025

About the role

WHO WE ARE

Apex Fintech Solutions (AFS) powers innovation and the future of digital wealth management by processing millions of transactions daily, to simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech solutions enables us to support clients such as Stash, Betterment, SoFi, and Webull, and more than 20 million of our clients' customers. 

Collectively, AFS creates an environment in which companies with the biggest ideas in fintech are empowered to change the world. As a global organization, we have offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila.

If you are seeking a fast-paced and entrepreneurial environment where you'll have the opportunity to make an immediate impact, and you have the guts to change everything, this is the place for you. 

AFS has received a number of prestigious industry awards, including:

  • 2021, 2020, 2019, and 2018 Best Wealth Management Company - presented by Fintech Breakthrough Awards

  • 2021 Most Innovative Companies - presented by Fast Company

  • 2021 Best API & Best Trading Technology - presented by Global Fintech Awards

ABOUT THIS ROLE

Apex Fintech Solutions is looking for a Software Engineering Intern with unbounded potential for a development team on the front lines of Apex's high-volume, high-availability trade clearing suite. We partner with some of the industry's hottest next-generation stock trading products. You'll be at the center of rapidly scaling services that will test your limits.

Apex engineering teams are charged with building the services our clients love and are at the heart of our future product innovations. Apex has begun its transformation from on-premise infrastructure to the Cloud (GCP & AWS), and our team is responsible for transforming our products into the next generation clearing platform that will lead our industry for years to come. We are in need of smart, developers to build out our cloud-native (GCP/AWS), event-driven (Apache Kafka), Microservices framework.

Have you been waiting on the opportunity to gain hands-on experience in the fintech industry? Now's your chance. 

What you will do:

  • Working with a variety of languages/frameworks, such as Java, Go, Python and technologies such as RDBMS, Kubernetes, and Docker, Google Cloud Platform 

  • Designing, developing, testing, deploying, maintaining and improving software 

  • Building resilient, self-scaling, self-healing services that allow you to sleep through the night 

  • Writing high-quality, well-tested code. Maintaining high code-quality standards across your team via code reviews 

  • Attending training and expand domain knowledge on Accounts creation and Maintenance 

  • Encouraging innovation by questioning business processes throughout the company 

What You'll Learn 

  • Financial services software development and cash management systems 

  • Payment processing workflows including ACH, wires, and instant transfers 

  • Working with high-scale, mission-critical financial infrastructure 

  • Modern development practices in a multi-language monorepo environment 

  • Regulatory compliance and security best practices in financial technology 

What you can expect:

  • A highly collaborative environment where everyone is focused on outcomes that build momentum for Apex to reach its goals.

  • A culture that values a test-centric approach to software development where 100% unit test coverage is the expectation.

  • End-to-end ownership of what you deploy. From documentation to service-level objectives, your team is ultimately responsible for the health of your products.

  • Contribute to and benefit from a culture of continuous learning.

  • Access to mentors, generous policies regarding attending industry conferences and book reimbursement, regular lunch and learns.

  • Quarterly 2-day hackathons.

  • An environment committed to using the right tool to get the job done.

  • Work that matters.

The skills you'll need to succeed: 

  • Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or a related STEM field. 

  • Senior standing, May 2027 graduate 

  • Strong analytical and problem-solving skills. 

  • Currently pursuing a degree in Computer Science, Software Engineering, or related field 

  • Experience of software development skills in a modern object-oriented programm

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Company

Apex Fintech Solutions

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