Software Engineering Intern (Back End)

Apex Fintech Solutions • Austin, TX

20h • Hybrid

About The Position

Apex Fintech Solutions (Apex) powers innovation and the future of digital wealth management by building tech-forward solutions that help simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech software enables us to support clients such as Stash, Betterment, SoFi, Webull, and eToro, amongst many others; collectively, Apex powers access to the stock market for over 22+ million end customers. At Apex, we are changing how the securities industry operates by reinventing the status quo, which was manual, slow, and accessible only by the ultra-wealthy. We're digitizing and democratizing systems so that everyone has an opportunity to invest. When you're at Apex, you drive this change. You're part of a global team with a clear vision: to be the trusted technology that powers the digital economy. Our offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila are home to over 1,000 employees. Together, we’re shaping the future of financial innovation. Embrace change. Solve big. Win together. And be G.R.E.A.T. — grit, results, empathy, accountability, and teamwork — with Apex. We’re proud to be recognized for the innovative work we do, the purpose-driven nature of our work, and the collaborative culture we’ve created. Here are just a few of the many awards we’ve recently received: Best Places to Work 2026, 2025, 2024, 2023 - Presented by BuiltIn WealthTech of the Year 2025 - Presented by US FinTech Awards The World’s Top 250 Fintech Companies 2024 - Presented by CNBC ABOUT THIS ROLE Apex is looking for a motivated and talented Back End Software Engineering Intern to join our dynamic engineering team. This internship offers hands-on experience in backend development, providing an opportunity to work on exciting projects and learn from experienced professionals. To be considered, you must be able to commit to a 10-week hybrid internship and work 40 hours per week during our summer program

Requirements

• 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.
• Familiarity with programming languages such as Java, Python, C++, JavaScript, or similar.
• Understanding of software development methodologies, including Agile and Scrum.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork abilities.
• Willingness to learn and adapt in a fast-paced environment.
• General interest in Fintech.

Responsibilities

• Assist in the design, development, and maintenance of backend systems and APIs.
• Collaborate with front-end developers and product managers to define and implement technical requirements.
• Participate in code reviews to maintain high-quality code and adhere to best practices.
• Contribute to the development of scalable, secure, and high-performance applications.
• Help in debugging and resolving issues to ensure the smooth operation of backend services.
• Stay updated with emerging technologies and industry trends in backend development.

Benefits

• We offer a robust package of employee perks and benefits, including healthcare benefits (medical, dental and vision, EAP), competitive PTO, 401k match, parental leave, and HSA contribution match.
• We also provide our employees with a paid subscription to the Calm app and offer generous external learning and tuition reimbursement benefits.
• At AFS, we offer a hybrid work schedule for most roles that allows employees to have the flexibility of working from home and one of our primary offices.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern