Principal Platform Architect

WHO WE ARE 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 This is an incredible opportunity for a Principal Platform Architect to join Apex's Engineering team. As an Architect you will work closely with engineering, product, and business teams to create a world class API and product experience. You will lead customer facing information architecture while driving company wide engineering initiatives. Where possible you will be a direct technical contributor that will shift between low level design and high level concepts. You will implement repeatable software delivery practices and processes so that we can readily deliver quality products at Apex. We're looking for someone who: Is experienced and introspective. You have extensive experience developing software products and services across a variety of tools, frameworks, and environments. You recognize your strengths and also know when to reach out for help Is passionate. You have a genuine passion for solving interesting technology problems with creative and simple solutions. Is pragmatic. You'd rather deliver a 40% solution in 2 weeks than an 80% solution in six Is collaborative. You're excited to work with fellow engineers, but also know how to partner across departments to get things done Desire to make an impact. You're looking to do amazing work. You're all about using technology to improve the customer experience and affect the company's bottom line, but also want to mentor and coach those within your team What you will do all day: Understand Apex’ broad product portfolio and lead design of a resilient, customer focused client-facing API and integration experience.  Develop and design application delivery rails that enable Apex’s products and services to be delivered to the market in a standardized way. Ensure that our API based solutions deliver value throughout the customer journey. Oversee architectural design groups that develop “best in class” engineering practices for our services by ensuring that service and components are well defined, modularized, secure, reliable, reusable, diagnosable, and actively monitored. Lead an architecture council to drive technical decisions and ensure that services fit within our overall architecture vision. Build software prototypes and conduct experiments to evaluate alternative architectures Grow and mentor developers to develop best-practices and collectively collaborate across teams to build and integrate innovative products.  Adhere to and drive modern software engineering practices through code and design reviews, and by using data/telemetry to make decisions. Build collaborative and productive relationships with development, product and program managers along with broader business stakeholders to define Apex’ developer experience strategy and help accomplish key business objectives.  Provide project progress reports to project team, stakeholders, management, and executives. Have strong understanding of business and technical problems that teams are solving, able to work with stakeholders and teams to prioritize, clarify, and organize team’s work based on this knowledge. Identify risks, perform risk analysis, effectively manage risks; proactively raise prioritization and scheduling tradeoff decisions, escalating and identifying alternate options as appropriate; Follow defined Risk Management processes. Assess existing processes and identify opportunities for improvement. A few reasons why you might love us: We're a leader in space. Apex is recognized for disrupting the financial services industry, enabling fintech standouts like Stash, Robinhood and Betterment. We've got an amazing track record of success and we foster ongoing innovation. So you get all the benefits of a proven, growing company, while enjoying a very entrepreneurial culture We see tech differently. You'll work with people who are leaders in the tech industry. We are passionate engineers dedicated to finding new and different ways to use technology to solve our customers' problems. Your work will have an immediate impact. You'll be able to see your direct impact on our tech department and with our clients. You won't be just another talented engineer chained to a desk slinging lines of code. The skills you’ll need to succeed: Proven track record of navigating the company and influencing and inspiring peers Readiness to travel occasionally Experience gathering and translating business and technical requirements Strong sense of personal accountability Experience in the Google Cloud Platform (GCP) or similar cloud platform. Deep expertise in Java (or other modern software languages like .NET or Go) Experience with REST and microservices Expertise in Agile and other software development methodologies and practices Financial services background preferred The experience benchmarks we’re looking for: BA, BS, MS, PhD in Computer Science, Engineering, or related field 15+ years of software engineering experience Domain knowledge in large scale API integrations Domain knowledge in financial information architecture Engineering process and methodology for large scale design, development, project execution and integration  Demonstrated leadership abilities in creating clarity, generating energy, and delivering success Demonstrated ability to lead with integrity and remain calm during stressful situations while managing multiple demands and priorities Demonstrated technical leadership to provide technical guidance on technology issues, designs, and ideas. ​Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice. Our Rewards 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. Salary Range $207,900-$259,875 The annual base salary range for this position is noted above. Exact compensation offered may vary depending on job-related knowledge, skills, experience, and office location. EEO Statement Apex Fintech Solutions is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, marital status, or any other protected characteristic. Our hiring practices ensure that all qualified applicants receive fair consideration without regard to these characteristics. Disability Statement Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We are dedicated to ensuring equal employment opportunities and providing reasonable accommodations to qualified individuals with disabilities. If you require reasonable accommodations to participate in the application or interview process, please submit your request via the Candidate Accommodation Requests Form. We will work with you to provide the necessary accommodations to ensure your full participation in our hiring process.