Staff Platform Engineer

About the role

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 We're seeking an innovative, passionate, and forward-thinking individual to join us as a Staff Platform Engineer . This is an opportunity to join a fast-paced team with the urgency of a startup and the expertise of an established organisation. Due to the space we innovate in, your products will process billions of transactions per day in real-time and power both startup and established industry participants. As a Staff Platform Engineer in this multi-disciplinary team, you will play an integral role in designing, implementing, and optimizing our API edge services, tooling, and infrastructure to ensure robust and secure API management. Collaborating closely with development teams, product managers, and system administrators, you will manage and enhance our API management solutions, ensuring high performance, scalability, and reliability. Duties/Responsibilities Edge Services Leadership: Design and oversee the implementation of enterprise-level API edge services and infrastructure to ensure optimal organization, security, and efficiency. Lead the establishment of best practices for API management, encompassing version control, security policies, and sophisticated traffic management techniques. Advanced NGINX Configuration and Optimisation : Take a lead role in configuring and optimizing NGINX servers to efficiently handle high-volume traffic. Drive the advancement of load balancing, reverse proxying, and caching strategies to maximize performance. Automation and Integration: Architect and mature automation scripts and tools to enhance deployments and configurations robustness. Spearhead the integration of API solutions with CI/CD pipelines to fully automate the deployment process. Lead comprehensive infrastructure automation initiatives to support the robust deployment and management of our services. Documentation and Training: Develop comprehensive documentation, guidelines, and best practices for your services. Lead training sessions to ensure teams are proficient and can effectively implement best practices. Proactive Monitoring and System Optimisation: Lead the efforts in monitoring the performance and security of our services, proactively identifying and resolving bottlenecks and potential issues. Oversee the enhancement of infrastructure efficiency and implement advanced logging and monitoring solutions to deliver real-time performance and security insights. Strategic Collaboration and Communication: Act as a senior point of contact with development teams, system administrators, and other key stakeholders to secure and amplify alignment between engineering initiatives and business objectives. Lead the communication of updates, enhancements, and changes to all relevant teams. Facilitate post-implementation reviews and drive forward recommendations for continuous improvement. Technical Leadership: Offer support and guidance to junior engineers on best practices and procedures. Stay informed about industry trends and emerging technologies. Education and/or Experience Bachelor's or higher degree in Computer Science, Software Engineering, or a related field. 8+ years of prior platform engineering experience with knowledge of enterprise API management tools (Apigee, Kong, Tyk) and NGINX configuration. Experience with Agile development methodologies and an iterative approach to delivering software. Required Skills/Abilities Expertise with containeriz

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