Principal Engineer I - Full Stack Developer - Digital Assets

Job Title: Principal Engineer I - Full Stack Developer - Digital Assets Location: Block 23 What you'll do: As a Principal Engineer I you'll provide SME expertise in your respective domain as well as adjacent domains to ensure solutions are safe, secure, compliant and reliable. You'll identify development and support needs as well as take on large and complex design responsibilities supporting project tasks. You'll also engage with project and business sponsors refining requirements and objectives of targeted solutions. As a Principal Engineer I, you also facilitate dialogue and activities, and work to ensure team collaboration including teams outside of your domain. You'll develop effective presentations and narratives for IT audiences. In this role, you'll also develop the technical skills of one more junior engineers. We are looking for a highly skilled Principal Engineer I - Full Stack developer with expertise in designing, developing, and optimizing high-volume and high-performance applications. This role requires deep knowledge of front-end and back-end technologies, microservices architecture, APIs, and cloud-based database management. The ideal candidate will have experience in managing NoSQL Azure-managed databases (Azure Cosmos DB) and will play a key role in ensuring application security, scalability, and reliability. You’ll be playing a key technology role in our Digital Asset platform. Build the solution design of efforts that can be handed off to lower level engineers for execution assuring reuse of platforms where possible. Review technical plans developed by lower level engineers and analysts to assure quality designs prevail which can support the volumetrics of our business partners objectives. Build comprehensive measurement dashboards that give performance insight into key applications of the bank which can feed operational results of our business partners. Work independently or sometimes with architecture team counterparts to lay out the final documentation required for proper ongoing reference of the given solution, including physical and logical layouts with cross reference to use case models while enforcing standards, as well as assisting in the modification or buildout of procedures that support areas of operations across IT. Architect, design, and develop high-performance, high-volume payment channel applications with a focus on security, scalability, and reliability. Lead front-end development using ReactJS, HTML, CSS, ensuring responsive, efficient, and intuitive user interfaces. Implement advanced .NET backend development concepts, including asynchronous programming, multithreading, dependency injection, and API optimizations. Design and manage RESTful and GraphQL APIs, ensuring rate limiting, authentication, authorization, observability, and efficient data processing. Develop and manage microservices architecture, implementing event-driven patterns, API gateways, service discovery, and containerization. Ensure application performance optimization, including caching strategies, database indexing, and load balancing. Manage and optimize Azure Cosmos DB, ensuring efficient data modeling, partitioning strategies, and query performance tuning. Implement DevSecOps best practices, including CI/CD pipelines, automated security testing, and infrastructure-as-code deployment. Integrate advanced SDLC (Software Development Life Cycle) practices to ensure high-quality code, test-driven development (TDD), and continuous integration. Strengthen application security through OWASP best practices, API security mechanisms, secure coding principles, and identity management. Work in a fast-paced, agile environment, collaborating with cross-functional teams to drive innovation and deliver payment solutions. Implement observability tools (such as AppDynamics, ELK, and Grafana) to monitor application performance and troubleshoot issues proactively. Mentor junior engineers and contribute to the overall technical