Senior Software Implementation Engineer

The Senior Software Implementation Engineer plays a key role in the successful technical delivery of Lumin Digital ’s digital banking platform. Acting as both a solutions engineer and technical consultant, this role is responsible for implementing platform features, supporting data conversions, and working directly with clients from implementation kickoff through production launch. The Senior Engineer gathers requirements, scopes and develops custom solutions using the company’s SDK, and supports platform operations throughout the implementation lifecycle. This individual also contributes to internal documentation, best practice improvements, and team knowledge sharing while ensuring client satisfaction and a seamless technical onboarding experience.

Essential Functions and Responsibilities: Lead full-cycle technical implementations of the Lumin Digital banking platform for new clients, from initial kickoff and requirements discovery through configuration, testing, and production launch. Serve as the primary technical point of contact for client stakeholders, translating business requirements into technical specifications and implementation plans. Implement and configure Lumin Digital ’s banking product components, including digital banking, mobile, and online banking modules according to client specifications. Performing testing and validations of each product feature, third party integrations, and custom solutions implemented during the life cycle of the project. Ensure client expectations are satisfied on the committed deliverables. Manage client environments across, staging, pilot and production to support iterative testing and a smooth go-live transition. Conduct working sessions to help clients understand product functionality and to enable client teams to self-manage their application. Develop and document custom solutions and integrations leveraging Lumin Digital ’s SDK,APIs and available tooling to meet client-specific requirements. Create and maintain project scope implementation details, data flow documentation, and integration specifications for each implementation. Partner with Product, Engineering, Services, and Support teams to coordinate deliverables, resolve dependencies, and maintain alignment throughout the implementation lifecycle. Communicate implementation status, risks, blockers, and milestones clearly to internal stakeholders, project managers, and client team. Support data conversion and migration efforts associated with Projects. Support load testing efforts and help fine tune any performance issues. Proactively identify technical risks, implementation blockers, and timeline threats; develop and execute mitigation strategies to keep projects on track. Troubleshoot and resolve technical issues across all phases of implementation, including root cause analysis, integration failures, environment issues, and post-launch incidents. Identify opportunities to improve implementation methodologies, tooling, templates,