.Company DescriptionPublicis Sapient is a digital transformation partner helping established organizations get to their future, digitally-enabled state, both in the way they work and the way they serve their customers. We help unlock value through a start-up mindset and modern methods, fusing strategy, consulting and customer experience with agile engineering and problem-solving creativity. United by our core values and our purpose of helping people thrive in the brave pursuit of next, our 20,000+ people in 53 offices around the world combine experience across technology, data sciences, consulting and customer obsession to accelerate our clients' businesses through designing the products and services their customers truly value.Job DescriptionWe are seeking a Technical Lead (C# + ReactJS) to guide a high-impact migration and integration project on a next-generation digital platform for our client, a leading global distributor in the electrical products and solutions industry. This role involves overseeing the technical architecture and hands-on development of a key IPAAS (Integration Platform as a Service) solution, which enables seamless data flow between legacy and new systems. The successful candidate will play a pivotal role in maintaining the highest quality standards for all technical deliverables, while providing direction and support to the North American development team.Your Impact: Lead the technical blueprinting, design, and implementation phases, ensuring the solution aligns with business objectives.Drive the development of the IPAAS layer using tools like Azure Logic Apps, Functions, and Event Hub, to support data streaming and future onboarding of operating companies.Dedicate approximately 80% of your efforts to building and debugging applications to maintain high performance and functionality standards.Design, develop, and review code to uphold code quality and ensure deliverables meet organizational standards.Oversee the application lifecycle from design to deployment and work closely with architects to enhance solution designs.QualificationsYour Skills and Experience: Programming Languages: Proficiency in C# and ReactJS for building scalable solutions.Integration & Data Validation: Strong knowledge of IPAAS solutions, including experience with data validation during application migrations.Testing: Familiarity with unit testing frameworks like JUnit/Mockito.Integration Patterns: Proficiency in REST APIs (OpenAPI 3.0) and GraphQL for data integration.Microservices Architecture: Experience with microservices using C#, Docker, and Azure Kubernetes Services.Familiarity with Dynamics 365, Data Lakehouse, and Azure Integration Services is advantageous.Preferred SkillsAdditional Programming: Knowledge of Spring Boot.Advanced Integration Patterns: Experience with messaging/event handling (Azure Service Bus, Azure Events, Kafka) and orchestration tools like Zeebe