Lead, Software Engineer

Epsilon, part of Publicis Groupe, is a global leader in data and identity, digital media, clean rooms, customer data platforms, loyalty, and marketing services. The Lead, Software Engineer will research, design, and develop software while delivering cloud and big data solutions, resolving production issues, strengthening application security, and improving performance, reliability, and scalability.

Responsibilities:

• Research, design, and develop computer and network software or specialized utility programs
• Partner with product owner and technical manager to define and refine new user stories and requirements, ensuring alignment with business objectives
• Assess proof of concepts and innovative ideas for cloud and big data solutions, providing strategic recommendations for technology implementation
• Deliver assigned software features as part of the sprint cycle, adhering to established coding standards and meeting specified functional requirements
• Proactively identify, troubleshoot, and resolve technical issues in production environments
• Collaborate with development teams, peers, and cross-functional stakeholders to implement hotfixes promptly
• Analyze and remediate vulnerabilities identified through security scans, including dependency analysis, and ensure continuous compliance with security policies during each sprint cycle
• Help team members with coding best practices, formulating effective unit and regression testing strategies, and executing performance tests, while analyzing the outcomes
• Design and execute benchmark, load, stress, endurance, and other performance tests; monitor application logs to assess system behavior and identify optimization opportunities
• Collaborate effectively with peers to develop and implement seamless product integrations, ensuring cohesive functionality across systems
• Provide insightful technical feedback on the availability, performance, reliability, and scalability of applications within scope, contributing to continuous improvement

Requirements:

• a Master's degree in Computer Science, Engineering, Information Technology or related field and three years of experience in the job offered or three years of experience in any occupation in which the required experience was gained
• three years of experience in each of the following:
• Design and develop backend APIs using Java to support WebSocket and RESTful communication, enabling efficient data exchange and real-time interactivity for web applications
• Develop scalable microservices using the Micronaut framework to optimize performance and memory usage in serverless environments
• Create and manage Databricks batch jobs using Apache Spark to process large-scale streaming data sets
• Develop Angular user interface components, integrating with a Node.js backend to enable real-time user notifications, ensuring seamless and dynamic user interactions
• Use GoCD to implement Continuous Integration and Continuous Delivery (CI/CD) pipelines for automating the deployment of applications to multiple tenant environments
• Leverage AWS services including S3 for storage, Lambda for serverless execution, API Gateway for routing traffic, and SSM for configuration management, to build scalable and reliable cloud-based applications
• Use Terraform to implement Infrastructure as Code (IaC) for automating the provisioning, configuration, and version-controlled deployment of cloud infrastructure
• Develop Python and Shell scripts to automate deployment pipelines and system maintenance tasks
• Utilize Kafka to implement event-driven architecture for microservices, triggering AWS Lambda functions, and use ELK Stack for efficient logging
• Implement integration tests using the Gauge framework to validate end-to-end service functionality
• Utilize K6 framework to conduct performance testing for REST APIs
• Manage and maintain relational databases using PostgreSQL, ensuring data integrity, high availability, and optimized performance for applications; integrate Liquibase for version control of database schemas, facilitating database changes in a structured, reliable, and automated manner