Java Back End Developer

Job title: Senior Backend Developer (Java/Kafka/AWS).Location: Northeast Corridor (NEC) – Hybrid (occasional onsite meetings/travel as required)Duration: 12 months of contractWe're looking for an experienced Senior Backend Developer to join a high-impact enterprise technology team building scalable backend platforms that support mission-critical operational systemsWhat You'll DoDesign and develop enterprise-grade backend services and REST APIsBuild scalable microservices using Java and Spring BootDevelop event-driven solutions using Apache KafkaDesign and optimize PostgreSQL databasesBuild cloud-native applications using AWSDevelop enterprise integrations with APIs, messaging, and batch processingParticipate in architecture, code reviews, CI/CD, production support, and performance optimizationCollaborate with cross-functional Agile teams to deliver high-quality solutionsRequired Skills:8+ years of Java development experienceSpring Boot & MicroservicesREST API developmentApache Kafka (Producers, Consumers, Event-Driven Architecture) PostgreSQL (Database Design & Query Optimization)AWS (ECS/Fargate, Lambda, API Gateway, S3, CloudFormation, CloudWatch, CodePipeline, CodeBuild, ECR)CI/CD, Git, Jenkins, Bitbucket, Jira, SonarQubeAgile/Scrum methodologyNice to Have: Transportation, logistics, scheduling, or asset management domain experienceOAuth2, OIDC, Azure Entra ID (Azure AD), or SSODynatrace, Splunk, or CloudWatchKafka administration, Schema Registry, Avro, or JSON serializationExperience designing highly available distributed systems