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You will work on Spring Boot microservices, Kafka-based event pipelines, geospatial data, and real-time notifications, owning your code from design through to production on AWS. (2+ years of hands-on Java development preferred.)\n\nKey Responsibilities\n\n Design, build, and maintain RESTful microservices using Java 17/21 and Spring Boot 3.x.\n Build event-driven flows with Apache Kafka, Kafka Streams, and Spring Kafka (producers, consumers, stream topologies).\n Model data and write efficient queries on PostgreSQL (with PostGIS), MongoDB, and Redis using Spring Data JPA / Hibernate.\n Manage database schema changes with Liquibase.\n Secure APIs with Spring Security, OAuth2 resource server, JWT, and Keycloak.\n Build real-time features using Server-Sent Events, WebSockets, and MQTT.\n Integrate third-party services such as SendGrid (email), Twilio (SMS/WhatsApp), and AWS (S3, Lambda).\n Write unit and integration tests with JUnit 5 and Spring Boot Test; keep coverage and quality gates green (JaCoCo, SonarQube).\n Document APIs with OpenAPI/Swagger, take part in code reviews, and debug and fix production issues.\n\nAbout Company: Aatmunn is a fast-growing start-up focused on delivering innovative SAAS solutions to enhance lives of frontline workers across the industry domains. We're committed to save lives by delivering innovative and user-friendly digital experiences. The name Aatmunn, meaning Soul or Spirit, symbolizes the company's deep commitment to the holistic well-being of frontline workers. Our mission goes beyond physical safety to caring for the essential human spirit of each worker, emphasizing a human-centric and compassionate approach to workforce safety. 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