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This role is part of our delivery organization, working directly with client teams to execute software projects successfully.\nYou will be joiningOmise Pro, Omise’s professional services team, working on custom software delivery and digital transformation projects.\nWhat you will be doing\nWe need a strong Senior Backend Engineer to act as a technical anchor and \"bar raiser.\" You will take full ownership of features from design to deployment, proactively eliminate technical debt, and cleanly communicate risks to stakeholders.\nYou\nCore Technical Profile\nBackend:Expert-level Java and Spring Boot (Node.js is a plus).\nArchitecture:Deep OOP knowledge with proof of building high-concurrency, event-driven systems (CQRS, SAGA).\nDatabases:Expert in relational databases (PostgreSQL/MySQL), ACID properties, and performance tuning under heavy loads.\nCloud Platforms:Hands-on experience with at least one major platform (AWS, GCP, or Azure). Azure experience is a strong plus. 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