Senior Backend Engineer (Java)

Location: 203 Minh Khai, Bach Mai, HanoiEmployment Type: Full-time | On-site with WFH flexibilityWorking Hours: Monday – Friday | Flexible working hoursAbout EsoftEsoft is a global real estate technology and media company delivering high-quality property presentation solutions to clients across the US, Europe, Australia, and New Zealand.Combining nearly two decades of industry expertise with technology-driven solutions, we help real estate media companies scale their operations through photo and video editing, floor plans, 3D visualization, automation, and AI-enabled workflows.As we continue to modernize and scale our technology platforms, we are looking for an experienced Senior Backend Engineer (Java) to join our engineering team in Hanoi.The RoleYou will design, develop, and optimize backend services that support Esoft’s large-scale production and technology ecosystem.This role goes beyond feature development. You will work on system architecture, distributed services, performance, scalability, and platform modernization, while collaborating with engineering and product teams in Vietnam and Denmark.What You'll DoDesign and develop scalable backend services using Java and Spring BootBuild and improve systems based on microservices and distributed architecturesContribute to architectural and system design decisionsDevelop RESTful APIs and integrations between internal and external systemsImprove the performance, reliability, and scalability of existing platformsTroubleshoot complex technical and production issuesWork with databases and data-intensive backend servicesParticipate in code reviews, testing, and engineering best practicesProactively identify technical challenges and propose practical solutionsCollaborate with cross-functional and international teams throughout the development lifecycleTake ownership of solutions from technical design through implementation and productionWhat We're Looking For5+ years of professional experience in backend/software developmentStrong hands-on experience with Java and Spring BootSolid experience designing and developing REST APIsPractical experience with microservices and distributed systemsStrong understanding of system design, scalability, reliability, and performanceExperience working with relational databases such as PostgreSQLFamiliarity with NoSQL databasesUnderstanding of software testing, clean code, and engineering best practicesStrong problem-solving skills and the ability to work independentlyA proactive mindset with a strong sense of ownershipGood English communication skills for working in an international environmentNice To HaveExperience in one or more of the following areas would be an advantage:AWS or other major cloud platformsKafka or event-driven architecturesContainerized and cloud-native environmentsHigh-volume or large-scale production systemsData-intensive platformsAI/ML-enabled products or workflowsWhy Join Esoft?Build Systems That Operate at ScaleWork on technology platforms supporting large-scale real estate media production across multiple international markets.Modern Engineering ChallengesSolve real-world challenges involving distributed systems, scalability, performance, cloud technologies, automation, and AI-enabled workflows.International CollaborationWork closely with colleagues and technical stakeholders across Vietnam and Denmark in a multicultural engineering environment.Ownership & Technical GrowthHave the opportunity to influence technical solutions, contribute to architecture decisions, and continue developing your technical career.What We OfferAttractive and competitive compensation package100% SHUI contribution during probationPremium healthcare package for employees and eligible family members12 days of annual leave per year12+ WFH days per yearDaily meal supportFlexible working hours, Monday to FridayTraining and continuous professional development opportunitiesMentorship and knowledge sharing with experienced technical leadersOpportunities to participate in internal and international meetings, events, and networking activitiesCollaborative, multicultural working environment built around creativity, innovation, respect, and equality