staff java backend developer

Captiare Limited is seeking a Java Developer (Spring Boot) to join our regional fintech team. You will build robust back-end solutions for new product launches and strategic transformation, emphasizing reliability, scalability and clean interfaces. The ideal candidate has 2+ years in backend development with Java and Spring Boot, plus hands-on experience...

OverviewAbout FireworkJoin Firework – Where Innovation Meets Impact. Firework is redefining the future of commerce as an AI and video commerce company — combining cutting-edge technology, an exclusive network of enterprise brands and retailers, and a first-mover position to win the agentic commerce race. We've built the world's most advanced and largest...

Well-established IoT products manufacturing and R&D company Job Description Candidates with more experience will be considered as Senior Analyst Programmer. Responsibilities IoT end-user application design and development Support Smart Device development team, backend development team and QA team Backend application development, cloud environment...

OverviewOur client is seeking a Backend/Systems Engineer with a deep appreciation for high-availability systems to own and optimize our real-time data infrastructure. You will own the integration, reliability, and data lifecycle of our real-time data ecosystem. You will be adding critical pieces of making our real-time data system more robust and more...

SW8616 |01 Feb 2024 Application Support – Java / .NET Responsibilities Analyse and design application module and use case documentation. Prepare system specification, coding and testing. Monitor trading applications and provide technical/user supports. Perform task analysis, effort estimation and quality assurance activities. Coordinate with users...

A fast-growing logistics company in Hong Kong is seeking a Backend Software Engineer to develop and maintain key features for its Driver app and APIs. The role requires at least 2 years of experience in backend development, particularly in Java, and knowledge of microservices and cloud services. Candidates should be detail-oriented, strong communicators, and...

Hyphen Connect Limited is seeking a seasoned Backend Engineer in Hong Kong to lead the architectural design for a high-performance Decentralized Exchange (DEX) platform. The role focuses on building core components for a trading environment prioritizing ultra-low latency and security. Successful candidates will have over 8 years of Java development...

Video Rebirth Limited seeks a seasoned backend engineer to design, develop, and optimize the production system, data prep infrastructure, and cloud environments. You will collaborate with model researchers to enable training and deployment of AI models, ensuring reliability and scale across services. You should have a Master’s degree and 3+ years in...

What you'd doBuild and maintain OKX's real-time DEX market tracking and analysis platformDevelop high-throughput, low-latency backend systems for accurate, timely dataTroubleshoot technical issues to ensure platform stability and service qualityDeliver assigned features on time with clean, well-tested, maintainable codeCollaborate with product and...

A telecom solutions company based in Hong Kong seeks a Backend Systems Developer to work on microservices architecture focusing on 5G and IoT. The role involves enhancing existing backend systems, conducting research for new technologies, and collaborating with business teams. Candidates should have a degree in Computer Science and experience in CI/CD...

About Ceffu Ceffu is a leading institutional-grade digital asset custody platform, offering secure, compliant, and scalable solutions for enterprises, hedge funds, and financial institutions.Ceffu is a leading institutional-grade digital asset custody platform, offering secure, compliant, and scalable solutions for enterprises, hedge funds, and financial...

We are seeking a seasoned Backend Engineer with deep expertise in decentralized finance (DeFi) to lead the architectural design and development of our client's high-performance DEX platform. You will be responsible for building the core components of a world-class trading environment, focusing on ultra-low latency, high concurrency, and uncompromising...

About the RoleWe’re looking for talented Backend Engineers to implement low-latency, performant, robust APIs.You will write scalable, high-performance failsafe systems that will be consumed by both developers and clients that will be stress tested by high volumes of data and traffic. A knowledge of solution architecture is essential, and able to input on...

Client Description Well-established IoT products manufacturing and R&D company Job Description Responsibilities Is responsible for backend application development, cloud environment configurations and maintenance Support Smart Device development team, Frontend development team and QA team Responsible for IoT end-user application design and...

We are seeking an experienced Senior Backend Engineer to join our client's core engineering team in Hong Kong. In this role, you will lead the architecture, development, and scaling of high-availability backend platforms supporting modern retail financial products, real-time transaction processing, and digital asset integrations. If you thrive on building...

A fast-growing logistics company in Hong Kong is seeking a Backend Software Engineer to develop and maintain key features for its Driver app and APIs. The role requires at least 2 years of experience in backend development, particularly in Java, and knowledge of microservices and cloud services. Candidates should be detail-oriented, strong communicators, and...

Build REST APIs and integrate via messaging queues (ActiveMQ/RabbitMQ/Kafka)Contribute to architecture & integration designDevOps automation with Python (e.g., PyInfra) and Jenkins CI/CD pipelinesDeploy/manage services with Docker & KubernetesWork with PostgreSQL and ensure efficient data handlingTranslate business requirements into technical...

SW9026 |04 Aug 2026 Full Stack Developer (React.JS, Java, Government, 30-35K)Design, develop, and maintain robust end-to-end applications.Create and integrate secure, scalable interfaces to power seamless frontend-backend communication.Design, query, and optimize relational databases for peak performance and data integrity.Deliver maintainable code, champion...

Client Description Well-established IoT products manufacturing and R&D company Job Description Responsibilities Is responsible for backend application development, cloud environment configurations and maintenance Support Smart Device development team, Frontend development team and QA team Responsible for IoT end-user application design and development...

Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking...