(Senior) Java Developer - MainApp/Rewards

We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure. We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure. Job Responsibilities Responsible for backend system development, making architectural decisions, and participating in the design process; Involved in code review, testing, and release work; Establish a fast and deployable system with automated testing, continuous integration, and easy delivery; Identify issues and implement solutions on backend infrastructure and platforms; Analyze and solve problems across the technology stack; Work closely with the security team to build and operate a highly secure, scalable infrastructure and backend services; Manage all code and functional implementation documentation; Collaborate closely with the DevOps team to continuously enhance and improve the technology stack Job Requirement Bachelor's degree or higher in Computer Science or a related field More than 5 years of work experience with extensive experience in system design and development, capable of independently completing requirement analysis, system design, code development, providing application solutions, and continuously optimizing product quality and system performance; Solid foundation in Java programming, familiar with JVM including memory model, class loading mechanism, and performance optimization, and understanding of Java concurrent programming; Familiar with mainstream development frameworks, proficient in using Spring, Spring Boot for development, mastery of common design patterns, and practical application experience; Proficient in middleware such as RabbitMQ, Kafka, Redis, and databases like MySQL, PostgreSQL, with an understanding of their principles; Good coding habits with a self-requirement for unit test coverage; High sense of responsibility, strong adaptability and self-learning ability, good communication and collaboration skills, able to independently analyze and solve problems; Sensitive to new technologies, with a strong desire to learn, and capable of quickly learning and understanding new technologies; Good communication and expression skills, teamwork skills, and self-drive; Experience in developing large-scale trading systems or operational systems is preferred Life @ Crypto.com Empowered to think big. Try new opportunities while working with a talented, ambitious and supportive team. Transformational and proactive working environment. Empower employees to find thoughtful and innovative solutions. Growth from within. We help to develop new skill-sets that would impact the shaping of your personal and professional growth. Work Culture. Our colleagues are some of the best in the industry; we are all here to help and support one another. One cohesive team. Engage stakeholders to achieve our ultimate goal - Cryptocurrency in every wallet. Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up Aspire career alternatives through us - our internal mobility program offers employees a new scope. Work Perks: crypto.com visa card provided upon joining Are you ready to kickstart your future with us? Benefits Competitive salary Attractive annual leave entitlement including: birthday, work anniversary Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up Aspire career alternatives through us. Our internal mobility program can offer employees a diverse scope. Work Perks: crypto.com visa card provided upon joining Our Crypto.com benefits packages vary depending on region requirements, you can learn more from our talent acquisition team. About Crypto.com: Founded in 2016, Crypto.com serves more than 80 million customers and is the world's fastest growing global cryptocurrency platform. Our vision is simple: Cryptocurrency in Every Wallet. Built on a foundation of security, privacy, and compliance, Crypto.com is committed to accelerating the adoption of cryptocurrency through innovation and empowering the next generation of builders, creators, and entrepreneurs to develop a fairer and more equitable digital ecosystem. Learn more at https://crypto.com. Crypto.com is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Crypto.com values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team. Personal data provided by applicants will be used for recruitment purposes only. Please note that only shortlisted candidates will be contacted. Seniority level Seniority level Not Applicable Employment type Employment type Full-time Job function Job function Engineering and Information Technology Referrals increase your chances of interviewing at Crypto.com by 2x Get notified about new Senior Java Software Engineer jobs in Singapore, Singapore . 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Location: Singapore, Singapore, SG

Posted Date: 9/17/2025