Principle Backend Developer- Java

Principle Backend Developer- Java Our client is looking for a seasoned Java developer to take charge of developing critical components for an advanced mobile commerce platform, focusing on checkout workflows, payment integration, transaction processing, and fund reconciliation. Key Responsibilities: Drive end-to-end development of essential application modules, ensuring seamless interaction with multiple payment methods and settlement systems. Translate feature requirements into efficient, maintainable code; meet project timelines; document technical designs; actively participate in requirement reviews and analysis. Resolve complex technical problems, assess new technology options, enhance system throughput and reliability, and offer expert troubleshooting support during development cycles. Qualifications: Experience with cross-border or international payment processing is a plus. 3 to 8+ years of hands-on experience in Java application development with strong core programming skills. Demonstrated ability to independently design, architect, and implement key software components. Deep familiarity with Java design principles and practical use of design patterns; mastery of foundational Java capabilities including collections handling, concurrent programming, and I/O operations. Expertise in popular Java ecosystems and frameworks such as Spring Boot, Spring Cloud, MVC frameworks, ORM tools like Hibernate or MyBatis, etc. Skilled in deploying and managing caching layers using tools like Redis, Memcached, or Couchbase; adept at cache strategy design and execution. Strong understanding of relational databases with the ability to optimize queries and schema designs; experience with Oracle and MySQL environments is essential. Comfortable working in Unix-like systems; proficient in deploying Java applications on servers like Tomcat; knowledge of shell scripting or Python scripting is advantageous. Demonstrates initiative, methodical problem-solving skills, rapid learning capability, and resilience when managing high-pressure challenges. Prior involvement in online retail or digital commerce projects preferred; experience building scalable solutions for high-traffic platforms is beneficial. Office Location: Singapore, Central Interested candidates kindly forward your CV to lilianly.wei@ (Wei Liyuan (Lilian), Reg No:R23112842). Feel free to forward this great opportunity to someone who would be a great fit for this role. All information will be kept strictly confidential. We regret to inform that only successful applicants will be contacted. PeopleSearch Pte Ltd EA License No: 16S8057 #J-18808-Ljbffr