Senior Java Software Engineer designing and maintaining scalable backend services at Wizeline. Collaborating with cross-functional teams to deliver high-quality products using Java and AWS.
Responsibilities
Design, build, and maintain scalable backend services using Java and Spring Boot in a cloud-native AWS environment.
Develop and optimize RESTful APIs, microservices, and backend components following best engineering practices.
Collaborate closely with cross-functional teams—Product, DevOps, QA, and Frontend—to ensure seamless integration and high-quality product delivery.
Participate in architectural discussions, contributing to decisions that ensure scalability, security, and performance.
Troubleshoot complex backend issues, perform root-cause analysis, and provide long-term improvements to system stability.
Implement automation, monitoring, and CI/CD pipelines to improve development and deployment workflows.
Write clean, maintainable, and well-tested code, following engineering and security standards.
Requirements
5+ years of backend engineering experience working with Java and Spring Boot in production environments.
Strong hands-on experience with AWS services (Lambda, ECS/EKS, API Gateway, S3, RDS/DynamoDB, CloudWatch, etc.).
Solid understanding of microservices architecture and distributed systems.
Experience building and consuming RESTful APIs.
Proficiency with CI/CD pipelines and tools (Jenkins, GitHub Actions, GitLab CI, etc.).
Strong understanding of relational and/or NoSQL databases.
Experience with unit testing, integration testing, and test automation frameworks.
Ability to work autonomously while collaborating effectively with a cross-functional team.
Excellent problem-solving and communication skills.
Back End Engineer responsible for building and maintaining REST APIs integrated with SQL Server. Designing batch processing workflows for large - scale data updates in a hybrid work environment.
Staff Software Engineer (Java) at BUX, a modern fintech company in Amsterdam. Leading technical direction and mentoring engineers for product development in a collaborative environment.
Senior Back - End Developer building secure .NET services and APIs for blockchain payment solutions. Taking ownership of technical decisions and collaborating with the Head of Development.
Senior Backend Developer at TradingView designing and maintaining backend services using Go and Java. Collaborating with engineering teams to enhance trading data and optimize system performance.
Backend Architect leading design and development of scalable backend systems for TradingView's platform. Collaborating with teams to integrate systems and ensure performance.
C++ Developer at Expleo working on global banking products in real - time payment domain. Designing and implementing new functionalities, ensuring code quality, collaborating in an Agile environment.
Senior Cloud DBA designing, building, and operating Oracle and PostgreSQL database platforms on Azure for Northern Trust, a leading financial services company.
Senior Software Engineer at Wells Fargo leading projects in software development and productivity. Collaborating with team members to design and build high - performance applications using modern technologies.
Senior/Medior .NET Engineer implementing technology solutions and high - quality code in Vietnam. Leading teams and ensuring software development best practices in a global environment.
Software Engineer I developing software applications at Phigenics. Collaborating within a dynamic team for scalable, user - friendly SaaS solutions in a hybrid work environment.