Ceffu

Senior Java Engineer

Ceffu  •  Onsite  •  2 hours ago
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Job Description

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.


Our mission is to provide cutting-edge security and infrastructure to support the seamless integration of blockchain technology into institutional finance.

Job Responsibilities

  • Design, develop, and maintain scalable, highly available, and high-performance backend services using java.

  • Take ownership of backend architecture and continuously optimize system scalability, reliability, and performance.

  • Participate in requirements analysis, technical design, implementation, testing, deployment, and production support throughout the software development lifecycle.

  • Build secure, resilient, and maintainable distributed systems for high-concurrency business workloads.

  • Develop and optimize APIs, database models, and system integrations to ensure stability and efficiency.

  • Collaborate closely with cross-functional teams to deliver high-quality solutions.

  • Conduct code reviews, contribute to technical standards, and drive engineering best practices across the team.

  • Monitor production systems, troubleshoot incidents, and proactively identify performance bottlenecks and system risks.

  • Lead or contribute to the development and continuous improvement of AI engineering capabilities, tools, and infrastructure.

  • Stay current with emerging technologies and share technical knowledge with the team.

Skills & Experience Required

  • Bachelor's degree in Computer Science, Software Engineering, or a related field.

  • 5+ years of backend development experience with strong proficiency in Java.

  • Solid understanding of object-oriented programming, design patterns, clean code principles, and software engineering best practices.

  • Hands-on experience with the Spring ecosystem, including Spring Boot and Spring MVC, and persistence frameworks such as MyBatis or MyBatis-Plus.

  • Strong experience designing distributed systems with a focus on scalability, reliability, fault tolerance, and high availability.

  • Experience with relational databases such as MySQL or PostgreSQL, and caching technologies such as Redis.

  • Familiarity with message queues such as Kafka, RabbitMQ, or RocketMQ.

  • Experience with microservices architecture, Docker, and Kubernetes.

  • Good understanding of RESTful API design and backend security best practices.

  • Familiarity with Git, CI/CD pipelines, and automated testing practices.

  • Strong analytical, debugging, and problem-solving skills.

  • Basic English reading and writing skills.

Preferred Qualifications

  • Experience in developing Web3, digital asset custody, cryptocurrency exchange, or blockchain infrastructure systems.

  • Experience designing high-throughput, low-latency backend systems.

  • Experience applying AI technologies to improve engineering productivity or building AI-powered applications or components.

  • Full-stack development experience

Ceffu

About Ceffu

Ceffu offers institutional clients a secure environment to store digital currencies, leveraging best-in-class security, processes and technology solutions from the world's largest digital asset platform provider.

Industry
IT & Software
Company Size
11-50 employees
Headquarters
Global, PL
Year Founded
2021
Website
ceffu.com
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