Java Engineer - Contractor
CoinMarketCap provides real-time cryptocurrency price data, market capitalization information, and trading volume for millions of cryptocurrencies across hundreds of exchanges.
Projects
About CoinMarketCap
CoinMarketCap helps crypto users access reliable market data by aggregating and displaying real-time prices, market caps, and trading volumes from exchanges worldwide. With it, you can track cryptocurrency rankings, monitor market trends, analyze historical data, and access on-chain information. CoinMarketCap reduces information asymmetry in the cryptocurrency ecosystem through trusted data and analytics.
Skills
About the Role
You will independently investigate and design relatively complex systems while optimizing performance and ensuring the stability of system services. You'll translate business requirements and use cases into functional applications, and design, build, and maintain efficient, reusable, and reliable Java code. You'll review, test, and verify code for adherence to quality and security standards, ensure the best possible performance, quality, and responsiveness of applications, identify bottlenecks and bugs, devise solutions, and help maintain code quality and organization.
Requirements
- 8+ years of online troubleshooting experience with full lifecycle of project development for Java applications from similar industry
- Understand the underlying principles of commonly used middleware
- Familiar with Redis/MongoDB/MySQL/Kafka/xxl-job/K8s/SpringBoot/localCache/Prometheus
- Strong skills in core Java, server-side Java technologies, and Spring frameworks
- Extensive experience in software design, architecture, development integration
- Solid knowledge of event processing models, multi-threading, enterprise integration pattern, Web Service and REST
- Experience in Reactor and Microservice would be an added value
- Basic or Fluent English level
Responsibilities
- Independently investigate and design relatively complex systems
- Optimize system performance and ensure the stability of system services
- Translate business requirements and use cases into functional applications
- Design, build, and maintain efficient, reusable, and reliable Java code
- Review, test, and verify code for adherence to quality and security standards
- Ensure the best possible performance, quality, and responsiveness of the applications
- Identify bottlenecks and bugs, and devise solutions to these problems
- Help maintain code quality and organization