Senior/Staff Engineer (Fraud Risk)

Senior/Staff Engineer, Fraud Risk

Full-time/Company: OKX

Who We Are:

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. 

OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps).

About The Opportunity:

We’re looking for a Software Engineer to join our Fraud Risk team!
 
This role will provide an early and significant impact on the engineering team. You will be expected to be responsible for such areas as implementation and support of backend microservices, working closely with the frontend and cross-functional teams to coordinate complex deliverables, do research and provide meaningful feedback about any decision being made within the team. Following are some domains you will have opportunities to work with:

What You’ll Be Doing:

- Proficiency with Java stack and JVM (memory/performance tuning, GC)
- Proficiency with developing Web Services, SOA, REST APIs, Message Queue, Distributed/Scalable Architecture
- Proficiency in Spring Framework (Spring Boot), Hibernate (or similar ORM), Maven, Git
- Design and develop 24/7 high scale APIs and distributed system, the tech stack will be on Alicloud/AWS
- Strong CS fundamentals, solid knowledge of OOP/OOD, GoF design patterns
- Write unit tests, integration tests and CI/CD scripts
- Own, monitor and improve our services in production
- Development and testing of high quality product features spanning multiple product domains
- Work with engineering managers, architects, engineers & QA to develop innovative solutions that meet market needs w.r.t functionality, performance, reliability, realistic implementation schedules and adherence to development goals and principles
- Be a technical leader; research and promote new technologies and tools
- Face technical challenges - performance, fault-tolerance, security and live production issues
- Be involved throughout our service life cycle, influence every step of the way

What We Look For In You:

- Min. 5+ years of experience in Software Development
Possess a solid foundation in Java, with a deep understanding of JVM configuration optimisation strategies and tuning, IO, multi-threading, concurrency frameworks, common data structures, algorithms, and design patterns
- Good programming specifications and rich work experience
Familiar with mainstream open-source application frameworks, such as SpringBoot, SpringMVC, Mybatis, SpringCloud, etc.
- Experience with MySQL, Oracle, and other databases, with an in-depth understanding of things, locks, indexes, database and SQL optimisation, design methods such as sub-database sub-table, leader/follower synchronization
- Familiar with common middleware, such as Kakfa, ELK, Hologres, etc.
- Possess a deep understanding of the design principles of common caching systems, such as Memcached, Redis, etc. and be able to accurately choose caching solutions
- Have a good understanding of distributed system principles, including CAP, consistency, idempotent operation, etc.
- Work well in a team environment and be able to effectively drive cross-team solutions that have complex dependencies and requirements

Perks & Benefits:

- Competitive total compensation package
L&D programs and education subsidy for employees' growth and development
- Various team building programs and company events
Wellness and meal allowances
- Comprehensive healthcare schemes for employees and dependants
- More that we love to tell you along the process!

Apply: