Senior / Staff Software Engineer, Web3
Location: Singapore, Singapore
Department: Engineering
About OKX
About the Opportunity
The OKX DEX-SWAP team is building the future of multi-chain trading with a mission to make decentralized trading seamless, efficient, and accessible to all. As a one-stop aggregated trading platform, OKX DEX-SWAP empowers users to easily discover and trade any token across multiple blockchains, all while securing the best liquidity and prices available on-chain. We leverage intelligent routing algorithms to automatically compute the most efficient transaction paths across chains, ensuring users benefit from lower slippage, optimized fees, and faster execution. As part of this team, you’ll work on solving complex challenges in decentralized finance, while helping scale a platform that plays a critical role in OKX’s broader Web3 strategy. If you're excited about pushing the boundaries of cross-chain interoperability, smart routing, and decentralized liquidity, this is the team to join.
What You’ll Be Doing
- Participate in the backend development of blockchain-related services, including blockchain protocols, recommendation algorithms, and other core products within the blockchain ecosystem.
- Continuously optimize system architecture and performance to meet high standards of availability, reliability, and scalability.
- Identify opportunities for service and infrastructure optimization, driving improvements in engineering efficiency and system robustness.
- Work closely with product and business teams to deeply understand requirements, and deliver solutions through functional design, architectural optimization, and hands-on R&D.
- Tackle complex technical challenges and provide guidance on system design best practices to elevate the overall technical capability of the team.
What We Look For In You
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field (or a strong STEM education background)
- 4+ years of extensive professional experience designing, building, and operating high-performance, systems in Java, with a deep understanding of the JVM, IO, multithreading, concurrency, networking, and solid grasp of object-oriented design principles including encapsulation and abstraction.
- Proficient in mainstream Java frameworks such as Spring, Spring Boot, and Spring Cloud.
- Experience in large-scale project development and application architecture design is highly preferred, especially in high-performance, distributed system environments.
- Strong problem-solving skills with the ability to design, build, and optimize robust backend systems.
- Passion for clean, scalable, and maintainable code, with a continuous drive to improve system performance and reliability.
- Proficiency in speaking, reading and writing in both English and Mandarin to collaborate effectively with global and cross-functional team members.
Nice to Haves
- Familiarity with Python, Golang, TypeScript, Rust, or Graph technologies is a plus.
- Exposure to blockchain smart contracts or experience developing decentralized applications (dApps).
- Understanding of major blockchain platforms such as Bitcoin, Ethereum, Hyperledger, or similar.
- Interest and hands-on experience with public chain ecosystems like Uniswap, AAVE, or other DeFi and Web3 protocols.
- Strong logical and analytical thinking, with an agile mindset, excellent learning ability, and communication skills to collaborate effectively across teams.
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!
There are more than 50,000 engineering jobs:
Subscribe to membership and unlock all jobs
Engineering Jobs
60,000+ jobs from 4,500+ well-funded companies
Updated Daily
New jobs are added every day as companies post them
Refined Search
Use filters like skill, location, etc to narrow results
Become a member
🥳🥳🥳 452 happy customers and counting...
Overall, over 80% of customers chose to renew their subscriptions after the initial sign-up.
To try it out
For active job seekers
For those who are passive looking
Cancel anytime
Frequently Asked Questions
- We prioritize job seekers as our customers, unlike bigger job sites, by charging a small fee to provide them with curated access to the best companies and up-to-date jobs. This focus allows us to deliver a more personalized and effective job search experience.
- We've got over 200,000 jobs from 15,000+ vetted companies. No fake or sleazy jobs here!
- We aggregate jobs from 15,000+ companies' career pages, so you can be sure that you're getting the most up-to-date and relevant jobs.
- We're the only job board *for* software engineers, *by* software engineers… in case you needed a reminder! We add thousands of new jobs daily and offer powerful search filters just for you. 🛠️
- Every single hour! We add 2,000-3,000 new jobs daily, so you'll always have fresh opportunities. 🚀
- Typically, job searches take 3-6 months. EchoJobs helps you spend more time applying and less time hunting. 🎯
- Check daily! We're always updating with new jobs. Set up job alerts for even quicker access. 📅
What Fellow Engineers Say