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Deepcoin
Remote

Full Time

Job Description: 1. Responsible for the architecture design and development of core business modules, including key services such as trading, fund accounts, risk control, etc. 2. Lead and optimize high-concurrency, high-availability system architecture design, with experience in performance tuning and stability assurance under scenarios involving millions of requests and billions of data records. 3. Analyze and optimize system issues such as database access performance, cache hit rates, message backlog, GC pauses, memory leaks, etc. 4.

$3,000 - $5,500 /hour
UU WALLET
Remote

Full Time

Job Description: 1. Participate in the development and troubleshooting of existing systems. 2. Strong technical skills with clear thinking, capable of learning new technologies and sharing knowledge with internal teams. 3. Good communication skills and proactive work attitude. Job Requirements: 1. Prior experience in payment or financial-related projects is preferred, with certain architecture capabilities from scratch. 2. Proficient in Spring technology stack (S

$3,000 - $6,000 /hour
Ergonia
Remote

Full Time

Job Description:Superis Labs is building a high-performance perpetual futures DEX on Solana. The first production MVP is underway, and early team mem

$1 - $20,000 /hour
Halliday
Remote

Full Time

Job Description:Build and Scale Payment Infrastructure: Own the roadmap for Halliday Payments, defining and launching new capabilities including supp

$14,000 - $18,000 /hour

Full Time

Job Description: Responsibilities1. Responsible for functional testing and automated testing of products, including test case design, review, automated test development, and test execution;2. Collaborate with R&D colleagues to conduct testing for internal company projects, focusing on functional testing, performance testing, stability testing, as well as disaster recovery and various exception tests;3. Develop and maintain relevant testing tools.4. Strong ability to handle pressure and actively embrace new knowledge.

$3,000 - $7,000 /hour

Full Time

Job Description:We are developing an innovative aerial immersive cultural heritage touring system that enables users to explore historical sites and

$3,500 - $5,000 /hour

Full Time

Job Description:We are developing an innovative aerial immersive cultural heritage touring system that enables users to explore historical sites and

$3,500 - $5,000 /hour
AstroX
Remote

Full Time

Job Description: We are a Web3 exchange in the late stages of cold start, currently focusing on expanding into the Southeast Asian market. To deepen local user trust and enhance activity and retention, we are recruiting multiple operation team members with deep Web3 industry expertise and hands-on experience in Southeast Asian communities. Join the team to lead the refined operation of regional communities from 0 to 1, building a highly engaged and conversion-driven localized user ecosystem.

$3,000 - $7,000 /hour
Deepcoin
Remote

Full Time

Job Description: 1. Responsible for the architecture design and development of core business modules, including key services such as trading, fund accounts, risk control, etc. 2. Lead and optimize high-concurrency, high-availability system architecture design, with experience in performance tuning and stability assurance under scenarios involving millions of requests and billions of data records. 3. Analyze and optimize system performance issues such as database access efficiency, cache hit rates, message backlog, GC pauses, and memory leaks. 4.

$3,000 - $5,500 /hour
Toobit
Remote

Full Time

Job Description:About ToobitToobit is a global cryptocurrency trading platform, ranked among the top 20exchanges worldwide. We offer a comprehensive

$1,000 - $2,000 /hour
Ripple
Remote

Full Time

Job Description:Growth Marketing Intern (Summer 2026)Own and manage campaign briefs from concept to launch, working closely with product marketing, s

$1 - $5,000 /hour
Ripple
Remote

Full Time

Job Description:Quantitative Trading Intern (Summer 2026)Be a part of a team that has extensive traditional investment banking experience, be exposed

$1 - $5,000 /hour
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