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Coinroll
Remote

Full Time

1. Develop and maintain a backend data panel, design and develop a real-time transaction data dashboard (user behavior, transaction volume, fee income, etc.), build an on chain and off chain data aggregation system, support multi-dimensional analysis to optimize data query performance, and ensure high real-time response. 2 CoinRoll technology solution planning leads the technical architecture design of the token launch platform (internal and external migration logic) and develops a cross chain asset issuance plan (BSC/Solana)

$5,000 - $20,000 /hour
UnicornX
Remote

Full Time

Responsible for the architecture design, development, and optimization of the core backend system of the Web3 project, using Go language to build high-performance, high concurrency distributed systems. Participate in the development, deployment, and integration of smart contracts with backend systems, familiar with Solidity or other smart contract languages (such as Rust), and ensure contract security and functional completeness. Maintain and optimize blockchain node services, handle core logic such as on chain/off chain data interaction, event monitoring, transaction processing, etc

$5,000 - $8,000 /hour
Chainless
Remote

Full Time

1. Responsible for the server-side design and development of Rust language products, ensuring code quality and module functionality implementation; 2. Design and implement highly available and high-performance API interfaces that support front-end and mobile business requirements Responsible for maintaining overall backend service availability, evaluating performance, assisting operations in server deployment, configuration, and scaling Collaborate with the team to quickly locate and resolve technical issues that arise during the development process

$2,800 - $4,200 /hour
Pond
Remote

Full Time

• Position: Senior Backend EngineerAbout PondPond is an early-stage technology company at the intersection of AI and Web3, dedicated to providing a on

$4,600 - $8,000 /hour
OneKey
Remote

Full Time

Responsible for the development of OneKey backend APIs, mainly focusing on API development for wallet servers, OneKey Card servers, and OneKey backend servers based on requirements, while continuously optimizing the overall architecture to meet basic requirements.

$3,000 - $7,000 /hour
☉neBalance
Remote

Full Time

Senior Web3 Backend Engineer- Write high-quality, efficient, and well-tested code.- Collaborate with cross-functional teams to understand product requ

$13,000 - $16,000 /hour
☉neBalance
Remote

Full Time

Senior Backend Engineer (Platform)- Design & Develop: Architect, build, and optimize backend systems and APIs that support and integrate seamless

$10,000 - $13,000 /hour
Starcoin （Westar Labs）
Remote

Full Time

Participate in the development and optimization of blockchain infrastructure systems. This includes but is not limited to optimizing the underlying layers of blockchain networks and storage, as well as developing blockchain contract libraries. Develop language Rust, or C++/Java/Go engineers who are willing to switch to Rust.

$4,000 - $8,000 /hour
SoonChain
Remote

Full Time

1. Responsible for the front-end development of the blockchain web version C-end product, continuously improving the system's front-end performance and user experience. 2. Develop front-end functional modules based on product requirements and prototype drawings. 3. Collaborate effectively with the backend team to complete version updates and iterations.

$1,500 - $2,500 /hour
Bayeslabs
Remote

Full Time

Job Responsibilities of Full Stack Engineer: 1 Participate in the overall architecture design, development, and maintenance of the company's core systems, and build high-performance, scalable, and maintainable full stack solutions; two Lead the requirement analysis, technical selection, system design, and continuous optimization of the platform's functional modules, covering web front-end, back-end interfaces, database design, and system deployment; three Collaborate with product managers and designers

$3,000 - $4,000 /hour
Sapien
Remote

Full Time

Junior Software EngineerWrite clean, efficient, and maintainable codeAssist in the development and testing of new software featuresTroubleshoot and de

$1 - $10,000 /hour
AMR
Remote

Full Time

AMR platform development is responsible for developing the web and mobile (H5/React Native) optimized front-end performance of the AMR staking system, ensuring smooth experience under high concurrency transactions. Web3 integration and smart contract interaction are integrated with EVM compatible chains (Aleo, Ethereum, BSC, etc.) to achieve wallet connections (MetaMask, WalletCon, etc.)

$3,000 - $8,000 /hour
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